- 锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟� 锟狡硷拷锟饺ｏ拷
- 锟斤拷锟斤拷萍锟�
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷苹锟洁（15篇锟斤拷
锟斤拷锟斤拷锟斤拷为一锟斤拷锟斤拷职锟斤拷锟斤拷锟斤拷锟叫匡拷锟斤拷锟矫碉拷锟斤拷学锟斤拷疲锟斤拷锟窖э拷锟斤拷锟皆计伙拷锟酵诧拷锟街帮拷锟脚碉拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟杰达到锟斤拷学目锟斤拷锟斤拷写锟斤拷锟斤拷缘木锟斤拷撸锟斤拷越锟斤拷锟斤拷锟斤拷锟教碉拷锟斤拷锟解。锟斤拷么锟斤拷锟斤拷慕锟窖э拷锟斤拷锟斤拷什么锟斤拷锟斤拷锟截ｏ拷锟斤拷锟斤拷锟斤拷小锟斤拷锟斤拷锟斤拷锟侥碉拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷疲锟斤拷锟斤拷锟斤拷慰锟斤拷锟较ｏ拷锟斤拷芄锟斤拷锟斤拷锟斤拷锟斤拷锟揭★拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�1
锟斤拷锟斤拷锟教撅拷准锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟狡凤拷锟�(也锟斤拷锟皆斤拷锟斤拷图锟斤拷锟斤拷锟缴课硷拷锟斤拷学锟斤拷锟金步观诧拷思锟斤拷)
锟斤拷锟斤拷锟斤拷学锟斤拷锟教ｏ拷
锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟铰课ｏ拷同学锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷实锟斤拷锟斤拷?锟斤拷锟斤拷锟斤拷锟角撅拷要锟斤拷锟斤拷平去锟斤拷锟斤拷一些锟斤拷要锟侥癸拷锟缴ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷?
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷知探锟斤拷
锟斤拷锟斤拷(一)探寻锟斤拷锟街★拷锟斤拷平锟斤拷锟斤拷平锟斤拷墓锟斤拷锟�1锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷平锟斤拷锟斤拷锟教凤拷一锟斤拷锟斤拷锟斤拷锟斤拷谭锟斤拷锟斤拷璞拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻ｏ拷剩锟斤拷锟剿碉拷锟绞裁�?锟斤拷锟斤拷锟揭伙拷巡锟斤拷锟斤拷a锟剿ｏ拷1锟斤拷锟借杯锟斤拷b锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟斤拷锟绞撅拷锟斤拷锟絘=2b(锟斤拷)锟斤拷
锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷一锟诫，锟斤拷锟斤拷锟戒换锟斤拷使锟斤拷平锟斤拷然锟斤拷锟斤拷平锟斤拷锟斤拷?锟斤拷学锟斤拷思锟斤拷片锟教ｏ拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟竭革拷锟斤拷一锟斤拷锟借杯锟斤拷锟斤拷平锟结发锟斤拷什么锟戒化?锟斤拷师锟斤拷示锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷锟揭伙拷锟斤拷锟酵拷谋锟斤拷樱锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻ｏ拷锟斤拷锟斤拷锟教匡拷锟皆憋拷示为a+b=2b+b 锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷锟�2锟斤拷锟借杯锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷?锟斤拷锟竭革拷锟斤拷锟斤拷同锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟�?学锟斤拷锟截达拷锟斤拷锟绞σ灰伙拷锟绞撅拷锟街わ拷锟�
锟斤拷锟斤拷锟斤拷锟侥诧拷锟斤拷锟斤拷一锟诫，锟斤拷锟斤拷锟戒换锟斤拷使锟斤拷平锟斤拷锟斤拷平锟斤拷?锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟斤拷锟斤拷平锟解。锟斤拷锟斤拷锟狡斤拷锟斤拷呒锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷岜ｏ拷锟狡斤拷锟斤拷锟�?
锟斤拷锟斤拷锟斤拷锟藉步锟斤拷锟节碉拷锟斤拷锟斤拷锟侥伙拷锟斤拷锟斤拷同时锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓拷锟绞斤拷颖锟绞撅拷锟斤拷锟�2a-a=2b+a-a 锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷锟侥癸拷锟缴革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么说?锟斤拷平锟斤拷锟斤拷锟斤拷锟接伙拷锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷岜ｏ拷锟狡斤拷狻�(锟轿硷拷)
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷应锟矫ｏ拷锟斤拷一锟斤拷锟斤拷证锟斤拷展示锟斤拷学锟斤拷P55页锟斤拷2锟斤拷图锟侥筹拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟狡客拷锟斤拷锟斤拷锟�?锟斤拷锟斤拷么锟斤拷?锟斤拷锟斤拷同时锟斤拷锟斤拷一锟斤拷锟斤拷瓶锟斤拷锟斤拷平锟斤拷锟斤拷平锟解。
锟斤拷锟斤拷(锟斤拷)探寻锟斤拷锟街★拷锟斤拷平锟斤拷锟斤拷平锟斤拷墓锟斤拷锟�2锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷平锟斤拷锟斤拷锟教凤拷一瓶墨水锟斤拷锟斤拷锟教凤拷锟斤拷锟斤拷铅锟绞盒ｏ拷锟斤拷平锟斤拷锟斤拷平锟解。一瓶墨水锟斤拷锟斤拷锟斤拷锟斤拷铅锟绞盒碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭黄磕拷锟絚锟剿ｏ拷1锟斤拷铅锟绞猴拷锟斤拷d锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟斤拷锟绞撅拷锟斤拷锟絚=2d(锟斤拷)锟斤拷
锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷一锟诫，锟斤拷锟斤拷锟斤拷锟斤拷锟劫凤拷锟斤拷1瓶墨水锟斤拷锟揭憋拷锟劫凤拷锟斤拷2锟斤拷铅锟绞盒ｏ拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷?锟斤拷证锟斤拷锟斤拷平锟斤拷锟竭加的讹拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷也锟斤拷同锟斤拷为什么锟斤拷锟杰憋拷锟斤拷平锟斤拷锟斤拷?学锟斤拷锟斤拷锟杰伙拷说锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟接碉拷锟斤拷锟斤拷锟斤拷同锟斤拷锟较讹拷;同时锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷叩锟斤拷锟斤拷锟斤拷锟皆拷锟斤拷幕锟斤拷锟斤拷戏锟斤拷锟斤拷锟绞裁达拷浠�?(锟斤拷锟斤拷锟斤拷2锟斤拷)锟斤拷锟揭憋拷锟斤拷?(也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷)锟斤拷耍锟斤拷锟狡斤拷锟斤拷呔锟斤拷锟斤拷锟斤拷锟斤拷拥亩锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋浠拷锟斤拷锟酵拷模锟斤拷锟斤拷锟斤拷锟斤拷锟�2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷然锟斤拷锟斤拷平锟解。锟斤拷式锟接憋拷示锟斤拷锟斤拷c锟斤拷2=2d锟斤拷2 锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸才碉拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷小锟斤拷同锟侥憋拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷平锟解，锟斤拷式锟接憋拷示锟斤拷锟斤拷2c锟斤拷2=4d锟斤拷2锟斤拷锟斤拷耍锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵憋拷锟斤拷踊锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷品锟结保锟斤拷平锟斤拷锟解，锟斤拷锟斤拷锟斤拷么锟戒换也锟斤拷锟皆憋拷锟斤拷平锟斤拷?锟斤拷锟缴得筹拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷锟叫★拷锟酵拷谋锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻
锟斤拷锟斤拷锟斤拷锟侥诧拷锟斤拷锟斤拷一锟斤拷锟斤拷证锟斤拷锟斤拷示P56锟斤拷锟介景锟斤拷锟斤拷要锟斤拷1锟斤拷锟斤拷锟斤拷图锟斤拷锟狡わ拷锟酵拷锟斤拷馗锟斤拷锟矫达拷锟�?锟斤拷锟斤拷锟斤拷锟斤拷同时锟斤拷小2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟竭碉拷锟斤拷平锟斤拷锟街筹拷2锟捷ｏ拷锟斤拷锟斤拷锟斤拷锟叫碉拷一锟捷ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓拷贸锟斤拷锟斤拷郏锟�1锟斤拷锟斤拷锟斤拷锟�3锟斤拷皮锟斤拷同锟斤拷锟截★拷
锟斤拷锟斤拷(锟斤拷)小锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠伙拷锟斤拷桑锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟侥癸拷锟缴★拷
锟斤拷锟斤拷通锟斤拷锟秸才碉拷实锟介，锟斤拷锟角凤拷锟斤拷锟斤拷什么锟斤拷谁锟斤拷锟杰斤拷一锟铰★拷
锟斤拷锟斤拷锟矫筹拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠伙拷锟斤拷桑锟�
锟斤拷锟斤拷(1)锟斤拷平锟斤拷锟斤拷同时锟斤拷锟接伙拷锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷锟�;
锟斤拷锟斤拷(2)锟斤拷平锟斤拷锟竭碉拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷锟叫★拷锟酵拷谋锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻�
锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷锟角匡拷锟皆凤拷锟街ｏ拷锟斤拷平锟斤拷锟斤拷平锟斤拷时锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷式锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷平锟斤拷锟竭凤拷锟斤拷锟戒化时锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷也锟节凤拷锟斤拷锟戒化锟斤拷锟斤拷平锟斤拷锟斤拷平锟解，锟斤拷式也锟斤拷锟街诧拷锟戒。锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟�.锟斤拷锟缴ｏ拷锟斤拷锟角匡拷锟皆凤拷锟街碉拷式锟斤拷锟街诧拷锟斤拷墓锟斤拷锟斤拷锟�?锟斤拷一锟诫，锟斤拷锟斤拷小锟斤拷锟斤拷锟桔★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷式锟斤拷锟街诧拷锟斤拷墓锟斤拷桑锟�
锟斤拷锟斤拷(1)锟斤拷式锟斤拷锟竭讹拷锟斤拷锟较伙拷锟饺ワ拷锟酵拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷植锟斤拷锟�;
锟斤拷锟斤拷(2)锟斤拷式锟斤拷锟竭讹拷锟剿伙拷锟斤拷锟斤拷锟酵拷锟斤拷锟�(0锟斤拷锟斤拷)锟斤拷锟斤拷式锟斤拷锟戒。
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷
锟斤拷锟斤拷实锟斤拷锟斤拷示锟斤拷锟叫断ｏ拷(准锟斤拷8锟斤拷锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷)
锟斤拷锟斤拷锟斤拷平锟斤拷锟剿分憋拷锟斤拷锟揭伙拷锟�500锟剿碉拷锟轿猴拷锟斤拷锟斤拷250锟剿的伙拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟竭革拷锟斤拷锟斤拷3锟斤拷同锟斤拷锟侥伙拷锟斤拷(250锟斤拷/锟斤拷)时锟斤拷锟斤拷平锟角否保筹拷平锟斤拷?为什么?
锟斤拷锟斤拷2锟斤拷锟节★拷1锟斤拷锟侥伙拷锟斤拷锟较ｏ拷锟斤拷锟节斤拷锟斤拷锟斤拷平锟斤拷锟剿的讹拷锟斤拷锟斤拷锟劫ｏ拷锟斤拷锟斤拷锟戒化?锟斤拷使锟斤拷平锟斤拷然锟斤拷锟斤拷平锟斤拷?锟斤拷么锟斤拷锟�?(锟缴筹拷学锟斤拷锟斤拷台锟斤拷锟街诧拷锟斤拷锟斤拷)
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷只锟杰硷拷锟斤拷锟斤拷前锟斤拷全一锟斤拷锟侥讹拷锟斤拷锟斤拷要锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟矫达拷锟�?锟斤拷么锟斤拷锟�?
锟斤拷锟斤拷4锟斤拷一锟剿凤拷锟斤拷锟斤拷锟斤拷1千锟剿的帮拷锟角ｏ拷锟斤拷一锟剿凤拷锟斤拷4锟斤拷500锟剿碉拷锟轿ｏ拷锟斤拷一锟斤拷锟斤拷锟斤拷锟诫几锟斤拷锟斤拷同锟斤拷锟截ｏ拷锟斤拷么锟斤拷锟�?
锟斤拷锟斤拷锟侥ｏ拷小锟结。
锟斤拷锟斤拷锟斤拷什么锟秸伙拷?锟斤拷锟斤拷什么锟斤拷锟斤拷?
锟斤拷锟斤拷锟斤拷学锟斤拷锟捷ｏ拷锟斤拷学锟斤拷P55-56锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学目锟疥：
锟斤拷锟斤拷1锟斤拷通锟斤拷锟斤拷平锟斤拷示锟斤拷锟斤拷平锟斤拷募锟斤拷直浠伙拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟矫观诧拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟街的癸拷锟斤拷锟斤拷直锟斤拷锟叫讹拷锟斤拷平锟戒化锟斤拷锟杰否保筹拷平锟解。
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷学锟斤拷锟桔诧拷锟斤拷锟斤拷锟斤拷锟斤拷冉锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�2
锟斤拷锟斤拷知识锟诫技锟杰ｏ拷
锟斤拷锟斤拷锟斤拷锟解并锟斤拷锟秸诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟矫诧拷锟饺猴拷锟斤拷锟斤拷某些锟斤拷锟斤拷式锟斤拷锟斤拷锟叫诧拷锟斤拷式锟侥憋拷锟轿★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学习锟斤拷小锟介交锟斤拷锟斤拷锟斤拷学习锟斤拷锟皆硷拷锟斤拷锟斤拷锟较的成癸拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿斤拷锟斤拷锟斤拷锟斤拷同学习锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷学习锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟教拷锟斤拷锟斤拷值锟桔ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴癸拷锟侥活动锟叫ｏ拷锟斤拷锟斤拷学习锟斤拷锟斤拷趣锟斤拷锟斤拷锟斤拷锟斤拷撕锟斤拷锟斤拷目锟斤拷帧锟�
锟斤拷锟斤拷锟斤拷学锟窖点：
锟斤拷锟斤拷锟斤拷确锟斤拷锟矫诧拷锟斤拷式锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟斤拷学锟截点：
锟斤拷锟斤拷锟斤拷锟解并锟斤拷锟秸诧拷锟斤拷式锟斤拷锟斤拷锟斤拷3锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟教ｏ拷
锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟介境锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷锟斤拷锟斤拷一台平锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟解，锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷耄拷锟狡斤拷锟斤拷锟绞裁达拷浠拷锟�
锟斤拷锟斤拷2锟斤拷锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷玫锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷耄拷锟狡斤拷锟斤拷锟绞裁达拷浠拷锟�
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷圆锟狡斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵憋拷锟斤拷锟斤拷锟酵拷锟絗锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷平锟斤拷锟斤拷锟斤拷小锟斤拷同锟侥憋拷锟斤拷锟截ｏ拷通锟斤拷锟斤拷平锟斤拷示锟斤拷锟斤拷锟斤拷约锟斤拷墓鄄锟斤拷思锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫的诧拷锟饺癸拷系锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷探锟斤拷锟斤拷知
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟介景锟斤拷锟斤拷学锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷小锟斤拷
锟斤拷锟斤拷1锟斤拷10锟斤拷锟剿拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷20锟斤拷之锟斤拷锟截ｏ拷
锟斤拷锟斤拷3锟斤拷5锟斤拷之前锟截ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷师锟斤拷锟斤拷锟斤拷直锟轿猘锟斤拷b锟斤拷锟斤拷a
锟斤拷锟斤拷a+10
锟斤拷锟斤拷a+20
锟斤拷锟斤拷a锟斤拷5
锟斤拷锟斤拷2锟斤拷探锟斤拷锟诫发锟斤拷
锟斤拷锟斤拷一锟介：锟斤拷知5>3锟斤拷锟斤拷5+2 3+2
锟斤拷锟斤拷5锟斤拷2 3锟斤拷2
锟斤拷锟斤拷锟斤拷锟介：锟斤拷知锟斤拷1
锟斤拷锟斤拷锟斤拷1锟斤拷33锟斤拷3
锟斤拷锟斤拷锟斤拷一锟诫不锟饺号的凤拷锟斤拷谋锟斤拷锟�
锟斤拷锟斤拷3锟斤拷锟斤拷锟缴ｏ拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷1锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟接ｏ拷锟斤拷锟饺ワ拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟绞斤拷樱锟斤拷锟斤拷锟斤拷群诺姆锟斤拷虿槐锟�
锟斤拷锟斤拷锟斤拷锟絘锟斤拷b锟斤拷锟斤拷么a+c
锟斤拷锟斤拷锟斤拷锟絘锟斤拷b锟斤拷锟斤拷么a+c >b+c锟斤拷a锟斤拷c >b锟斤拷c锟斤拷
锟斤拷锟斤拷锟斤拷锟饺号凤拷锟津不改变！
锟斤拷锟斤拷4锟斤拷锟襟胆诧拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟接ｏ拷锟斤拷锟饺ワ拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷群欧锟斤拷虿桓谋锟�
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟接ｏ拷锟斤拷锟饺ワ拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷群欧锟斤拷虿桓谋锟�
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟剿ｏ拷锟斤拷锟斤拷裕锟酵伙拷锟斤拷锟斤拷锟斤拷锟轿拷悖╋拷锟斤拷锟斤拷群诺姆锟斤拷锟斤拷兀锟�
锟斤拷锟斤拷5锟斤拷探锟斤拷锟诫发锟斤拷
锟斤拷锟斤拷锟斤拷知4
锟斤拷锟斤拷一锟介：4锟斤拷2 6锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷
锟斤拷锟斤拷4锟斤拷26锟铰ｏ拷锟斤拷2锟斤拷锟斤拷
锟斤拷锟斤拷思锟斤拷锟斤拷锟饺号凤拷锟斤拷谋锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟剿ｏ拷锟斤拷锟斤拷裕锟揭伙拷锟斤拷锟轿拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺号凤拷锟斤拷牟锟斤拷谋锟斤拷什么锟叫关ｏ拷
锟斤拷锟斤拷6锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷2锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟剿ｏ拷锟斤拷锟斤拷裕锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷群诺姆锟斤拷虿槐洹�
锟斤拷锟斤拷锟斤拷锟絘>b锟斤拷锟斤拷c>0锟斤拷锟斤拷么ac>bc锟斤拷锟斤拷锟絘0锟斤拷锟斤拷么ac
锟斤拷锟斤拷7锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷3锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷锟剿ｏ拷锟斤拷锟斤拷裕锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷群诺姆锟斤拷锟侥变。
锟斤拷锟斤拷锟斤拷锟絘>b锟斤拷锟斤拷c
锟斤拷锟斤拷锟斤拷锟絘
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸癸拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷1锟斤拷锟叫讹拷锟斤拷锟叫革拷锟斤拷锟斤拷频锟斤拷欠锟斤拷锟饺凤拷锟轿裁达拷锟窖э拷锟斤拷诖锟�
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷为7.5锟斤拷5.7锟斤拷锟斤拷锟皆★拷7.5锟斤拷锟斤拷5.7锟斤拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷为a+8锟斤拷4锟斤拷锟斤拷锟斤拷a锟斤拷锟斤拷4锟斤拷
锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷为4a锟斤拷4b锟斤拷锟斤拷锟斤拷a锟斤拷b锟斤拷
锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷为锟斤拷1锟斤拷锟斤拷2锟斤拷锟斤拷锟皆★拷a锟斤拷1锟斤拷锟斤拷a锟斤拷2锟斤拷
锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷为3锟斤拷2锟斤拷锟斤拷锟斤拷3a锟斤拷2a锟斤拷
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷确锟斤拷锟斤拷锟捷诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷确锟斤拷锟斤拷锟捷诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷
锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷确锟斤拷锟斤拷锟捷诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷
锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷确锟斤拷锟斤拷锟捷诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷
锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷锟皆ｏ拷应锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷郏锟�
锟斤拷锟斤拷锟斤拷a锟斤拷0时锟斤拷3a锟斤拷2a锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷
锟斤拷锟斤拷锟斤拷a=0时锟斤拷3a=2a锟斤拷
锟斤拷锟斤拷锟斤拷a锟斤拷0时锟斤拷3a锟斤拷2a锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟姐！0>4锟斤拷锟斤拷锟斤拷锟斤拷耍锟�
锟斤拷锟斤拷锟斤拷知m>n锟斤拷锟斤拷锟竭讹拷锟斤拷锟斤拷4锟斤拷锟斤拷4m>4n锟斤拷锟斤拷锟竭讹拷锟斤拷去4m锟斤拷锟斤拷0>4n锟斤拷4m锟斤拷锟斤拷0>4锟斤拷n锟斤拷m锟斤拷锟斤拷锟斤拷锟斤拷同时锟斤拷锟皆ｏ拷n锟斤拷m锟斤拷锟斤拷锟斤拷0>4锟斤拷
锟斤拷锟斤拷锟斤拷式锟诫不锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷2锟斤拷锟斤拷式锟诫不锟斤拷式锟斤拷锟斤拷锟绞对比★拷
锟斤拷锟斤拷锟斤拷前锟斤拷冉希锟斤拷俣锟斤拷锟斤拷群锟�
锟斤拷锟斤拷锟侥★拷锟杰斤拷锟斤拷锟�
锟斤拷锟斤拷1锟斤拷锟斤拷式锟斤拷锟斤拷锟诫不锟斤拷式锟斤拷锟绞的诧拷同之锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟矫★拷锟斤拷锟斤拷式锟斤拷锟斤拷3"时应注锟斤拷锟斤拷锟斤拷猓э拷锟酵拷锟斤拷芙幔拷锟斤拷园锟斤拷锟斤拷约锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷毡锟斤拷诳锟斤拷锟窖е讹拷锟斤拷锟斤拷锟斤拷玫锟窖跋帮拷撸锟揭参拷陆诳锟窖э拷媒獠伙拷锟绞斤拷锟斤拷禄锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟藉、锟斤拷锟斤拷锟斤拷业
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟解：锟教匡拷锟斤拷锟�134页习锟斤拷9.1锟斤拷4锟斤拷5锟斤拷
锟斤拷锟斤拷2锟斤拷选锟斤拷锟解：锟教匡拷锟斤拷锟�134页习锟斤拷9锟斤拷 1锟斤拷7锟解．
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�3
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟节课碉拷锟叫撅拷锟角对筹拷锟叫诧拷锟斤拷式学习锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷展锟斤拷也锟斤拷实锟斤拷锟斤拷锟桔的斤拷一锟斤拷锟斤拷展锟斤拷锟节憋拷锟节课碉拷学习锟斤拷锟斤拷锟叫ｏ拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷实锟斤拷锟侥伙拷锟斤拷锟斤拷锟桔ｏ拷锟斤拷锟斤拷锟斤拷实锟斤拷锟侥伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥达拷小锟斤拷
锟斤拷锟斤拷通锟斤拷锟斤拷锟节课碉拷学习锟斤拷锟斤拷学锟斤拷锟斤拷一系锟叫的撅拷锟斤拷锟斤拷锟斤拷锟介境锟叫ｏ拷锟斤拷锟杰碉拷锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷粘锟斤拷锟斤拷锟斤拷写锟斤拷锟斤拷糯锟斤拷锟斤拷牟锟斤拷裙锟较碉拷锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷锟饺癸拷系锟侥达拷锟斤拷锟斤拷应锟矫★拷锟皆诧拷锟饺癸拷系锟斤拷锟斤拷锟斤拷夭模锟斤拷锟斤拷锟窖э拷鄣锟斤拷锟叫观察、锟斤拷锟缴★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋冉瞎锟斤拷獭锟斤拷锟斤拷锟斤拷貌锟斤拷锟绞斤拷虿坏锟绞斤拷锟斤拷锟斤拷些锟斤拷锟饺癸拷系锟斤拷示锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟节憋拷锟节课碉拷学习锟斤拷锟斤拷锟叫伙拷锟斤拷锟斤拷锟斤拷一些锟津单的★拷学锟斤拷锟斤拷锟节达拷锟斤拷锟斤拷锟斤拷锟解，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷注锟斤拷锟斤拷锟窖е讹拷头锟斤拷锟斤拷锟接︼拷茫锟酵币诧拷芗锟斤拷锟窖э拷锟斤拷锟窖帮拷锟饺わ拷锟斤拷锟斤拷锟斤拷缘夭锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷芯锟斤拷锟斤拷裙锟较碉拷锟皆革拷锟斤拷锟斤拷锟斤拷荼锟斤拷诳蔚慕锟窖э拷锟斤拷荩锟接︼拷锟斤拷锟斤拷帧锟斤拷锟斤拷锟矫筹拷实锟斤拷锟侥伙拷锟斤拷锟斤拷锟桔ｏ拷锟斤拷锟斤拷锟斤拷实锟斤拷锟侥伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥达拷小锟斤拷
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锟斤拷锟斤拷2.锟斤拷锟斤拷锟斤拷锟筋法锟叫讹拷实锟斤拷锟斤拷锟斤拷锟绞斤拷拇锟叫★拷锟斤拷锟斤拷锟斤拷浞斤拷锟斤拷卸隙锟斤拷锟绞斤拷拇锟叫★拷头锟轿э拷锟�
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锟斤拷锟斤拷锟斤拷学锟窖点：准确锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥达拷小锟斤拷
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锟斤拷锟斤拷思路1.(锟斤拷头图锟斤拷锟斤拷)通锟斤拷锟斤拷媒锟斤拷展示锟斤拷锟角★拷锟缴达拷锟斤拷一锟斤拷山锟斤拷锟截碉拷锟斤拷锟斤拷锟阶筹拷刍锟斤拷妫拷锟斤拷锟窖э拷锟斤拷锟斤拷搿帮拷峥达拷锟斤拷锟斤拷煞澹讹拷锟斤拷叩透锟斤拷锟酵拷锟斤拷拇锟斤拷锟饺伙拷秃锟藉锟斤拷锟斤拷锟斤拷校锟绞寡э拷锟斤拷诰锟斤拷锟斤拷榫筹拷懈锟斤拷艿锟斤拷锟斤拷裙锟较碉拷锟斤拷锟绞碉拷锟斤拷锟斤拷锟秸筹拷锟斤拷锟斤拷锟斤拷锟角达拷锟斤拷锟斤拷锟节的ｏ拷锟缴此诧拷锟斤拷锟斤拷锟斤拷学锟叫撅拷锟斤拷锟饺癸拷系锟斤拷强锟斤拷愿锟斤拷锟斤拷锟斤拷然锟斤拷锟斤拷锟斤拷锟铰课★拷
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锟斤拷锟斤拷实锟斤拷7锟斤拷某品锟斤拷锟斤拷锟教碉拷锟斤拷锟斤拷锟斤拷锟芥定锟斤拷锟斤拷锟斤拷锟斤拷脂锟斤拷锟侥猴拷锟斤拷f应锟斤拷锟斤拷锟斤拷2.5%锟斤拷锟斤拷锟斤拷锟绞的猴拷锟斤拷p应锟斤拷锟斤拷锟斤拷2.3%.
锟斤拷锟斤拷锟斤拷师锟斤拷一锟斤拷锟姐拨锟斤拷锟杰癸拷锟斤拷锟斤拷锟斤拷锟竭碉拷锟斤拷学锟斤拷然锟杰好ｏ拷锟斤拷说锟斤拷同学锟斤拷锟窖撅拷锟竭斤拷锟斤拷锟斤拷学锟斤拷锟斤拷学锟狡ｏ拷锟斤拷锟斤拷为锟斤拷锟斤拷锟叫撅拷锟斤拷学锟斤拷'锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟桔光、锟斤拷学锟侥观碉拷锟斤拷泄鄄臁拷锟斤拷伞锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷锟侥比较癸拷锟教ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷每锟斤拷锟叫撅拷锟斤拷学锟斤拷锟剿憋拷锟斤拷要锟斤拷锟侥ｏ拷锟斤拷么锟斤拷锟斤拷锟角匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟斤拷什么知识锟斤拷锟斤拷示锟斤拷些锟斤拷锟饺癸拷系锟截ｏ拷学锟斤拷锟斤拷锟斤拷锟斤拷锟诫到锟斤拷锟矫诧拷锟斤拷式锟津不碉拷式锟斤拷锟斤拷锟斤拷示锟斤拷些锟斤拷锟饺癸拷系锟斤拷锟斤拷么锟斤拷锟斤拷式锟斤拷锟斤拷锟矫诧拷锟饺号斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴碉拷式锟接★拷锟斤拷-71+4,2x锟斤拷6锟斤拷a+2锟斤拷0,3锟斤拷4,0锟斤拷5锟饺★拷
锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷7锟斤拷实锟斤拷锟矫诧拷锟斤拷式锟斤拷示锟斤拷锟斤拷锟斤拷实锟斤拷1锟斤拷锟斤拷锟斤拷t锟斤拷示某锟斤拷锟斤拷锟斤拷拢锟斤拷锟�26 锟斤拷锟絫锟斤拷32 锟斤拷.实锟斤拷3锟斤拷锟斤拷锟斤拷x锟斤拷示一锟斤拷锟角革拷锟斤拷锟斤拷锟斤拷x锟斤拷0.实锟斤拷5|AC|+|BC|>|AB|锟斤拷锟斤拷锟斤拷图锟斤拷
锟斤拷锟斤拷|AB|+|BC|>|AC|锟斤拷|AC|+|BC|>|AB|锟斤拷|AB|+|AC|>|BC|.
锟斤拷锟斤拷|AB|-|BC|
锟斤拷锟斤拷实锟斤拷6锟斤拷锟斤拷锟斤拷v锟斤拷示锟劫度ｏ拷锟斤拷v锟斤拷40 km/h.实锟斤拷7锟斤拷f锟斤拷2.5%锟斤拷p锟斤拷2.3%.锟斤拷锟斤拷实锟斤拷7锟斤拷锟斤拷师应锟姐拨学锟斤拷注锟斤拷锟斤拷锟斤拷锟叫碉拷脂锟斤拷锟斤拷锟斤拷锟诫蛋锟斤拷锟绞猴拷锟斤拷锟斤拷同时锟斤拷锟姐，锟斤拷锟斤拷写锟斤拷f锟斤拷2.5%锟斤拷p锟斤拷2.3%锟斤拷锟斤拷锟角诧拷锟皆的★拷锟斤拷锟缴憋拷示为f锟斤拷2.5%锟斤拷p锟斤拷2.3%.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解，锟斤拷师锟斤拷学锟斤拷锟斤拷锟斤拷锟截达拷锟斤拷锟斤拷投影锟角革拷锟斤拷锟轿憋拷锟较碉拷锟斤拷锟斤拷锟斤拷锟桔★拷
锟斤拷锟斤拷锟斤拷锟桔斤拷锟斤拷锟�
锟斤拷锟斤拷(1)(2)锟皆ｏ拷(3)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫ｏ拷锟揭边碉拷锟接︼拷锟绞碉拷锟斤拷锟斤拷锟竭碉拷锟接︼拷锟绞碉拷锟斤拷锟�
锟斤拷锟斤拷(4)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷实锟斤拷a锟斤拷b锟斤拷锟斤拷a=b锟斤拷a>b锟斤拷a0a>b;a-b=0a=b;a-b
锟斤拷锟斤拷应锟斤拷示锟斤拷
锟斤拷锟斤拷锟斤拷1(锟教材憋拷锟斤拷锟斤拷1锟斤拷锟斤拷2)
锟斤拷锟斤拷锟筋动锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷悉锟斤拷锟斤拷锟斤拷锟斤拷式锟侥达拷小锟饺较的伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟筋，锟戒方锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷猓拷墙锟斤拷锟斤拷锟绞斤拷纸锟斤拷应锟斤拷锟戒方锟斤拷锟斤拷傻模锟斤拷锟斤拷锟斤拷址锟斤拷锟斤拷谴锟斤拷锟绞斤拷锟斤拷锟绞憋拷锟斤拷锟绞癸拷玫姆锟斤拷锟斤拷锟接︼拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷铡锟�
锟斤拷锟斤拷锟斤拷式训锟斤拷
锟斤拷锟斤拷1.锟斤拷f(x)=3x2-x+1锟斤拷g(x)=2x2+x-1锟斤拷锟斤拷f(x)锟斤拷g(x)锟侥达拷小锟斤拷系锟斤拷( )
锟斤拷锟斤拷A.f(x)>g(x) B.f(x)=g(x)
锟斤拷锟斤拷C.f(x)
锟斤拷锟斤拷锟金案ｏ拷A
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷f(x)-g(x)=x2-2x+2=(x-1)2+1锟斤拷1>0锟斤拷锟斤拷f(x)>g(x).
锟斤拷锟斤拷2.锟斤拷知x锟斤拷0锟斤拷锟饺斤拷(x2+1)2锟斤拷x4+x2+1锟侥达拷小锟斤拷
锟斤拷锟斤拷锟解：锟斤拷(x2+1)2-(x4+x2+1)=x4+2x2+1-x4-x2-1=x2.
锟斤拷锟斤拷锟斤拷x锟斤拷0锟斤拷锟斤拷x2>0.锟接讹拷(x2+1)2>x4+x2+1.
锟斤拷锟斤拷锟斤拷2锟饺斤拷锟斤拷锟叫革拷锟斤拷锟斤拷锟侥达拷小(a锟斤拷b).
锟斤拷锟斤拷(1)a+b2锟斤拷21a+1b(a>0锟斤拷b>0);
锟斤拷锟斤拷(2)a4-b4锟斤拷4a3(a-b).
锟斤拷锟斤拷锟筋动锟斤拷锟饺斤拷锟斤拷锟斤拷实锟斤拷锟侥达拷小锟斤拷锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫∷筹拷锟侥癸拷系锟斤拷锟斤拷锟轿拷卸锟斤拷锟斤拷堑牟锟侥凤拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷桑锟斤拷锟揭拷悴ρэ拷锟斤拷锟斤拷锟斤拷姆锟斤拷锟斤拷卸锟剿碉拷锟斤拷校锟揭拷锟斤拷沙锟街ｏ拷锟斤拷锟缴猴拷锟斤拷锟斤拷恪�
锟斤拷锟斤拷锟解：(1)a+b2-21a+1b=a+b2-2aba+b=a+b2-4ab2a+b=a-b22a+b.
锟斤拷锟斤拷锟斤拷a>0锟斤拷b>0锟斤拷a锟斤拷b锟斤拷锟斤拷a+b>0锟斤拷(a-b)2>0.锟斤拷a-b22a+b>0锟斤拷锟斤拷a+b2>21a+1b.
锟斤拷锟斤拷(2)a4-b4-4a3(a-b)=(a-b)(a+b)(a2+b2)-4a3(a-b)
锟斤拷锟斤拷=(a-b)(a3+a2b+ab2+b3-4a3)=(a-b)[(a2b-a3)+(ab2-a3)+(b3-a3)]
锟斤拷锟斤拷=-(a-b)2(3a2+2ab+b2)=-(a-b)2[2a2+(a+b)2].
锟斤拷锟斤拷锟斤拷2a2+(a+b)2锟斤拷0(锟斤拷锟揭斤拷锟斤拷a=b=0时取锟饺猴拷)锟斤拷锟斤拷a锟斤拷b锟斤拷锟斤拷(a-b)2>0,2a2+(a+b)2>0.锟斤拷-(a-b)2[2a2+(a+b)2]
锟斤拷锟斤拷锟斤拷a4-b4
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺较达拷小锟斤拷锟斤拷锟斤拷锟筋法锟斤拷一锟姐步锟斤拷锟斤拷锟斤拷锟筋—锟斤拷锟斤拷锟轿★拷锟斤拷锟叫断凤拷锟脚★拷锟斤拷锟轿筹拷锟矫碉拷锟街讹拷锟角分斤拷锟斤拷式锟斤拷锟戒方锟斤拷前锟竭斤拷锟斤拷锟筋”锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟竭斤拷锟斤拷锟筋”锟斤拷为一锟斤拷锟津几革拷锟斤拷全平锟斤拷式锟侥★拷锟酵★拷锟斤拷也锟斤拷锟斤拷锟竭诧拷锟矫★拷
锟斤拷锟斤拷锟斤拷式训锟斤拷
锟斤拷锟斤拷锟斤拷知x>y锟斤拷锟斤拷y锟斤拷0锟斤拷锟饺斤拷xy锟斤拷1锟侥达拷小锟斤拷
锟斤拷锟斤拷锟筋动锟斤拷要锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥达拷小锟斤拷系锟斤拷只锟斤拷确锟斤拷锟斤拷锟角的诧拷锟斤拷0锟侥达拷小锟斤拷系锟斤拷
锟斤拷锟斤拷锟解：xy-1=x-yy.
锟斤拷锟斤拷锟斤拷x>y锟斤拷锟斤拷x-y>0.
锟斤拷锟斤拷锟斤拷y
锟斤拷锟斤拷锟斤拷y>0时锟斤拷x-yy>0锟斤拷锟斤拷xy-1>0.锟斤拷xy>1.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷母y取锟斤拷同锟斤拷围锟斤拷值时锟斤拷锟斤拷xy-1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷y锟斤拷锟斤拷锟斤拷锟桔★拷
锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷乒娑拷锟斤拷锟斤拷锟阶≌拷拇锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷小锟节地帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷晒锟斤拷准锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟截帮拷锟斤拷锟斤拷谋锟街涤︼拷锟叫★拷锟�10%锟斤拷锟斤拷锟斤拷锟斤拷锟街翟斤拷锟阶≌拷牟晒锟斤拷锟斤拷锟皆斤拷谩锟斤拷锟斤拷剩锟酵憋拷锟斤拷锟斤拷锟饺的达拷锟斤拷锟斤拷锟斤拷偷匕锟斤拷锟斤拷锟斤拷住宅锟侥采癸拷锟斤拷锟斤拷锟角憋拷锟斤拷耍锟斤拷锟斤拷潜浠碉拷耍锟斤拷锟剿碉拷锟斤拷锟斤拷伞锟�
锟斤拷锟斤拷锟筋动锟斤拷锟斤拷锟斤拷丶锟斤拷锟斤拷锟斤拷前锟斤拷锟斤拷锟斤拷锟斤拷锟阶拷锟斤拷锟斤拷锟窖э拷锟斤拷裕锟饺伙拷锟饺斤拷前锟斤拷锟街碉拷拇锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷罘拷锟�
锟斤拷锟斤拷锟解：锟斤拷住宅锟斤拷锟斤拷锟斤拷锟斤拷偷匕锟斤拷锟斤拷锟街憋拷为a锟斤拷b锟斤拷同时锟斤拷锟接碉拷锟斤拷锟轿猰锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭拷锟絘
锟斤拷锟斤拷锟斤拷锟斤拷a+mb+m-ab=mb-abb+m>0锟斤拷锟斤拷锟斤拷a+mb+m>ab.锟斤拷ab锟斤拷10%锟斤拷锟斤拷锟絘+mb+m>ab锟斤拷10%.
锟斤拷锟斤拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷鹊拇锟斤拷锟斤拷锟斤拷锟酵地帮拷锟斤拷锟斤拷锟阶≌拷牟晒锟斤拷锟斤拷锟斤拷锟斤拷锟剿★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷兀锟斤拷锟絘锟斤拷b为锟斤拷实锟斤拷锟斤拷锟斤拷a0锟斤拷锟斤拷a+mb+m>ab.
锟斤拷锟斤拷锟斤拷式训锟斤拷
锟斤拷锟斤拷锟斤拷知a1锟斤拷a2锟斤拷锟斤拷为锟斤拷锟筋都锟斤拷锟斤拷锟斤拷牡缺锟斤拷锟斤拷校锟斤拷锟斤拷锟絨锟斤拷1锟斤拷锟斤拷( )
锟斤拷锟斤拷A.a1+a8>a4+a5 B.a1+a8
锟斤拷锟斤拷C.a1+a8=a4+a5 D.a1+a8锟斤拷a4+a5锟斤拷小锟斤拷确锟斤拷
锟斤拷锟斤拷锟金案ｏ拷A
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(a1+a8)-(a4+a5)=a1+a1q7-a1q3-a1q4
锟斤拷锟斤拷=a1[(1-q3)-q4(1-q3)]=a1(1-q)2(1+q+q2)(1+q)(1+q2).
锟斤拷锟斤拷锟斤拷{an}锟斤拷锟筋都锟斤拷锟斤拷锟姐，锟斤拷q>0锟斤拷锟斤拷1+q>0.
锟斤拷锟斤拷锟街★拷q锟斤拷1锟斤拷锟斤拷(a1+a8)-(a4+a5)>0锟斤拷锟斤拷a1+a8>a4+a5.
锟斤拷锟斤拷知锟斤拷训锟斤拷
锟斤拷锟斤拷1.锟斤拷锟叫诧拷锟斤拷式锟斤拷锟斤拷a2+3>2a;锟斤拷a2+b2>2(a-b-1);锟斤拷x2+y2>2xy.锟斤拷锟叫猴拷锟斤拷锟斤拷牟锟斤拷锟绞斤拷母锟斤拷锟轿�( )
锟斤拷锟斤拷A.3 B.2 C.1 D.0
锟斤拷锟斤拷2.锟饺斤拷2x2+5x+9锟斤拷x2+5x+6锟侥达拷小锟斤拷
锟斤拷锟斤拷锟金案ｏ拷
锟斤拷锟斤拷1.C锟斤拷锟斤拷锟斤拷锟竭拷a2+b2-2(a-b-1)=(a-1)2+(b+1)2锟斤拷0锟斤拷锟斤拷x2+y2-2xy=(x-y)2锟斤拷0.
锟斤拷锟斤拷锟斤拷只锟叫①猴拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷2.锟解：锟斤拷为2x2+5x+9-(x2+5x+6)=x2+3>0锟斤拷锟斤拷锟斤拷2x2+5x+9>x2+5x+6.
锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷
锟斤拷锟斤拷1.锟斤拷师锟斤拷学锟斤拷锟斤拷同锟斤拷杀锟斤拷诳蔚锟叫★拷幔拷锟绞碉拷锟斤拷幕锟斤拷锟斤拷锟斤拷实幕毓耍锟斤拷锟斤拷锟斤拷锟绞碉拷锟斤拷锟叫★拷谋冉戏锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥活动探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟脚的憋拷式训锟斤拷锟斤拷锟斤拷学锟斤拷去锟斤拷锟酵硷拷锟斤拷系锟斤拷知锟斤拷锟斤拷锟斤拷锟节匡拷锟斤拷学锟斤拷锟斤拷锟斤拷锟叫碉拷知识锟斤拷系锟叫★拷
锟斤拷锟斤拷2.锟斤拷师锟斤拷锟斤拷锟姐睛锟斤拷锟姐拨锟斤拷锟斤拷实锟斤拷锟侥伙拷锟斤拷锟斤拷锟绞讹拷锟斤拷锟斤拷实锟斤拷锟斤拷小锟饺斤拷时锟阶达拷锟侥地凤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟皆斤拷末锟斤拷思锟斤拷锟斤拷锟斤拷锟斤拷锟节课猴拷锟斤拷锟斤拷一锟斤拷锟斤拷探锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷业
锟斤拷锟斤拷习锟斤拷3锟斤拷1A锟斤拷3;习锟斤拷3锟斤拷1B锟斤拷2.
锟斤拷锟斤拷锟斤拷聘锟斤拷锟�
锟斤拷锟斤拷1.锟斤拷锟斤拷锟斤拷乒锟阶拷私锟窖э拷锟斤拷锟斤拷锟斤拷呕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角ｏ拷锟斤拷锟斤拷锟斤拷应锟斤拷锟捷撅拷锟斤拷锟斤拷锟斤拷锟窖★拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街斤拷学锟斤拷锟缴的斤拷学锟斤拷锟教ｏ拷锟斤拷锟剿筹拷锟斤拷使锟斤拷一锟街固讹拷锟侥斤拷学锟斤拷锟斤拷锟斤拷锟斤拷原锟解不锟斤拷锟斤拷锟秸帮拷一锟斤拷实锟斤拷模式锟斤拷锟斤拷锟街斤拷学锟斤拷锟斤拷锟叫ｏ拷没锟斤拷一锟斤拷锟杰很好碉拷锟斤拷应一锟叫斤拷学锟筋动锟斤拷也锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷没锟斤拷锟斤拷锟杰的斤拷学锟斤拷锟斤拷锟斤拷锟斤拷愿锟斤拷裕锟斤拷锟斤拷浠拷锟斤拷锟斤拷施锟教诧拷锟角成癸拷锟斤拷施锟斤拷锟斤拷药锟斤拷
锟斤拷锟斤拷2.锟斤拷锟斤拷锟斤拷锟阶拷锟斤拷锟斤拷讯瓤锟斤拷啤锟斤拷锟斤拷锟绞斤拷锟斤拷锟接︼拷锟斤拷锟姐，锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟捷讹拷锟叫斤拷锟姐，锟斤拷锟斤拷锟角高匡拷锟斤拷锟截碉拷锟斤拷锟饺点。锟斤拷为锟斤拷锟铰匡拷始锟斤拷锟斤拷锟斤拷锟绞碉拷锟斤拷锟斤拷一些锟斤拷锟斤拷锟斤拷锟斤拷砖锟斤拷锟斤拷锟斤拷学锟斤拷锟叫革拷锟斤拷锟斤拷探锟斤拷锟斤拷锟斤拷锟狡教拷锟斤拷锟斤拷锟斤拷斯锟斤拷锟斤拷锟斤拷锟斤拷锟秸癸拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷影锟届。
锟斤拷锟斤拷3.锟斤拷锟斤拷锟斤拷乒锟阶拷锟窖э拷锟剿嘉拷锟斤拷锟斤拷锟窖碉拷锟斤拷锟窖碉拷锟窖э拷锟斤拷锟剿嘉拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿嘉拷锟狡凤拷剩锟斤拷锟斤拷锟窖э拷锟绞χ憋拷锟斤拷锟斤拷要锟斤拷锟解，也锟斤拷锟斤拷学锟斤拷学锟斤拷锟斤拷锟竭★拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷思维锟侥凤拷散锟皆硷拷锟斤拷锟斤拷裕锟斤拷朔锟剿嘉拷慕锟斤拷锟斤拷锟斤拷锟绞窖碉拷锟斤拷锟窖э拷挚锟斤拷锟斤拷锟秸寡э拷锟剿嘉拷锟揭帮拷墓锟饺ｏ拷锟斤拷锟斤拷锟侥点拨锟斤拷思锟斤拷锟斤拷锟斤拷学锟斤拷思维锟斤拷锟斤拷锟斤拷品锟绞碉拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷
锟斤拷锟斤拷1.锟饺斤拷(x-3)2锟斤拷(x-2)(x-4)锟侥达拷小锟斤拷
锟斤拷锟斤拷2.锟斤拷锟叫讹拷锟斤拷锟叫革拷锟斤拷锟斤拷式锟侥达拷小锟斤拷(1)m2-2m+5锟斤拷-2m+5;(2)a2-4a+3锟斤拷-4a+1.
锟斤拷锟斤拷3.锟斤拷知x>0锟斤拷锟斤拷证锟斤拷1+x2>1+x .
锟斤拷锟斤拷4.锟斤拷x
锟斤拷锟斤拷5.锟斤拷a>0锟斤拷b>0锟斤拷锟斤拷a锟斤拷b锟斤拷锟皆比斤拷aabb锟斤拷abba锟侥达拷小锟斤拷
锟斤拷锟斤拷锟轿匡拷锟金案ｏ拷
锟斤拷锟斤拷1.锟解：锟斤拷(x-3)2-(x-2)(x-4)
锟斤拷锟斤拷=(x2-6x+9)-(x2-6x+8)
锟斤拷锟斤拷=1>0锟斤拷锟斤拷(x-3)2>(x-2)(x-4).
锟斤拷锟斤拷2.锟解：(1)(m2-2m+5)-(-2m+5)
锟斤拷锟斤拷=m2-2m+5+2m-5
锟斤拷锟斤拷=m2.
锟斤拷锟斤拷锟斤拷m2锟斤拷0锟斤拷锟斤拷(m2-2m+5)-(-2m+5)锟斤拷0.
锟斤拷锟斤拷锟斤拷m2-2m+5锟斤拷-2m+5.
锟斤拷锟斤拷(2)(a2-4a+3)-(-4a+1)
锟斤拷锟斤拷=a2-4a+3+4a-1
锟斤拷锟斤拷=a2+2.
锟斤拷锟斤拷锟斤拷a2锟斤拷0锟斤拷锟斤拷a2+2锟斤拷2>0.
锟斤拷锟斤拷锟斤拷a2-4a+3>-4a+1.
锟斤拷锟斤拷3.证锟斤拷锟斤拷锟斤拷(1+x2)2-(1+x)2
锟斤拷锟斤拷=1+x+x24-(x+1)
锟斤拷锟斤拷=x24锟斤拷锟街★拷x>0锟斤拷锟斤拷x24>0.
锟斤拷锟斤拷锟斤拷(1+x2)2>(1+x)2.
锟斤拷锟斤拷锟斤拷x>0锟斤拷锟斤拷1+x2>1+x.
锟斤拷锟斤拷4.锟解：(x2+y2)(x-y)-(x2-y2)(x+y)
锟斤拷锟斤拷=(x-y)[(x2+y2)-(x+y)2]
锟斤拷锟斤拷=-2xy(x-y).
锟斤拷锟斤拷锟斤拷x0锟斤拷x-y
锟斤拷锟斤拷锟斤拷-2xy(x-y)>0.
锟斤拷锟斤拷锟斤拷(x2+y2)(x-y)>(x2-y2)(x+y).
锟斤拷锟斤拷5.锟解：锟斤拷aabbabba=aa-bbb-a=(ab)a-b锟斤拷锟斤拷a锟斤拷b锟斤拷锟斤拷a>b>0时锟斤拷ab>1锟斤拷a-b>0锟斤拷锟斤拷(ab)a-b>1锟斤拷锟斤拷锟斤拷aabb>abba.
锟斤拷锟斤拷锟斤拷b>a>0时锟斤拷0
锟斤拷锟斤拷锟斤拷(ab)a-b>1.
锟斤拷锟斤拷锟斤拷锟斤拷aabb>abb a.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节诧拷锟斤拷鹊锟斤拷锟斤拷锟絘锟斤拷b锟斤拷锟斤拷锟斤拷aabb>abba.
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�4
锟斤拷锟斤拷一锟斤拷锟教材凤拷锟斤拷
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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟街筹拷为锟斤拷值锟斤拷锟斤拷式锟斤拷选锟斤拷锟秸憋拷锟斤拷锌纬瘫锟阶际碉拷锟教匡拷锟斤拷(锟斤拷锟斤拷师锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟�)锟斤拷锟斤拷5锟斤拷锟斤拷3锟铰碉拷3锟斤拷锟斤拷锟捷★拷学锟斤拷锟节筹拷锟斤拷学习锟斤拷锟斤拷全平锟斤拷锟斤拷式锟斤拷圆锟斤拷锟斤拷锟斤拷锟斤拷识锟剿诧拷锟斤拷式锟斤拷同时锟斤拷锟节憋拷锟斤拷前锟斤拷锟斤拷锟斤拷学习锟剿比较达拷小锟斤拷一元锟斤拷锟轿诧拷锟斤拷式锟饺ｏ拷锟斤拷些锟斤拷锟斤拷锟节匡拷锟结供锟剿硷拷实锟侥伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟角猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷小锟斤拷值锟侥伙拷锟斤拷锟斤拷锟节革拷锟斤拷锟斤拷学锟斤拷锟斤拷锟脚比斤拷锟斤拷要锟侥碉拷位锟斤拷锟节癸拷业锟斤拷锟斤拷锟斤拷锟叫比较癸拷锟绞碉拷锟接︼拷谩锟�
锟斤拷锟斤拷2锟斤拷锟斤拷锟节课的斤拷学锟截碉拷锟斤拷训锟�
锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷驴伪锟酵凤拷锟斤拷锟教材ｏ拷锟斤拷为锟斤拷
锟斤拷锟斤拷锟截点：通锟斤拷锟斤拷锟铰课程憋拷准锟侥斤拷锟斤拷锟斤拷滩锟斤拷锟斤拷莸慕锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷锟斤拷锟斤拷然锟斤拷要锟斤拷锟斤拷锟斤拷学学习锟斤拷锟教革拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷学思维锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆撅拷值锟斤拷锟斤拷式锟斤拷锟狡碉拷锟角憋拷锟节课碉拷锟截碉拷之一锟斤拷锟斤拷锟竭ｏ拷锟斤拷值锟斤拷锟斤拷式锟叫比较癸拷锟接︼拷茫锟斤拷锟斤拷氐锟斤拷锟斤拷眨锟斤拷锟斤拷锟斤拷站锟街碉拷锟斤拷锟绞斤拷锟斤拷丶锟斤拷嵌圆锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟阶既凤拷锟斤拷猓拷锟剿ｏ拷锟斤拷值锟斤拷锟斤拷式锟皆硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭诧拷墙锟窖э拷氐恪�
锟斤拷锟斤拷突锟斤拷锟截碉拷姆锟斤拷锟斤拷锟斤拷医锟斤拷锟斤拷芒锟斤拷梅锟斤拷锟斤拷锟斤拷郏锟斤拷锟矫斤拷锟秸故撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵伙拷锟斤拷锟街碉拷锟斤拷锟绞斤拷锟斤拷频锟斤拷锟斤拷锟斤拷馗锟斤拷锟斤拷锟斤拷诳锟斤拷玫锟矫恳伙拷锟斤拷冢锟斤拷愿锟斤拷址锟绞斤拷锟斤拷锟角匡拷锟斤拷锟街碉拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷学锟斤拷突锟斤拷锟斤拷值锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
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锟斤拷锟斤拷突锟斤拷锟窖碉拷锟�.锟斤拷锟斤拷锟斤拷锟揭斤拷锟斤拷锟斤拷锟斤拷锟截革拷锟斤拷锟斤拷锟节匡拷锟矫碉拷每一锟斤拷锟节ｏ拷锟皆革拷锟街凤拷式锟斤拷锟斤拷强锟斤拷锟斤拷值锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟窖э拷鹊锟斤拷锟酵伙拷凭锟街碉拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖点。
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锟斤拷锟斤拷锟斤拷1锟斤拷探锟斤拷锟斤拷锟剿斤拷锟街碉拷锟斤拷锟绞斤拷锟街わ拷锟斤拷锟斤拷獭锟�
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锟斤拷锟斤拷锟斤拷2锟斤拷通锟斤拷锟皆撅拷值锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较斤拷锟侥匡拷学态锟饺ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷狻拷锟斤拷锟斤拷锟斤拷锟斤拷习锟竭★拷锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷证锟斤拷锟斤拷1锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷维目锟疥】锟斤拷
锟斤拷锟斤拷一锟斤拷知识锟诫技锟斤拷
锟斤拷锟斤拷1.探锟斤拷锟斤拷锟剿斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟街わ拷锟斤拷锟斤拷蹋锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷式锟侥伙拷锟斤拷思锟诫方锟斤拷锟斤拷
锟斤拷锟斤拷2.锟斤拷锟矫伙拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷虻サ锟斤拷锟斤拷小锟斤拷值锟斤拷锟解；
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟斤拷
锟斤拷锟斤拷1.通锟斤拷锟斤拷锟节碉拷学习锟斤拷锟斤拷锟斤拷锟窖э拷锟皆达拷锟斤拷锟斤拷睿拷锟斤拷学习锟斤拷学锟斤拷锟斤拷趣
锟斤拷锟斤拷锟斤拷锟斤拷学锟截碉拷锟斤拷锟窖点】锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟窖э拷镁摺锟斤拷锟�
锟斤拷锟斤拷2.锟斤拷学锟矫具ｏ拷直锟角板、圆锟芥、投影锟角ｏ拷锟斤拷媒锟斤拷锟斤拷遥锟�
锟斤拷锟斤拷锟斤拷锟节匡拷锟斤拷锟酵★拷锟斤拷锟斤拷锟节匡拷
锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷锟脚★拷锟斤拷1锟斤拷时
锟斤拷锟斤拷锟斤拷锟斤拷学思路锟斤拷锟斤拷
锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟介景锟斤拷锟斤拷示锟斤拷锟斤拷
锟斤拷锟斤拷1.锟斤拷锟绞ｏ拷锟斤拷锟侥革拷锟斤拷
锟斤拷锟斤拷2.锟斤拷锟斤拷锟斤拷锟斤拷式锟侥硷拷锟轿憋拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷图锟斤拷锟节憋拷锟斤拷锟劫匡拷锟侥碉拷24锟斤拷锟斤拷锟斤拷锟窖э拷掖锟斤拷幕锟疥，锟斤拷锟斤拷歉锟斤拷锟斤拷泄锟斤拷糯锟斤拷锟窖э拷锟斤拷锟剿拷锟斤拷锟酵硷拷锟狡的ｏ拷锟斤拷色锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷去锟斤拷一锟斤拷锟界车锟斤拷锟斤拷锟斤拷锟叫癸拷锟斤拷锟斤拷锟斤拷锟斤拷每汀锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟揭筹拷一些锟斤拷裙锟较碉拷虿坏裙锟较碉拷穑浚锟斤拷锟绞︼拷锟斤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟侥癸拷系去锟斤拷锟斤拷裙锟较碉拷虿坏裙锟较碉拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷探锟斤拷知
锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷式锟斤拷一锟斤拷兀锟斤拷锟斤拷锟斤拷锟斤拷锟绞碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷校锟斤拷锟斤拷医锟斤拷锟绞憋拷锟斤拷群懦锟斤拷锟斤拷锟�
锟斤拷锟斤拷证锟斤拷:
锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�5
锟斤拷锟斤拷锟斤拷学目锟疥：
锟斤拷锟斤拷知识锟诫技锟杰ｏ拷通锟斤拷锟斤拷平锟斤拷示锟斤拷锟斤拷平锟斤拷募锟斤拷直浠伙拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷锟斤拷锟斤拷锟矫观诧拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟街的癸拷锟缴ｏ拷锟斤拷直锟斤拷锟叫讹拷锟斤拷平锟斤拷锟斤拷锟戒化锟斤拷锟杰否保筹拷平锟解。
锟斤拷锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟桔ｏ拷锟斤拷锟斤拷学锟斤拷锟桔诧拷锟斤拷锟斤拷锟斤拷锟斤拷冉锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟截点：锟斤拷锟秸碉拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟斤拷学锟窖点：锟斤拷锟解并锟斤拷锟秸碉拷式锟斤拷锟斤拷锟绞ｏ拷锟杰革拷锟捷撅拷锟斤拷锟介境锟叫筹拷锟斤拷应锟侥凤拷锟教★拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷学锟斤拷锟斤拷锟斤拷探锟斤拷锟斤拷锟桔察、锟斤拷锟缴★拷锟斤拷锟斤拷学习锟斤拷知锟斤拷
锟斤拷锟斤拷锟斤拷学准锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷璞拷锟侥拷锟角︼拷屎小锟�
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷一锟斤拷锟介境锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟较节匡拷锟斤拷锟斤拷锟斤拷识锟斤拷锟斤拷平锟斤拷知锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷全锟斤拷同时锟斤拷锟斤拷平锟斤拷锟杰憋拷锟斤拷平锟解；锟斤拷锟斤拷锟斤拷锟斤拷平学锟斤拷锟剿碉拷式锟酵凤拷锟教的猴拷锟藉：锟饺猴拷锟斤拷锟斤拷锟斤拷全锟斤拷鹊锟绞斤拷咏械锟绞斤拷锟斤拷锟斤拷锟轿粗拷锟斤拷牡锟绞斤拷锟斤拷欠锟斤拷獭锟�
锟斤拷锟斤拷2锟斤拷同学锟角ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷戏锟斤拷锟斤拷诳锟斤拷锟斤拷锟揭拷锟斤拷锟斤拷锟狡揭伙拷锟斤拷锟教斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷省锟斤拷锟斤拷锟斤拷锟斤拷锟解：锟斤拷式锟斤拷锟斤拷锟绞ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷示锟教材碉拷64页锟介境图1锟斤拷一锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷细锟桔诧拷图锟斤拷锟斤拷说一说锟斤拷通锟斤拷图锟斤拷知锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟截达拷学锟斤拷锟斤拷锟杰伙拷卮锟斤拷锟狡斤拷锟斤拷锟竭凤拷锟斤拷一锟窖诧拷锟斤拷锟斤拷冶叻锟斤拷锟斤拷锟斤拷锟斤拷璞拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓伙拷锟剿碉拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷取锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷小锟结：1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�=2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷追锟绞ｏ拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷n锟剿ｏ拷1锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷b锟剿ｏ拷锟斤拷锟斤拷式锟接憋拷示锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷写锟斤拷锟斤拷a=2b锟斤拷师锟斤拷锟介）
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷思锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟酵憋拷锟斤拷锟斤拷锟揭伙拷锟斤拷璞拷锟斤拷锟狡斤拷岱拷锟绞裁达拷浠拷兀锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷一锟铰ｏ拷学锟斤拷锟斤拷锟杰伙拷虏锟斤拷锟斤拷平锟斤拷然平锟解。锟斤拷追锟绞ｏ拷为什么锟斤拷
锟斤拷锟斤拷学锟斤拷锟斤拷锟杰伙拷说锟斤拷锟斤拷为锟斤拷锟竭硷拷锟较碉拷锟斤拷锟斤拷一锟斤拷锟洁。
锟斤拷锟斤拷锟斤拷师锟饺斤拷锟斤拷实锟绞诧拷锟斤拷锟斤拷平锟斤拷证锟斤拷锟斤拷学锟斤拷锟桔察。锟斤拷锟斤拷示锟斤拷一锟斤拷锟教ｏ拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷锟斤拷然锟斤拷取锟�
锟斤拷锟斤拷小锟结：实锟斤拷证锟斤拷1锟斤拷锟斤拷锟�+1锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷母锟斤拷示锟斤拷锟绞斤拷樱锟絘+b=2b+b锟斤拷师锟斤拷锟介）
锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷锟�2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟竭革拷锟斤拷同锟斤拷锟斤拷一锟窖诧拷锟斤拷兀锟�
锟斤拷锟斤拷学锟斤拷锟截达拷螅锟绞︼拷锟绞撅拷锟斤拷锟斤拷锟窖э拷锟斤拷直锟斤拷锟绞斤拷颖锟绞撅拷锟絘+2b=2b+2ba+a=2b+a
锟斤拷锟斤拷2锟斤拷锟斤拷示锟教材碉拷64页图2锟侥碉拷一锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟桔诧拷锟斤拷锟节碉拷锟斤拷平锟斤拷什么锟斤拷锟侥ｏ拷锟斤拷平锟解）
锟斤拷锟斤拷追锟绞ｏ拷锟斤拷锟斤拷锟絘锟斤拷示一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絙锟斤拷示一锟斤拷锟斤拷瓶锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷示锟斤拷锟酵硷拷兀锟斤拷锟斤拷锟斤拷锟叫达拷锟斤拷锟絘+b=4b
锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷叨锟斤拷玫锟�1锟斤拷锟斤拷瓶锟斤拷锟斤拷平锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷一锟铰ｏ拷锟斤拷锟斤拷示锟斤拷
锟斤拷锟斤拷学锟斤拷锟截达拷平锟解。锟斤拷学锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷示锟斤拷a+b锟斤拷b=4b锟斤拷b
锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟斤拷知锟斤拷什么锟斤拷锟斤拷锟斤拷示锟教材碉拷64页图2锟节讹拷锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟�3锟斤拷锟斤拷瓶同锟斤拷锟截★拷锟斤拷
锟斤拷锟斤拷3锟斤拷通锟斤拷锟解几锟斤拷实锟介，锟姐发锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷小锟结：平锟斤拷锟斤拷锟狡斤拷锟斤拷呒锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟狡斤拷狻Ｆ斤拷锟斤拷锟斤拷平锟斤拷锟竭硷拷去同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟解。锟斤拷平锟斤拷锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟饺黄斤拷狻�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟戒话锟斤拷锟斤拷示锟斤拷姆锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟缴碉拷式锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷式锟斤拷锟竭硷拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺伙拷锟饺★拷
锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷学锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫比斤拷锟斤拷证锟斤拷锟界：锟斤拷锟斤拷一锟斤拷锟斤拷瓶1千锟剿ｏ拷锟斤拷么4锟斤拷锟斤拷瓶锟斤拷4千锟剿ｏ拷一锟斤拷锟斤拷锟斤拷3千锟剿ｏ拷锟劫硷拷一锟斤拷锟斤拷瓶也锟斤拷4千锟剿★拷锟斤拷锟斤拷锟斤拷同时锟斤拷去一锟斤拷锟斤拷瓶也锟斤拷锟角硷拷去1千锟剿ｏ拷锟斤拷么锟斤拷锟竭讹拷剩锟斤拷3千锟剿★拷
锟斤拷锟斤拷5锟斤拷锟铰猜ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥变化锟斤拷锟斤拷平锟皆憋拷锟斤拷平锟斤拷锟解，锟斤拷锟斤拷锟斤拷锟斤拷么锟斤拷锟斤拷使锟斤拷平锟斤拷锟斤拷平锟解？
锟斤拷锟斤拷锟斤拷学锟斤拷锟铰测。锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟叫╋拷讯龋锟斤拷锟叫┭э拷锟斤拷牟虏锟斤拷锟斤拷氩伙拷说锟绞斤拷锟斤拷锟斤拷锟�1锟斤拷
锟斤拷锟斤拷锟界：学锟斤拷锟铰诧拷锟斤拷平锟斤拷锟斤拷锟斤拷同时锟斤拷2锟斤拷锟斤拷3锟斤拷锟斤拷锟接ｏ拷同时锟斤拷去一锟窖诧拷锟斤拷取锟斤拷锟绞憋拷锟绞σ伙拷锟揭拷锟绞鼻匡拷锟斤拷锟斤拷舛硷拷前训锟绞斤拷锟斤拷锟斤拷呒锟斤拷匣锟斤拷去同一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示学锟斤拷锟斤拷锟斤拷训锟绞斤拷锟斤拷锟斤拷锟酵憋拷嘶锟斤拷锟斤拷一锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷O锟斤拷锟解）锟斤拷锟斤拷锟斤拷么锟斤拷锟截ｏ拷
锟斤拷锟斤拷6锟斤拷锟斤拷示锟教材碉拷65页图1锟侥碉拷一锟斤拷锟斤拷平图锟斤拷锟斤拷学锟斤拷锟桔察并说锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一瓶墨水锟斤拷.锟斤拷锟斤拷锟斤拷一锟斤拷铅锟绞盒碉拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷a锟斤拷示墨水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷6锟斤拷示铅锟绞盒碉拷锟斤拷锟斤拷锟斤拷写锟斤拷锟斤拷式锟斤拷a=b锟斤拷
锟斤拷锟斤拷锟斤拷一锟铰ｏ拷锟斤拷锟侥拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆拷锟斤拷锟�2锟斤拷锟斤拷锟揭憋拷铅锟绞盒碉拷锟斤拷锟斤拷也锟斤拷锟斤拷原锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷
锟斤拷锟斤拷学锟斤拷锟铰诧拷螅锟绞︼拷锟斤拷锟绞碉拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟街ぱэ拷锟斤拷牟虏狻�
锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷示锟戒化锟斤拷锟教ｏ拷锟斤拷锟斤拷锟斤拷学锟斤拷锟矫碉拷式锟斤拷示锟斤拷2a=2b锟斤拷
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锟斤拷锟斤拷学锟斤拷锟铰测：平锟解。
锟斤拷锟斤拷锟斤拷师锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟矫碉拷式a=3b锟斤拷示锟斤拷
锟斤拷锟斤拷8锟斤拷通锟斤拷锟秸才碉拷锟斤拷锟介，锟姐发锟斤拷锟斤拷什么锟斤拷
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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟戒话锟杰斤拷一锟铰碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
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锟斤拷锟斤拷锟侥★拷锟斤拷锟斤拷小锟斤拷
锟斤拷锟斤拷锟斤拷诳锟斤拷锟窖э拷锟斤拷锟绞裁粗讹拷锟斤拷锟斤拷锟叫╋拷栈瘢浚锟斤拷锟斤拷锟斤拷芙锟斤拷式锟斤拷锟斤拷锟绞ｏ拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�6
锟斤拷锟斤拷锟斤拷锟教诧拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷时学习锟斤拷锟角教诧拷64锟斤拷65页锟斤拷锟斤拷锟捷★拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷时学习锟斤拷锟角碉拷式锟斤拷锟斤拷锟绞★拷锟教诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷猓拷锟斤拷锟窖э拷锟斤拷锟教斤拷锟斤拷锟饺わ拷锟饺伙拷锟酵拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟斤拷平平锟斤拷锟绞碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷通锟斤拷锟饺较凤拷锟街癸拷锟缴ｏ拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞★拷锟斤拷锟斤拷锟斤拷式锟侥诧拷图锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷一锟斤拷锟斤拷也为学锟斤拷思锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠拷锟斤拷锟斤拷峁╋拷锟街憋拷鄣墓鄄锟斤拷锟较★拷
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟剿斤拷锟剿凤拷锟斤拷锟斤拷锟斤拷幕锟斤拷锟斤拷辖锟斤拷锟窖帮拷模锟斤拷锟斤拷锟绞憋拷锟窖拔拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷锟绞解方锟教达拷锟斤拷锟剿硷拷实锟斤拷锟斤拷锟桔伙拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷示锟斤拷裙锟较碉拷锟绞斤拷咏械锟绞斤拷锟斤拷锟斤拷纾�22锟斤拷7锟斤拷29锟斤拷
锟斤拷锟斤拷锟斤拷锟教碉拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷未知锟斤拷锟侥碉拷式锟斤拷锟角凤拷锟教★拷锟斤拷锟界：2x锟斤拷4锟斤拷8锟斤拷
锟斤拷锟斤拷知识锟诫技锟斤拷
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锟斤拷锟斤拷2锟斤拷锟斤拷锟矫观诧拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟街的癸拷锟缴ｏ拷锟斤拷直锟斤拷锟叫讹拷锟斤拷平锟斤拷锟斤拷锟戒化锟斤拷锟杰否保筹拷平锟解。
锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟绞的癸拷锟教ｏ拷锟斤拷锟斤拷鄄臁拷冉稀锟斤拷锟斤拷锟斤拷锟窖帮拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟斤拷
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锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷实锟斤拷锟斤拷锟斤拷锟絗锟斤拷锟斤拷锟斤拷系锟斤拷锟斤拷展锟斤拷学锟斤拷应锟斤拷锟斤拷识锟斤拷
锟斤拷锟斤拷锟斤拷锟截碉拷锟窖碉拷
锟斤拷锟斤拷锟截点：锟斤拷锟斤拷学锟斤拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟窖点：锟斤拷锟斤拷锟斤拷沙锟斤拷锟绞斤拷锟斤拷锟斤拷省锟�
锟斤拷锟斤拷锟斤拷知识锟斤拷锟斤拷
锟斤拷锟斤拷知识锟斤拷一锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷1
锟斤拷锟斤拷锟斤拷锟解导锟诫：锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷匣锟斤拷去同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟结发锟斤拷什么锟戒化锟斤拷(锟教诧拷64页)
锟斤拷锟斤拷锟斤拷锟教斤拷锟解：
锟斤拷锟斤拷1锟斤拷实锟斤拷锟斤拷示一锟斤拷锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷锟酵拷锟斤拷锟斤拷锟狡�
锟斤拷锟斤拷(1)锟斤拷平锟斤拷锟斤拷叻锟�1锟窖诧拷锟斤拷锟斤拷锟狡斤拷锟斤拷冶叻锟�2锟斤拷锟借杯锟斤拷锟斤拷平平锟解。
锟斤拷锟斤拷锟斤拷锟�1锟窖诧拷锟斤拷锟�ag锟斤拷1锟斤拷锟借杯锟斤拷bg锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷锟教匡拷锟斤拷锟矫碉拷式锟斤拷示为a锟斤拷2b锟斤拷
锟斤拷锟斤拷(2)锟斤拷(1)锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷1锟斤拷同锟斤拷锟侥茶杯锟斤拷锟斤拷平锟皆憋拷锟斤拷平锟解。说锟斤拷1锟窖诧拷锟斤拷锟�1锟斤拷锟借杯锟斤拷3锟斤拷锟借杯同锟斤拷锟截★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟教匡拷锟斤拷锟矫碉拷式锟斤拷示为a锟斤拷b锟斤拷2b锟斤拷b锟斤拷
锟斤拷锟斤拷(3)探锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷锟斤拷锟�2锟斤拷同锟斤拷锟侥茶杯锟斤拷锟斤拷平锟斤拷锟结保锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷1锟窖诧拷锟斤拷兀锟�
锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷2锟斤拷同锟斤拷锟侥茶杯锟斤拷锟斤拷平锟皆憋拷锟斤拷平锟解；锟斤拷平锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷1锟窖诧拷锟斤拷锟斤拷锟狡斤拷员锟斤拷锟狡斤拷狻ｏ拷锟斤拷锟斤拷锟斤拷炭锟斤拷锟斤拷玫锟绞斤拷直锟斤拷示为a锟斤拷2b锟斤拷2b锟斤拷2b锟斤拷a锟斤拷a锟斤拷2b锟斤拷a锟斤拷
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锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�7
锟斤拷锟斤拷锟斤拷学目锟斤拷
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锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷式锟斤拷锟竭硷拷锟斤拷锟斤拷锟斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷学锟截碉拷锟斤拷锟斤拷锟斤拷1锟斤拷2锟斤拷3锟斤拷证锟斤拷锟斤拷证锟斤拷思路锟斤拷锟狡碉拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟窖碉拷锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷式锟斤拷锟竭硷拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷一锟斤拷锟斤拷习锟截癸拷
锟斤拷锟斤拷锟斤拷一锟节匡拷,锟斤拷锟斤拷一锟斤拷学习锟剿比斤拷锟斤拷实锟斤拷锟斤拷小锟侥凤拷锟斤拷,锟斤拷要锟斤拷锟捷碉拷锟斤拷实锟斤拷锟斤拷锟斤拷姆锟斤拷欧锟斤拷锟�,锟斤拷锟斤拷也锟斤拷锟斤拷证锟斤拷锟斤拷式锟斤拷锟绞碉拷锟斤拷要锟斤拷锟斤拷,锟斤拷耍锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷禄毓耍锟�
锟斤拷锟斤拷锟斤拷一锟节课ｏ拷锟斤拷锟角斤拷锟斤拷锟矫比斤拷实锟斤拷锟侥凤拷锟斤拷锟斤拷 锟斤拷锟斤拷证锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷之前,锟斤拷锟斤拷锟斤拷锟斤拷确一锟斤拷同锟津不碉拷式锟斤拷锟斤拷锟津不碉拷式锟侥革拷锟斤拷.
锟斤拷锟斤拷1锟斤拷同锟津不碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟饺号凤拷锟斤拷锟斤拷同锟侥诧拷锟斤拷式锟斤拷锟斤拷锟界： 锟斤拷同锟津不碉拷式.
锟斤拷锟斤拷锟斤拷锟津不碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟饺号凤拷锟斤拷锟洁反锟侥诧拷锟斤拷式.锟斤拷锟界： 锟斤拷锟斤拷锟津不碉拷式.
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟绞ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷 锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷1说锟斤拷锟斤拷锟窖诧拷锟斤拷式锟斤拷锟斤拷吆锟斤拷冶呓锟斤拷锟斤拷锟斤拷锟斤拷貌锟斤拷锟绞斤拷锟皆拷锟斤拷锟绞斤拷锟斤拷锟�.锟斤拷证锟斤拷时锟斤拷锟斤拷要证锟斤拷锟斤拷锟斤拷裕锟揭惨わ拷锟斤拷锟揭拷锟�.
锟斤拷锟斤拷证锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟洁反锟斤拷锟角革拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷1锟侥猴拷氩匡拷挚锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟角帮拷氩匡拷锟斤拷锟街わ拷锟阶拷锟斤拷锟窖э拷锟角匡拷锟绞碉拷锟斤拷锟斤拷锟侥凤拷锟脚凤拷锟斤拷锟接︼拷锟�.
锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷 锟斤拷锟斤拷 锟斤拷锟斤拷 .
锟斤拷锟斤拷证锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷 说锟斤拷锟斤拷锟剿讹拷锟斤拷证锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷锟斤拷姆锟斤拷欧锟斤拷锟斤拷锟斤拷锟斤拷锟街拷锟斤拷锟斤拷锟斤拷锟斤拷锟�.
锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷 锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷3说锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟竭讹拷锟斤拷锟斤拷同一锟斤拷实锟斤拷锟斤拷锟斤拷锟矫诧拷锟斤拷式锟斤拷原锟斤拷锟斤拷式同锟斤拷.
锟斤拷锟斤拷证锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷3锟斤拷证锟斤拷锟洁当锟节比斤拷 锟斤拷 锟侥达拷小锟斤拷锟斤拷锟矫碉拷锟斤拷锟斤拷锟饺较凤拷锟斤拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷式锟斤拷锟轿猴拷一锟斤拷谋锟斤拷锟脚后，匡拷锟皆帮拷锟斤拷锟斤拷一锟斤拷锟狡碉拷锟斤拷一锟竭ｏ拷锟斤拷锟斤拷锟角ｏ拷锟斤拷锟捷讹拷锟斤拷3锟缴得筹拷锟斤拷锟斤拷 锟斤拷锟斤拷 锟斤拷 .
锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷锟桔ｏ拷锟斤拷 .
锟斤拷锟斤拷证锟斤拷:
锟斤拷锟斤拷说锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟桔碉拷证锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫讹拷锟斤拷3然锟斤拷锟缴讹拷锟斤拷2证锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷一锟斤拷锟桔匡拷锟斤拷锟狡广到锟斤拷锟斤拷锟斤拷锟睫革拷同锟津不碉拷式锟斤拷锟竭分憋拷锟斤拷樱锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷同锟津不碉拷式锟斤拷锟竭分憋拷锟斤拷樱锟斤拷锟斤拷貌锟斤拷锟绞斤拷锟皆拷锟斤拷锟绞酵拷锟�
锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷同锟津不碉拷式锟斤拷锟斤拷锟竭分憋拷锟斤拷锟绞憋拷锟斤拷筒锟斤拷锟斤拷锟斤拷锟揭伙拷锟侥斤拷锟桔ｏ拷
锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷锟斤拷也锟斤拷锟斤拷.锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷证锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习
锟斤拷锟斤拷1锟斤拷证锟斤拷锟斤拷锟斤拷1锟斤拷氩匡拷郑锟�
锟斤拷锟斤拷2锟斤拷证锟斤拷锟斤拷锟斤拷3锟斤拷锟芥定锟斤拷.
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要目锟斤拷锟斤拷锟斤拷锟秸讹拷锟斤拷1锟斤拷2锟斤拷3锟斤拷证锟斤拷思路锟斤拷锟斤拷证锟斤拷锟教ｏ拷锟斤拷习锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷锟叫斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷
锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷学习锟斤拷要锟斤拷锟斤拷锟斤拷悉锟斤拷锟斤拷1锟斤拷2锟斤拷3锟斤拷证锟斤拷思路锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡碉拷锟斤拷锟教ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷式锟斤拷锟竭硷拷锟斤拷锟斤拷锟斤拷锟斤拷.
锟斤拷锟斤拷锟轿猴拷锟斤拷业
锟斤拷锟斤拷1锟斤拷锟斤拷证锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷证锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷6.1.2 锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷同锟津不碉拷式 3.锟斤拷锟斤拷2 4.锟斤拷锟斤拷3 5.锟斤拷锟斤拷3
锟斤拷锟斤拷锟斤拷锟津不碉拷式
锟斤拷锟斤拷证锟斤拷 证锟斤拷 锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷1 证锟斤拷 说锟斤拷 说锟斤拷 证锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷时
锟斤拷锟斤拷锟斤拷学目锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷锟秸讹拷锟斤拷1锟斤拷2锟斤拷3锟斤拷应锟矫ｏ拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟秸诧拷锟斤拷证锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷2锟斤拷
锟斤拷锟斤拷3锟斤拷锟斤拷锟秸凤拷证锟斤拷证锟斤拷锟斤拷锟斤拷5.
锟斤拷锟斤拷锟斤拷学锟截碉拷锟斤拷锟斤拷锟斤拷4锟斤拷5锟斤拷证锟斤拷.
锟斤拷锟斤拷锟斤拷学锟窖碉拷锟斤拷锟斤拷锟斤拷4锟斤拷应锟斤拷.
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷一锟斤拷锟斤拷习锟截癸拷
锟斤拷锟斤拷锟斤拷一锟节课ｏ拷锟斤拷锟斤拷一锟斤拷
锟斤拷锟斤拷学习锟剿诧拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷1锟斤拷2锟斤拷3锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷证锟斤拷锟斤拷锟斤拷式锟斤拷'锟竭硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟截癸拷一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥伙拷锟斤拷锟斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷学锟斤拷锟截达拷
锟斤拷锟斤拷锟矫ｏ拷锟斤拷锟斤拷锟斤拷一锟节课斤拷锟斤拷锟斤拷锟斤拷锟桔讹拷锟斤拷4锟斤拷5锟斤拷锟斤拷锟斤拷锟桔ｏ拷锟斤拷锟斤拷一锟斤拷锟斤拷悉锟斤拷锟斤拷式锟斤拷锟绞碉拷应锟斤拷.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷锟斤拷锟斤拷4锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷证锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷说酶锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷1锟斤拷证锟斤拷锟斤拷锟斤拷锟叫的关硷拷锟斤拷锟斤拷锟角革拷锟捷★拷同锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷说酶锟斤拷锟斤拷锟斤拷锟缴的ｏ拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷4证锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷式锟斤拷锟剿筹拷锟斤拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺号凤拷锟津不变；锟斤拷锟斤拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺号凤拷锟斤拷谋锟�.
锟斤拷锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷
锟斤拷锟斤拷证锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷 锟斤拷
锟斤拷锟斤拷锟缴①★拷锟节可碉拷 .
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫讹拷锟斤拷4锟斤拷锟斤拷锟矫讹拷锟斤拷2证锟斤拷锟侥ｏ拷
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷锟叫碉拷锟斤拷母锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟� 锟斤拷锟斤拷锟狡诧拷锟斤拷 锟侥斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷3锟斤拷锟斤拷一锟斤拷锟桔匡拷锟斤拷锟狡广到锟斤拷锟斤拷锟斤拷锟睫革拷锟斤拷锟竭讹拷锟斤拷锟斤拷锟斤拷锟斤拷同锟津不碉拷式锟斤拷锟竭分憋拷锟斤拷锟�.锟斤拷锟斤拷锟剿碉拷锟斤拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷锟斤拷锟竭讹拷锟斤拷锟斤拷锟斤拷锟斤拷同锟津不碉拷式锟斤拷锟竭分憋拷锟斤拷耍锟斤拷锟斤拷貌锟斤拷锟绞斤拷锟皆拷锟斤拷锟绞酵拷锟�.
锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷锟轿ｏ拷
锟斤拷锟斤拷锟斤拷2锟斤拷应强锟斤拷学锟斤拷注锟斤拷n锟斤拷N 锟斤拷锟斤拷锟斤拷.
锟斤拷锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟矫凤拷证锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷5锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿ｏ拷锟斤拷 锟斤拷锟斤拷锟皆诧拷锟杰斤拷锟斤拷锟斤拷锟斤拷 锟斤拷锟酵★拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷锟劫★拷.
锟斤拷锟斤拷说锟斤拷锟斤拷锟劫讹拷 锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟� 锟斤拷锟斤拷锟斤拷 .
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷2锟酵讹拷锟斤拷1锟斤拷锟斤拷 时锟斤拷锟斤拷 锟斤拷
锟斤拷锟斤拷锟斤拷 时锟斤拷锟斤拷然锟斤拷
锟斤拷锟斤拷锟斤拷些锟斤拷同锟斤拷知锟斤拷锟斤拷 矛锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷 .
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较わ拷锟斤拷锟绞斤拷锟斤拷实锟接︼拷锟�.
锟斤拷锟斤拷锟斤拷2 锟斤拷知
锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷3 锟斤拷知
锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷通锟斤拷锟斤拷3锟斤拷锟斤拷4锟斤拷学习锟斤拷使学锟斤拷锟斤拷锟斤拷锟接达拷锟斤拷锟斤拷式锟斤拷证锟斤拷锟斤拷为锟皆猴拷学习锟斤拷锟斤拷式锟斤拷证锟斤拷锟斤拷锟铰伙拷锟斤拷.锟斤拷应锟矫讹拷锟斤拷4时锟斤拷应注锟斤拷锟斤拷目锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷式锟斤拷锟剿筹拷锟斤拷同一锟斤拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷影锟斤拷锟斤拷锟�.锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷通锟斤拷锟斤拷习锟斤拷锟斤拷一锟斤拷锟斤拷悉锟斤拷锟斤拷式锟斤拷锟绞碉拷应锟斤拷.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习
锟斤拷锟斤拷锟轿憋拷P7锟斤拷习1锟斤拷2锟斤拷3.
锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷
锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷学习锟斤拷锟斤拷锟揭拷锟斤拷詹锟斤拷锟绞斤拷锟斤拷实锟接︼拷眉锟斤拷锟街わ拷锟街わ拷锟剿悸凤拷锟轿拷院蟛坏锟绞斤拷锟街わ拷锟斤拷锟斤拷锟揭伙拷锟斤拷幕锟斤拷锟�.
锟斤拷锟斤拷锟轿猴拷锟斤拷业
锟斤拷锟斤拷锟轿憋拷习锟斤拷6.1 4锟斤拷5.
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷6.1.3 锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷4 锟斤拷锟斤拷1 锟斤拷锟斤拷5 锟斤拷3 学锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷锟斤拷
锟斤拷锟斤拷证锟斤拷 锟斤拷锟斤拷2 证锟斤拷 锟斤拷4 锟斤拷习
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�8
锟斤拷锟斤拷一锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷睿�
锟斤拷锟斤拷锟斤拷诳蔚锟侥匡拷甓ㄎ伙拷锟轿拷锟斤拷锟斤拷锟斤拷妫�
锟斤拷锟斤拷锟斤拷锟节匡拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节ｏ拷
锟斤拷锟斤拷锟劫憋拷锟窖э拷锟窖э拷锟街段革拷锟窖э拷锟斤拷锟窖е讹拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷师同学锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷页锟揭恍╋拷锟饺癸拷系锟津不等癸拷系锟斤拷锟斤拷锟斤拷遥锟�?
锟斤拷锟斤拷锟斤拷锟斤拷维目锟疥】锟斤拷
锟斤拷锟斤拷一锟斤拷知识锟诫技锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷锟斤拷锟节匡拷锟角伙拷锟斤拷锟斤拷锟斤拷式应锟矫撅拷锟斤拷锟斤拷锟斤拷锟届。锟斤拷锟矫匡拷要围锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷狻拷锟轿粗拷锟斤拷锟斤拷页锟斤拷锟斤拷锟斤拷锟较碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷摹锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟斤拷
锟斤拷锟斤拷1.锟斤拷锟斤拷学锟斤拷学习锟斤拷使锟斤拷锟斤拷学知识锟斤拷锟斤拷趣锟斤拷锟斤拷展锟斤拷锟铰撅拷锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷锟角★拷锟斤拷锟斤拷锟斤拷实锟斤拷锟斤拷锟较的匡拷学态锟饺和匡拷学锟斤拷锟铰★拷
锟斤拷锟斤拷锟斤拷锟斤拷维目锟疥】锟斤拷
锟斤拷锟斤拷一锟斤拷知识锟诫技锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟斤拷
锟斤拷锟斤拷1.通锟斤拷锟斤拷锟节碉拷学习锟斤拷锟斤拷锟斤拷锟窖э拷锟皆达拷锟斤拷锟斤拷睿拷锟斤拷学习锟斤拷学锟斤拷锟斤拷趣
锟斤拷锟斤拷锟斤拷锟斤拷锟截点、锟窖碉拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷知识锟姐精锟斤拷
锟斤拷锟斤拷一锟斤拷锟斤拷学目锟斤拷
锟斤拷锟斤拷1锟斤拷知识锟诫技锟斤拷
锟斤拷锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷证锟斤拷锟斤拷锟教ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞�
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷通锟斤拷锟皆伙拷锟斤拷锟斤拷锟斤拷式锟侥诧拷同锟角度碉拷探锟斤拷锟斤拷锟斤拷透锟斤拷锟轿斤拷霞锟阶拷锟斤拷锟斤拷锟窖硷拷耄�
锟斤拷锟斤拷3锟斤拷锟斤拷小锟教拷锟斤拷锟斤拷值锟桔ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷源锟斤拷通锟斤拷锟斤拷锟斤拷学锟轿程憋拷准锟斤拷实锟介）锟剿斤拷a锟斤拷滩谋锟斤拷锟�5
锟斤拷锟斤拷锟斤拷学锟斤拷学锟杰匡拷20xx锟斤拷锟�10锟节百讹拷
锟斤拷锟斤拷锟侥★拷锟斤拷学锟斤拷锟斤拷锟斤拷锟街讹拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷探锟斤拷锟斤拷锟斤拷媒锟藉辅锟斤拷锟斤拷学
锟斤拷锟斤拷锟藉、锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟介境锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷页锟揭恍╋拷锟饺癸拷系锟津不等癸拷系锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷榫筹拷锟轿拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟教碉拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷知探锟斤拷锟斤拷图1
锟斤拷锟斤拷锟斤拷锟界车锟斤拷锟斤拷锟酵�2
锟斤拷锟斤拷锟斤拷直锟斤拷锟斤拷锟斤拷锟轿憋拷为锟斤拷锟斤拷直锟斤拷锟斤拷锟斤拷锟斤拷,图2
锟斤拷锟斤拷锟斤拷时,锟斤拷锟斤拷锟斤拷efgh锟斤拷为一锟斤拷锟斤拷,锟斤拷时锟斤拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟诫方锟斤拷锟斤拷通锟斤拷实锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟截点】
锟斤拷锟斤拷应锟斤拷锟斤拷锟轿斤拷系锟剿硷拷锟斤拷锟斤拷獠伙拷锟绞斤拷锟斤拷锟斤拷硬锟酵拷嵌锟教斤拷锟斤拷锟斤拷锟绞斤拷锟街わ拷锟斤拷锟斤拷蹋锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟窖点】
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟饺号筹拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟教★拷
锟斤拷锟斤拷1.锟斤拷锟解导锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥硷拷锟轿憋拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷墓锟较等ワ拷锟斤拷锟饺癸拷系锟津不等癸拷系
锟斤拷锟斤拷2.锟斤拷锟斤拷锟铰匡拷
锟斤拷锟斤拷1锟斤拷探锟斤拷图锟斤拷锟叫碉拷`锟斤拷锟饺癸拷系
锟斤拷锟斤拷锟斤拷图锟叫的★拷锟界车锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟絘bcd锟斤拷锟揭革拷全锟饺碉拷直锟斤拷锟斤拷锟斤拷锟轿★拷锟斤拷直锟斤拷锟斤拷锟斤拷锟轿碉拷锟斤拷锟斤拷直锟角边筹拷为a,b锟斤拷么锟斤拷锟斤拷锟轿的边筹拷为锟斤拷锟斤拷锟斤拷锟斤拷4锟斤拷直锟斤拷锟斤拷锟斤拷锟轿碉拷锟斤拷锟斤拷暮锟斤拷锟�2ab锟斤拷锟斤拷锟斤拷锟轿碉拷锟斤拷锟轿拷锟斤拷锟斤拷锟�4锟斤拷直锟斤拷锟斤拷锟斤拷锟轿碉拷锟斤拷锟叫★拷锟斤拷锟斤拷锟斤拷蔚锟斤拷锟斤拷锟斤拷锟斤拷锟角就得碉拷锟斤拷一锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷直锟斤拷锟斤拷锟斤拷锟轿憋拷为锟斤拷锟斤拷直锟斤拷锟斤拷锟斤拷锟轿ｏ拷锟斤拷a=b时锟斤拷锟斤拷锟斤拷锟斤拷efgh锟斤拷为一锟斤拷锟姐，锟斤拷时锟叫★拷
锟斤拷锟斤拷2锟斤拷锟矫碉拷锟斤拷锟桔ｏ拷一锟斤拷模锟斤拷锟斤拷
锟斤拷锟斤拷3锟斤拷思锟斤拷证锟斤拷锟斤拷锟斤拷锟杰革拷锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�9
锟斤拷锟斤拷[锟斤拷学锟斤拷锟斤拷]
锟斤拷锟斤拷锟斤拷锟疥级锟铰诧拷锟�3锟斤拷5页锟斤拷3锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷一锟皆★拷锟酵★拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷习一锟斤拷4锟斤拷6锟解。
锟斤拷锟斤拷[锟教材硷拷锟斤拷]
锟斤拷锟斤拷锟解部锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷学锟斤拷通锟斤拷锟桔察、思锟斤拷锟酵斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解“锟斤拷式锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷一锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷之一锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟绞斤拷只锟斤拷锟叫加★拷锟斤拷锟斤拷系锟斤拷一锟斤拷锟斤拷锟教★拷锟节达拷之前锟斤拷学锟斤拷锟窖撅拷锟斤拷锟斤拷锟斤拷识锟剿碉拷式锟诫方锟教ｏ拷锟节达拷之锟斤拷学锟斤拷锟斤拷锟斤拷学习锟斤拷式锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟绞★拷学锟斤拷锟解部锟斤拷锟斤拷锟捷ｏ拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷苑锟斤拷锟斤拷氐锟斤拷锟斤拷识锟斤拷锟斤拷锟斤拷锟斤拷锟侥凤拷锟斤拷思锟诫。锟教诧拷锟节帮拷锟斤拷锟解部锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟截点，一锟角斤拷锟斤拷直锟桔帮拷锟斤拷学锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷剩锟斤拷锟斤拷嵌越夥斤拷痰牟锟斤拷杓帮拷娣讹拷锟斤拷私锟轿革拷碌拇锟斤拷锟斤拷锟斤拷锟狡斤拷学时锟斤拷锟教诧拷一锟斤拷锟斤拷注锟斤拷通锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥变化锟皆硷拷锟戒化前锟斤拷锟斤拷平锟斤拷锟竭碉拷状态锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷氐牡锟绞斤拷锟斤拷剩锟斤拷锟揭伙拷锟斤拷锟斤拷锟阶拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷械锟街讹拷途锟斤拷椋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷貌锟酵拷锟斤拷锟斤拷锟轿粗拷锟斤拷墓锟斤拷锟斤拷谐锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟绞解方锟教的憋拷荩锟斤拷锟斤拷锟斤拷锟斤拷锟接︼拷姆锟斤拷锟斤拷锟�
锟斤拷锟斤拷[锟斤拷学目锟斤拷]
锟斤拷锟斤拷1.使学锟斤拷锟节撅拷锟斤拷锟介境锟叫筹拷锟斤拷锟斤拷锟解“锟斤拷式锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟绞斤拷锟斤拷氐姆锟斤拷獭锟�
锟斤拷锟斤拷2.使学锟斤拷锟斤拷系锟斤拷锟斤拷锟斤拷锟斤拷映锟斤拷锟斤拷锟斤拷狻帮拷锟斤拷痰慕狻憋拷汀锟斤拷夥斤拷獭锟斤拷暮锟斤拷澹拷锟斤拷锟斤拷锟斤拷痰慕狻憋拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟解方锟教★拷锟斤拷一锟斤拷锟斤拷锟教★拷
锟斤拷锟斤拷3.使学锟斤拷锟节观察、锟斤拷锟斤拷锟斤拷锟斤拷锟襟、革拷锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞和斤拷锟斤拷锟侥癸拷锟斤拷锟叫ｏ拷锟斤拷锟桔活动锟斤拷锟介，锟斤拷锟杰凤拷锟斤拷思锟诫，锟斤拷锟斤拷锟皆撅拷锟斤拷锟斤拷锟斤拷锟绞讹拷锟斤拷锟秸癸拷锟斤拷锟斤拷某锟斤拷锟剿嘉拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷[锟斤拷学锟截碉拷]
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟矫碉拷式锟斤拷锟绞斤拷锟斤拷氐姆锟斤拷獭锟�
锟斤拷锟斤拷[锟斤拷学锟窖碉拷]
锟斤拷锟斤拷锟斤拷暇锟斤拷锟斤拷榫筹拷锟斤拷锟斤拷锟斤拷锟缴筹拷锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷一锟斤拷式锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷[锟斤拷学锟斤拷锟斤拷]
锟斤拷锟斤拷一锟斤拷锟饺凤拷锟斤拷牛锟教斤拷锟斤拷锟绞斤拷锟斤拷锟�
锟斤拷锟斤拷1.谈锟斤拷锟斤拷锟斤拷锟斤拷锟窖撅拷锟斤拷识锟剿碉拷式锟酵凤拷锟教★拷锟斤拷诳危锟斤拷锟斤拷墙锟揭伙拷锟窖帮拷锟斤拷式锟酵凤拷锟斤拷锟叫关碉拷知识锟斤拷
锟斤拷锟斤拷2.锟斤拷示锟斤拷3锟斤拷一锟斤拷锟斤拷平图锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟杰革拷锟斤拷图锟斤拷写锟斤拷一锟斤拷锟斤拷式锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟侥回答，帮拷锟介：20=20锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节碉拷锟斤拷平锟斤拷平锟斤拷摹锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷一锟斤拷锟斤拷锟斤拷一锟斤拷10锟剿碉拷锟斤拷锟诫，锟斤拷时锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷失去平锟解）要使锟斤拷平锟街革拷平锟解，锟斤拷锟斤拷锟斤拷么锟届？锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷一锟斤拷也锟斤拷锟斤拷一锟斤拷10锟剿碉拷锟斤拷锟诫）
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟侥回答，筹拷示锟节讹拷锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷锟揭拷锟斤拷锟斤拷锟斤拷锟狡狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟绞撅拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷墓锟较碉拷锟酵拷锟酵э拷然锟斤拷锟剿狄凰碉拷锟�
锟斤拷锟斤拷学锟斤拷锟筋动锟襟，帮拷锟介：20锟斤拷10锟斤拷20锟斤拷10锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同学锟角比斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡酵硷拷锟斤拷锟接︼拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟揭伙拷耄拷诙锟斤拷锟斤拷锟绞斤拷偷锟揭伙拷锟斤拷锟绞斤拷锟饺ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥变化锟斤拷锟斤拷锟斤拷锟斤拷锟侥变化锟斤拷锟斤拷锟斤拷锟诫到什么锟斤拷
锟斤拷锟斤拷3.锟斤拷示锟斤拷3锟节讹拷锟斤拷锟斤拷平图锟斤拷锟斤拷锟揭拷锟斤拷锟酵э拷锟斤拷锟较革拷鄄锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平图锟斤拷说一说锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷浠拷摹锟�
锟斤拷锟斤拷学锟斤拷锟截达拷螅锟揭伙拷锟揭拷锟斤拷锟斤拷芨锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋浠拷锟斤拷锟斤拷锟街憋拷锟叫筹拷一锟斤拷锟斤拷式锟斤拷
锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷椋簒锟斤拷50锟斤拷x锟斤拷20锟斤拷50锟斤拷20锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟绞裁达拷锟较碉拷锟斤拷锟斤拷锟斤拷锟斤拷址锟斤拷锟斤拷锟绞裁达拷锟�
锟斤拷锟斤拷学锟斤拷锟斤拷锟桔猴拷锟斤拷确锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷锟斤拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟矫斤拷锟斤拷锟饺伙拷堑锟绞斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟狡酵硷拷植锟斤拷锟绞撅拷锟斤拷诙锟斤拷锟斤拷锟狡酵硷拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟剿斤拷鄄锟筋动锟斤拷锟斤拷图锟斤拷锟斤拷锟秸观诧拷捅冉系锟斤拷氐悖诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷诖斯锟斤拷锟斤拷锟斤拷鸩椒锟斤拷止锟斤拷桑锟斤拷锟斤拷锟斤拷斜锟揭拷某锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷4.锟斤拷锟斤拷锟斤拷锟诫：锟斤拷锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟饺ヒ伙拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟截ｏ拷锟斤拷锟斤拷锟斤拷旆拷锟街わ拷约锟斤拷牟锟斤拷锟斤拷穑糠锟叫★拷锟斤拷锟斤拷锟斤拷锟斤拷邸锟�
锟斤拷锟斤拷锟斤拷示锟斤拷3锟斤拷锟斤拷锟斤拷偷锟斤拷锟斤拷锟斤拷锟狡酵硷拷锟斤拷锟斤拷锟窖э拷锟斤拷鄄锟饺较ｏ拷锟街憋拷说一说锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷浠拷摹锟斤拷诖嘶锟斤拷锟斤拷希锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷玫锟绞斤拷直锟斤拷示每锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷浠帮拷锟戒化锟斤拷墓锟较碉拷锟�
锟斤拷锟斤拷学锟斤拷锟筋动锟斤拷锟斤拷织锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷应锟侥碉拷式锟斤拷
锟斤拷锟斤拷70锟斤拷70锟斤拷70锟斤拷20锟斤拷70锟斤拷20
锟斤拷锟斤拷x锟斤拷20锟斤拷70锟斤拷x锟斤拷20锟斤拷20锟斤拷70锟斤拷20锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷同学锟角比斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡酵硷拷锟斤拷锟接︼拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟角的变化锟斤拷什么锟斤拷同锟截点？
锟斤拷锟斤拷锟斤拷确锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷去同一锟斤拷锟斤拷锟斤拷锟斤拷锟矫斤拷锟斤拷锟饺伙拷堑锟绞斤拷锟�
锟斤拷锟斤拷5.锟斤拷锟揭拷螅焊詹锟斤拷锟斤拷锟酵拷锟斤拷鄄锟斤拷锟狡酵硷拷锟斤拷玫锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷邸锟斤拷锟斤拷馨锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷浠帮拷锟斤拷锟斤拷锟剿狄凰碉拷锟�
锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟绞撅拷锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟斤拷匣锟斤拷去同一锟斤拷锟斤拷锟斤拷锟斤拷锟矫斤拷锟斤拷锟饺伙拷堑锟绞斤拷锟斤拷锟斤拷堑锟绞斤拷锟斤拷锟斤拷省锟�
锟斤拷锟斤拷6.锟斤拷锟教匡拷锟斤拷锟�4页锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷1锟解。
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷桑锟斤拷锟街革拷锟剿邓碉拷锟秸碉拷锟斤拷锟捷★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟斤拷锟斤拷恕锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷一锟斤拷锟桔ｏ拷通锟斤拷锟斤拷锟斤拷锟斤拷锟诫到锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷去同一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺伙拷堑锟绞斤拷锟斤拷锟斤拷确锟斤拷锟斤拷锟窖э拷锟饺ワ拷锟斤拷耄拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟届法锟斤拷证锟斤拷锟诫，锟斤拷锟斤拷锟斤拷锟剿筹拷锟教斤拷锟斤拷目占洌拷锟斤拷锟斤拷锟斤拷锟教斤拷锟斤拷锟窖帮拷幕锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟教斤拷锟斤拷锟侥观察、锟饺较ｏ拷锟皆硷拷锟斤拷应锟侥筹拷锟襟、革拷锟斤拷锟斤拷锟斤拷锟角对达拷前锟斤拷锟斤拷慕锟揭伙拷锟斤拷锟街わ拷锟斤拷锟斤拷嵌锟斤拷锟截碉拷式锟斤拷锟绞的斤拷一锟斤拷锟斤拷知锟斤拷锟斤拷为学锟斤拷锟斤拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷锟结供锟斤拷实锟侥伙拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷时应锟矫碉拷式锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟较帮拷锟揭伙拷锟斤拷锟斤拷锟轿拷斯锟斤拷锟街讹拷锟斤拷锟揭伙拷锟斤拷锟揭参拷锟斤拷锟斤拷锟窖帮拷夥斤拷锟斤拷锟叫╋拷痰妗ｏ拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷学习锟解方锟斤拷
锟斤拷锟斤拷1.锟斤拷示锟斤拷4锟斤拷锟斤拷平图锟斤拷锟斤拷锟揭拷锟斤拷锟斤拷芨锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�.锟斤拷裙锟较碉拷谐锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟侥回答，帮拷锟介：x锟斤拷10锟斤拷50锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿粗拷锟絰锟斤拷值锟截ｏ拷锟斤拷锟斤拷锟斤拷锟矫达拷锟斤拷锟斤拷锟斤拷锟斤拷锟诫法锟斤拷小锟斤拷锟斤拷锟酵э拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷学锟斤拷锟筋动锟斤拷锟斤拷织锟斤拷锟斤拷锟斤拷锟截碉拷突锟斤拷锟窖凤拷锟斤拷锟斤拷锟竭讹拷锟斤拷去10锟斤拷使锟斤拷锟斤拷锟斤拷锟街皇ｏ拷锟絰锟斤拷
锟斤拷锟斤拷2.锟斤拷锟杰诧拷示锟斤拷锟解方锟教的癸拷锟教ｏ拷锟襟方筹拷锟斤拷未知锟斤拷x锟斤拷值 时锟斤拷要锟斤拷写锟斤拷锟解：锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷墓锟斤拷锟斤拷锟斤拷锟轿粗拷锟絰锟斤拷值锟侥癸拷锟教★拷锟劫革拷锟捷碉拷式锟斤拷锟斤拷锟斤拷锟节凤拷锟斤拷锟斤拷锟竭讹拷锟斤拷去10锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿粗拷锟絰锟斤拷值锟斤拷锟斤拷写锟斤拷一锟斤拷锟斤拷时锟斤拷要注锟斤拷训群锟斤拷锟斤拷露锟斤拷搿�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷x锟斤拷40锟角诧拷锟斤拷锟斤拷确锟侥达拷锟截ｏ拷锟斤拷锟角匡拷锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷锟叫断ｏ拷锟斤拷x锟斤拷40锟斤拷锟斤拷原锟斤拷锟教ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角诧拷锟斤拷锟斤拷取锟�
锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺ｏ拷说锟斤拷什么锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷确锟侥ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟截ｏ拷锟斤拷说锟斤拷锟斤拷锟角达拷锟斤拷模锟斤拷锟酵э拷锟斤拷锟斤拷锟斤拷锟斤拷姆锟斤拷锟斤拷锟斤拷偶锟斤拷锟揭伙拷隆锟斤拷锟斤拷锟窖э拷锟斤拷幕卮锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟教ｏ拷
锟斤拷锟斤拷3.锟斤拷锟斤拷小锟结：锟斤拷x锟斤拷40锟斤拷锟斤拷锟斤拷锟斤拷使锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷鹊锟轿粗拷锟斤拷锟街碉拷锟斤拷锟斤拷锟斤拷痰慕狻ｏ拷锟斤拷蠓匠痰慕锟侥癸拷锟教ｏ拷锟斤拷锟斤拷锟解方锟教★拷锟斤拷一锟斤拷要锟斤拷锟斤拷同学锟角伙拷锟斤拷詹沤夥斤拷痰墓锟斤拷蹋锟斤拷锟斤拷锟轿拷夥斤拷锟绞币拷锟绞裁达拷锟角匡拷锟斤拷锟斤拷悖猴拷锟饺酚︼拷玫锟绞斤拷锟斤拷省锟阶拷锟斤拷锟叫达拷娣讹拷锟斤拷锟斤拷锟斤拷锟斤拷屑锟斤拷椤�
锟斤拷锟斤拷4.指锟斤拷锟斤拷伞锟斤拷锟揭伙拷浴锟斤拷锟斤拷夥斤拷锟絰锟斤拷30锟斤拷80锟斤拷
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锟斤拷锟斤拷锟斤拷织锟斤拷锟斤拷时锟斤拷注锟斤拷锟斤拷锟斤拷学锟斤拷锟芥范锟斤拷锟斤拷写锟解方锟教的癸拷锟教★拷
锟斤拷锟斤拷5.锟斤拷锟教匡拷锟斤拷锟�4页锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷2锟解。
锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷姆锟斤拷锟绞憋拷锟斤拷直锟斤拷锟斤拷锟斤拷锟斤拷涂锟斤拷锟绞癸拷锟斤拷锟斤拷锟斤拷只剩锟斤拷x锟斤拷
锟斤拷锟斤拷要锟斤拷锟斤拷同学锟斤拷锟斤拷锟斤拷锟斤拷锟侥凤拷锟斤拷锟斤拷锟矫匡拷锟斤拷锟斤拷痰慕猓拷锟斤拷锟斤拷屑锟斤拷椤�
锟斤拷锟斤拷锟斤拷锟斤拷时锟斤拷学锟斤拷锟斤拷说一说锟斤拷每锟斤拷锟斤拷锟斤拷时锟斤拷一锟斤拷锟街憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷摹锟揭拷锟斤拷锟斤拷墙锟斤拷夥斤拷锟绞憋拷锟斤拷锟揭拷锟斤拷屑锟斤拷椋拷锟斤拷锟斤拷锟侥癸拷锟教匡拷锟斤拷写锟斤拷锟斤拷锟斤拷也锟斤拷锟皆诧拷写锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟窖э拷锟斤拷锟酵硷拷谐锟斤拷锟斤拷毯锟斤拷裙锟斤拷锟斤拷锟斤拷浅锟斤拷锟斤拷锟斤拷锟斤拷锟叫碉拷知识锟斤拷锟斤拷锟斤拷锟斤拷探锟斤拷锟斤拷未知锟斤拷x值锟侥凤拷锟斤拷锟斤拷锟斤拷通锟斤拷师锟斤拷锟皆伙拷锟斤拷示锟斤拷锟斤拷锟介，锟截碉拷锟斤拷锟斤拷玫锟绞斤拷锟斤拷式夥斤拷痰牟锟斤拷锟酵凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节憋拷锟斤拷学锟斤拷锟斤拷锟斤拷学习锟斤拷锟斤拷锟介，锟斤拷锟街斤拷锟斤拷锟斤拷锟斤拷锟皆的讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷突锟斤拷锟斤拷式锟斤拷锟绞碉拷应锟矫★拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷锟节伙拷锟斤拷知
锟斤拷锟斤拷1.锟斤拷示选锟斤拷锟解：
锟斤拷锟斤拷锟斤拷1锟斤拷x锟斤拷22锟斤拷78锟斤拷x锟斤拷100锟斤拷x锟斤拷56锟斤拷
锟斤拷锟斤拷锟斤拷2锟斤拷x锟斤拷2.5锟斤拷2.5锟斤拷x锟斤拷0锟斤拷x锟斤拷5锟斤拷
锟斤拷锟斤拷说锟斤拷锟斤拷锟斤拷每锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖★拷鸢福锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟竭凤拷锟教的解，锟斤拷一锟斤拷锟斤拷锟角★拷
锟斤拷锟斤拷锟斤拷锟揭拷锟斤拷锟斤拷锟斤拷诜锟斤拷痰慕锟斤拷锟斤拷婊拷虾锟斤拷锟斤拷锟窖э拷锟斤拷锟缴猴拷锟斤拷织锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺凤拷锟斤拷锟斤拷锟窖★拷锟绞憋拷锟斤拷锟斤拷锟斤拷劝锟斤拷锟竭的凤拷锟教斤拷锟斤拷锟斤拷锟揭诧拷锟斤拷园锟斤拷锟斤拷锟斤拷锟窖★拷鸢阜直锟斤拷锟斤拷原锟斤拷锟教从讹拷确锟斤拷锟侥革拷锟斤拷锟角凤拷锟教的解。
锟斤拷锟斤拷2.锟斤拷锟斤拷习一锟斤拷4锟解。
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷说说每锟斤拷锟斤拷锟斤拷锟叫ｏ拷要使锟斤拷锟街皇ｏ拷锟絰锟斤拷应锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷3.锟斤拷锟斤拷习一锟斤拷5锟解。
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷桑锟斤拷锟街革拷锟剿邓碉拷夥斤拷锟绞憋拷直锟接︼拷锟斤拷说锟绞斤拷锟绞裁达拷锟斤拷省锟�
锟斤拷锟斤拷4.锟斤拷锟斤拷习一锟斤拷6锟解。
锟斤拷锟斤拷锟斤拷指锟斤拷说说图锟解，锟斤拷锟斤拷织学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟教★拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷去锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷印锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟酵拷锟斤拷胁锟轿★拷锟斤拷锟斤拷锟斤拷缘锟斤拷锟较帮拷锟斤拷锟绞寡э拷锟斤拷锟斤拷锟斤拷硕缘锟绞斤拷锟斤拷实锟斤拷锟斤拷猓拷锟绞癸拷锟斤拷墙锟揭伙拷锟斤拷锟结“锟斤拷锟教的解”锟酵★拷锟解方锟教★拷锟饺革拷锟斤拷锟绞碉拷锟斤拷锟斤拷澹币餐伙拷锟斤拷夥斤拷锟斤拷锟揭伙拷氐恪ｏ拷锟�
锟斤拷锟斤拷锟侥★拷全锟斤拷锟杰结，锟斤拷锟斤拷锟秸伙拷
锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷锟斤拷诳蔚锟窖帮拷锟斤拷锟街拷锟斤拷锟绞裁达拷锟窖э拷锟斤拷锟绞裁达拷锟斤拷锟斤拷锟叫╋拷栈瘢锟斤拷锟绞裁达拷锟斤拷锟斤拷锟斤拷锟斤拷猓�
锟斤拷锟斤拷[锟斤拷锟斤拷锟斤拷锟斤拷] 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角帮拷锟斤拷锟斤拷锟斤拷一位伟锟斤拷锟斤拷锟窖э拷遥锟斤拷锟轿拷锟斤拷诖锟斤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷薮锟斤拷祝锟斤拷锟斤拷顺锟斤拷锟轿拷锟斤拷锟斤拷锟窖е拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆拷投锟斤拷锟斤拷锟斤拷恪凤拷腔锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷拇锟斤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆拷锟斤拷锟斤拷锟剿硷拷锟剿碉拷诜锟斤拷痰锟揭伙拷锟饺ワ拷锟揭伙拷锟酵憋拷锟斤拷锟斤拷锟斤拷一锟竭硷拷锟斤拷锟斤拷一锟斤拷使之锟街革拷平锟解；锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷指锟窖凤拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟斤拷去锟斤拷喜锟斤拷锟斤拷锟斤拷纾拷苑锟斤拷锟�5x锟斤拷12锟斤拷4x锟斤拷9锟斤拷锟竭分憋拷锟斤拷锟�12锟斤拷9锟斤拷锟斤拷锟斤拷原锟斤拷锟姐，锟矫ｏ拷5x锟斤拷9锟斤拷4x锟斤拷12锟斤拷锟斤拷锟竭分憋拷锟饺�4x锟斤拷9锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟姐，锟斤拷锟斤拷茫锟絰锟斤拷3锟斤拷锟斤拷锟阶匡拷锟斤拷锟斤拷锟斤拷谓锟斤拷原锟酵讹拷锟斤拷锟斤拷锟洁当锟斤拷锟斤拷锟节解方锟斤拷时锟斤拷锟斤拷锟斤拷秃喜锟酵拷锟斤拷睢�
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�10
锟斤拷锟斤拷锟斤拷锟教材凤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟铰课程改革拷锟叫ｏ拷锟教诧拷锟斤拷锟斤拷要锟侥斤拷锟斤拷锟斤拷学锟斤拷锟截★拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟解方锟教碉拷锟斤拷锟捷ｏ拷锟斤拷锟斤拷系统学习锟斤拷锟教的匡拷始锟斤拷锟斤拷诳蔚锟斤拷锟斤拷锟斤拷诩锟斤拷追锟斤拷锟斤拷芯锟斤拷锟斤拷顺锟斤拷锟斤拷锟斤拷碌锟斤拷锟斤拷谩锟皆拷锟斤拷慕滩锟斤拷卸锟斤拷诘锟绞斤拷幕锟斤拷锟斤拷锟斤拷锟街伙拷浅锟斤拷锟斤拷锟斤拷锟绞讹拷锟斤拷锟矫伙拷锟斤拷芙锟缴革拷锟斤拷锟皆的讹拷锟斤拷锟斤拷锟斤拷学锟斤拷实锟斤拷锟斤拷锟斤拷时却锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷支锟脚ｏ拷锟斤拷锟斤拷锟节教诧拷锟斤拷锟斤拷锟剿碉拷锟斤拷锟斤拷锟斤拷学锟斤拷通锟斤拷锟桔诧拷锟斤拷平锟斤拷示实锟介，锟缴撅拷锟斤拷实锟斤拷之锟斤拷锟狡斤拷锟斤拷系锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示统锟斤拷吮锟斤拷诳蔚慕锟窖э拷氐恪ｏ拷锟斤拷巍锟斤拷锟绞斤拷幕锟斤拷锟斤拷锟斤拷省锟斤拷锟斤拷锟斤拷锟揭伙拷诟崭锟斤拷锟绞讹拷说锟绞斤拷头锟斤拷痰幕锟斤拷锟斤拷辖锟斤拷薪锟窖э拷摹锟斤拷锟斤拷锟斤拷锟斤拷思锟斤拷锟角癸拷锟斤拷锟斤拷锟斤拷锟斤拷系锟斤拷锟斤拷学模锟酵★拷锟轿程憋拷准要锟斤拷学锟斤拷锟杰★拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷剩锟斤拷锟斤拷锟斤拷玫锟绞斤拷锟斤拷锟斤拷式锟津单的凤拷锟教★拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷学目锟疥】
锟斤拷锟斤拷1.通锟斤拷锟斤拷平锟斤拷示锟斤拷锟斤拷平锟斤拷募锟斤拷直浠伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷2.锟斤拷锟矫观诧拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟街的癸拷锟缴ｏ拷锟斤拷直锟斤拷锟叫讹拷锟斤拷平锟斤拷锟斤拷锟戒化锟斤拷锟杰否保筹拷平锟解。
锟斤拷锟斤拷3.锟斤拷锟斤拷锟缴观诧拷锟斤拷锟斤拷锟�.锟饺斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟截点】
锟斤拷锟斤拷锟斤拷锟秸碉拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟窖点】
锟斤拷锟斤拷锟斤拷锟解并锟斤拷锟秸碉拷式锟斤拷锟斤拷锟绞ｏ拷锟杰革拷锟捷撅拷锟斤拷锟介境锟叫筹拷锟斤拷应锟侥凤拷锟教★拷
锟斤拷锟斤拷锟斤拷锟斤拷学思锟诫】
锟斤拷锟斤拷转锟斤拷锟斤拷思锟诫，锟斤拷锟轿斤拷系锟剿硷拷耄拷锟斤拷呕锟斤拷锟剿硷拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟教★拷
锟斤拷锟斤拷一.锟斤拷锟斤拷锟介境锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷师锟筋动
锟斤拷锟斤拷学锟斤拷锟筋动锟斤拷锟斤拷锟侥匡拷锟�
锟斤拷锟斤拷师锟斤拷同学锟角ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷戏锟斤拷锟斤拷诳锟斤拷锟斤拷锟揭拷锟斤拷锟斤拷锟狡揭伙拷锟斤拷锟教斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷省锟斤拷锟斤拷锟斤拷锟斤拷锟解：锟斤拷式锟斤拷锟斤拷锟绞ｏ拷
锟斤拷锟斤拷锟斤拷锟侥匡拷辏猴拷锟斤拷锟较わ拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷饧わ拷锟窖э拷锟斤拷锟斤拷锟饺わ拷锟�
锟斤拷锟斤拷锟斤拷.锟斤拷同探锟斤拷锟斤拷锟杰结方锟斤拷
锟斤拷锟斤拷锟斤拷师锟筋动
锟斤拷锟斤拷学锟斤拷锟筋动锟斤拷锟斤拷锟侥匡拷锟�
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟斤拷一
锟斤拷锟斤拷1锟斤拷锟斤拷示锟教材碉拷64页锟介境图1锟斤拷一锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷细锟桔诧拷图锟斤拷锟斤拷说一说锟斤拷通锟斤拷图锟斤拷知锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷锟斤拷师小锟结：1锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�=2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷追锟绞ｏ拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷a锟剿ｏ拷1锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷b锟剿ｏ拷锟斤拷锟斤拷式锟接憋拷示锟斤拷
锟斤拷锟斤拷锟斤拷师锟斤拷锟介）
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷思锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟酵憋拷俑锟斤拷锟斤拷锟揭伙拷锟斤拷璞拷锟斤拷锟狡斤拷岱拷锟绞裁达拷浠拷兀锟轿裁达拷锟�
锟斤拷锟斤拷锟斤拷师锟饺斤拷锟斤拷实锟绞诧拷锟斤拷锟斤拷平锟斤拷证锟斤拷锟斤拷锟斤拷示锟斤拷一锟斤拷锟教ｏ拷锟斤拷锟斤拷确锟斤拷锟斤拷锟斤拷锟斤拷然锟斤拷取锟�
锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷锟�2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟竭革拷锟斤拷同锟斤拷锟斤拷一锟窖诧拷锟斤拷兀锟�
锟斤拷锟斤拷2锟斤拷锟斤拷示锟教材碉拷64页图2锟侥碉拷一锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟絘锟斤拷示一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絙锟斤拷示一锟斤拷锟斤拷瓶锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷示锟斤拷锟酵硷拷兀锟�
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷叨锟斤拷玫锟�1锟斤拷锟斤拷瓶锟斤拷锟斤拷平锟斤拷平锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷锟斤拷示锟斤拷
锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟斤拷知锟斤拷什么锟斤拷锟斤拷锟斤拷示锟教材碉拷64页图2锟节讹拷锟斤拷锟斤拷平图锟斤拷
锟斤拷锟斤拷3锟斤拷通锟斤拷锟解几锟斤拷实锟介，锟姐发锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷一锟戒话锟斤拷锟斤拷示锟斤拷姆锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞讹拷
锟斤拷锟斤拷1锟斤拷锟铰猜ｏ拷锟斤拷锟斤拷锟斤拷前锟斤拷锟斤拷锟斤拷锟侥变化锟斤拷锟斤拷平锟皆憋拷锟斤拷平锟斤拷锟解，锟斤拷锟斤拷锟斤拷锟斤拷么锟斤拷锟斤拷使锟斤拷平锟斤拷锟斤拷平锟解？
锟斤拷锟斤拷锟斤拷时锟斤拷师一锟斤拷要锟斤拷时强锟斤拷锟斤拷锟解都锟角把碉拷式锟斤拷锟斤拷锟竭硷拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞狙э拷锟斤拷锟斤拷锟窖碉拷式锟斤拷锟斤拷锟斤拷同时锟剿伙拷锟斤拷锟揭伙拷锟斤拷锟酵拷锟斤拷锟斤拷锟絆锟斤拷锟解）锟斤拷锟斤拷锟斤拷么锟斤拷锟截ｏ拷
锟斤拷锟斤拷2锟斤拷锟斤拷示锟教材碉拷65页图1锟侥碉拷一锟斤拷锟斤拷平图锟斤拷锟斤拷学锟斤拷锟桔察并说锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷a锟斤拷示墨水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷b锟斤拷示铅锟绞盒碉拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷
锟斤拷锟斤拷锟斤拷一锟铰ｏ拷锟斤拷锟侥拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆拷锟斤拷锟�2锟斤拷锟斤拷锟揭憋拷铅锟绞盒碉拷锟斤拷锟斤拷也锟斤拷锟斤拷原锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟斤拷锟斤拷直锟斤拷锟斤拷锟皆拷锟斤拷锟�3锟斤拷.4锟斤拷锟截ｏ拷
锟斤拷锟斤拷3锟斤拷锟斤拷示锟教材碉拷65页图2锟侥碉拷一锟斤拷锟斤拷平图锟斤拷锟斤拷学锟斤拷锟桔察并说锟斤拷知锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷锟斤拷锟缴ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷叩锟斤拷锟狡斤拷锟斤拷殖锟�2锟捷ｏ拷锟斤拷去锟斤拷一锟捷ｏ拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷师锟斤拷示锟斤拷
锟斤拷锟斤拷4锟斤拷通锟斤拷锟秸才碉拷锟斤拷锟介，锟姐发锟斤拷锟斤拷什么锟斤拷
锟斤拷锟斤拷5.锟斤拷锟斤拷锟斤拷一锟戒话锟杰斤拷一锟铰碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷6锟斤拷为什么锟斤拷式锟斤拷锟竭诧拷锟杰筹拷锟斤拷O?
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟截达拷学锟斤拷锟斤拷锟杰伙拷卮锟斤拷锟狡斤拷锟斤拷锟竭凤拷锟斤拷一锟窖诧拷锟斤拷锟斤拷冶叻锟斤拷锟斤拷锟斤拷锟斤拷璞拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓伙拷锟剿碉拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷取锟�
锟斤拷锟斤拷锟斤拷锟斤拷写锟斤拷锟斤拷a=2b
锟斤拷锟斤拷锟饺诧拷一锟铰ｏ拷学锟斤拷锟斤拷锟杰伙拷虏锟斤拷锟斤拷平锟斤拷然平锟解，锟斤拷为锟斤拷锟竭硷拷锟较碉拷锟斤拷锟斤拷一锟斤拷锟洁。
锟斤拷锟斤拷锟桔诧拷小锟结：实锟斤拷证锟斤拷1锟斤拷锟斤拷锟�+1锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷3锟斤拷锟借杯锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷同时学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷母锟斤拷示锟斤拷锟绞斤拷樱锟絘+b=2b+b
锟斤拷锟斤拷学锟斤拷锟截达拷螅锟绞︼拷锟绞撅拷锟斤拷锟斤拷锟窖э拷锟斤拷直锟斤拷锟绞斤拷颖锟绞撅拷锟絘+2b=2b+2ba+a=2b+a
锟斤拷锟斤拷锟桔诧拷锟斤拷锟节碉拷锟斤拷平锟斤拷什么锟斤拷锟侥ｏ拷锟斤拷平锟解）
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷写锟斤拷锟斤拷a+b=4b
锟斤拷锟斤拷锟饺诧拷一锟铰ｏ拷锟劫回达拷平锟解：a+b-b=4b-b
锟斤拷锟斤拷锟矫筹拷1锟斤拷锟斤拷锟斤拷锟�3锟斤拷锟斤拷瓶同锟斤拷锟截★拷
锟斤拷锟斤拷3.学锟斤拷思锟斤拷锟斤拷小锟结：平锟斤拷锟斤拷锟狡斤拷锟斤拷呒锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟狡斤拷狻Ｆ斤拷锟斤拷锟斤拷平锟斤拷锟竭硷拷去同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟解。
锟斤拷锟斤拷4.学锟斤拷锟斤拷锟缴碉拷式锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷式锟斤拷锟竭硷拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺伙拷锟饺★拷
锟斤拷锟斤拷锟斤拷锟侥匡拷辏和拷锟斤拷锟绞撅拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟酵憋拷锟斤拷匣锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷锟饺黄斤拷狻ｏ拷锟窖э拷锟剿硷拷锟�.锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠拷锟斤拷桑锟斤拷峁╋拷锟街憋拷鄣墓鄄锟斤拷锟较★拷锟接讹拷锟矫筹拷锟斤拷平平锟斤拷锟皆拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟斤拷剩锟斤拷锟绞斤拷锟斤拷呒锟斤拷匣锟斤拷去锟斤拷鹊锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷洹�
锟斤拷锟斤拷1.锟界：学锟斤拷锟铰诧拷锟斤拷平锟斤拷锟斤拷锟斤拷同时锟斤拷2锟斤拷.3锟斤拷锟斤拷锟接ｏ拷同时锟斤拷去一锟窖诧拷锟斤拷取锟�
锟斤拷锟斤拷2.学锟斤拷锟桔察并说锟斤拷锟斤拷
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锟斤拷锟斤拷写锟斤拷锟斤拷式锟斤拷a=b锟斤拷
锟斤拷锟斤拷学锟斤拷锟铰诧拷平锟斤拷螅锟绞︼拷锟斤拷锟绞碉拷锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟街ぱэ拷锟斤拷牟虏狻�
锟斤拷锟斤拷学锟斤拷锟矫碉拷式锟斤拷示锟斤拷2a=2b锟斤拷
锟斤拷锟斤拷锟斤拷平锟斤拷然锟斤拷锟斤拷平锟斤拷
锟斤拷锟斤拷3.学锟斤拷锟桔诧拷贸锟斤拷锟�
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�6锟斤拷皮锟斤拷锟�.锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷前锟斤拷木锟斤拷锟窖э拷锟斤拷锟絘锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�6锟斤拷示皮锟斤拷锟斤拷锟斤拷锟斤拷锟叫达拷锟斤拷锟绞斤拷锟�2a=6b锟斤拷
锟斤拷锟斤拷学锟斤拷锟铰测：平锟解，锟斤拷锟斤拷锟矫碉拷式a=3b锟斤拷示锟斤拷
锟斤拷锟斤拷4.学锟斤拷锟结发锟街ｏ拷平锟斤拷锟斤拷锟狡斤拷锟斤拷叩锟斤拷锟狡凤拷锟斤拷锟皆拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟饺黄斤拷狻Ｆ斤拷锟斤拷锟斤拷平锟斤拷锟竭碉拷锟斤拷品锟斤拷锟斤拷小锟斤拷原锟斤拷锟侥硷拷锟斤拷之一锟斤拷锟斤拷平锟斤拷然平锟解。
锟斤拷锟斤拷5.学锟斤拷锟斤拷锟斤拷小锟结：锟斤拷式锟斤拷锟竭筹拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵伙拷锟斤拷锟轿�0锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷然锟斤拷取锟�
锟斤拷锟斤拷锟斤拷锟侥匡拷辏猴拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟�2锟斤拷锟狡碉拷锟斤拷锟斤拷锟斤拷1锟侥伙拷锟斤拷锟较ｏ拷锟斤拷学锟斤拷锟皆硷拷通锟斤拷实锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷知识锟斤拷迁锟狡得筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟竭硷拷思维锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷涂锟酵凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷6.学锟斤拷锟斤拷锟斤拷锟斤拷锟姐报锟斤拷O锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷.锟斤拷锟矫凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷师锟筋动
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锟斤拷锟斤拷锟斤拷示锟教材碉拷66页锟斤拷习十锟侥碉拷4.5锟解。
锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟藉订锟斤拷锟斤拷注锟斤拷学锟斤拷锟斤拷式锟斤拷锟斤拷时锟斤拷取值锟角凤拷锟斤拷确锟斤拷
锟斤拷锟斤拷锟斤拷.锟斤拷锟斤拷锟斤拷锟教ｏ拷锟街诧拷锟斤拷习
锟斤拷锟斤拷锟斤拷师锟筋动
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锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷1锟斤拷锟斤拷锟�2x-5=9,锟斤拷么2x=9锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟�5=10锟斤拷x,锟斤拷么5x-()=10
锟斤拷锟斤拷3锟斤拷锟斤拷锟�3x=7,锟斤拷么6x=锟斤拷锟斤拷
锟斤拷锟斤拷4锟斤拷锟斤拷锟�5x=15,锟斤拷么x=锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷展锟斤拷习锟斤拷锟斤拷锟轿硷拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷剩锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷铡锟�
锟斤拷锟斤拷锟斤拷锟侥匡拷辏猴拷锟绞斤拷幕锟斤拷锟斤拷锟斤拷锟揭伙拷羌锟斤拷追锟斤拷滩锟斤拷锟斤拷锟揭拷母锟斤拷睿拷锟斤拷锟揭拷锟斤拷猓拷锟斤拷一锟揭拷锟接︼拷谩锟�
锟斤拷锟斤拷锟斤拷.锟斤拷锟斤拷锟杰结，锟斤拷锟斤拷锟斤拷识
锟斤拷锟斤拷锟斤拷师锟筋动
锟斤拷锟斤拷学锟斤拷锟筋动锟斤拷锟斤拷锟侥匡拷锟�
锟斤拷锟斤拷锟斤拷诳锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫┭帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞裁达拷栈锟斤拷锟斤拷锟皆硷拷锟斤拷锟矫课的憋拷锟斤拷锟斤拷锟斤拷么锟斤拷锟桔的ｏ拷
锟斤拷锟斤拷学锟斤拷锟杰结本锟节课碉拷锟秸伙拷锟斤拷锟斤拷锟斤拷锟杰斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟绞碉拷锟斤拷识锟斤拷锟斤拷锟解。
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�11
锟斤拷锟斤拷锟斤拷学目锟疥：
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟桔★拷锟斤拷锟缴等活动锟叫ｏ拷锟斤拷锟斤拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟绞的癸拷锟教★拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟解并锟斤拷锟斤拷锟斤拷锟皆憋拷锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟矫碉拷式锟侥伙拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷狻�
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟筋动锟斤拷锟斤拷锟斤拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟绞癸拷锟教碉拷锟斤拷战锟皆猴拷锟斤拷学锟斤拷锟桔碉拷确锟斤拷锟皆★拷
锟斤拷锟斤拷锟斤拷学锟斤拷锟窖点：
锟斤拷锟斤拷锟斤拷锟解并锟斤拷锟斤拷锟斤拷锟皆憋拷锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟矫碉拷式锟侥伙拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷狻�
锟斤拷锟斤拷锟斤拷学锟斤拷锟教ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷锟铰课ｏ拷
锟斤拷锟斤拷同学锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷实锟斤拷锟金？斤拷锟斤拷锟斤拷锟角撅拷要锟斤拷锟斤拷平去锟斤拷锟斤拷一些锟斤拷要锟侥癸拷锟缴ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷知探锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷探寻锟斤拷锟街★拷锟斤拷平锟斤拷锟斤拷平锟斤拷墓锟斤拷锟�1锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷平锟斤拷锟斤拷锟教凤拷一锟斤拷锟斤拷锟斤拷锟斤拷谭锟斤拷锟斤拷璞拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻ｏ拷剩锟斤拷锟剿碉拷锟绞裁达拷锟斤拷锟斤拷锟斤拷一锟窖诧拷锟斤拷锟絘锟剿ｏ拷1锟斤拷锟借杯锟斤拷b锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟斤拷锟绞撅拷锟斤拷锟絘=2b锟斤拷锟藉）锟斤拷
锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷一锟诫，锟斤拷锟斤拷锟戒换锟斤拷使锟斤拷平锟斤拷然锟斤拷锟斤拷平锟斤拷锟截ｏ拷锟斤拷学锟斤拷思锟斤拷片锟教ｏ拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟竭革拷锟斤拷一锟斤拷锟借杯锟斤拷锟斤拷平锟结发锟斤拷什么锟戒化锟斤拷锟斤拷师锟斤拷示锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷锟揭伙拷锟斤拷锟酵拷谋锟斤拷樱锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻ｏ拷锟斤拷锟斤拷锟教匡拷锟皆憋拷示为a+b=2b+b 锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟斤拷锟�2锟斤拷锟借杯锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟解？锟斤拷锟竭革拷锟斤拷锟斤拷同锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷兀锟窖э拷锟斤拷卮锟斤拷锟斤拷师一一锟斤拷示锟斤拷证锟斤拷
锟斤拷锟斤拷锟斤拷锟侥诧拷锟斤拷锟斤拷一锟诫，锟斤拷锟斤拷锟戒换锟斤拷使锟斤拷平锟斤拷锟斤拷平锟解？锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟斤拷锟斤拷平锟解。锟斤拷锟斤拷锟狡斤拷锟斤拷呒锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷岜ｏ拷锟狡斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟藉步锟斤拷锟节碉拷锟斤拷锟斤拷锟侥伙拷锟斤拷锟斤拷同时锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓拷锟绞斤拷颖锟绞撅拷锟斤拷锟�2a-a=2b+a-a 锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷锟侥癸拷锟缴革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷么说锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟接伙拷锟斤拷锟酵拷锟斤拷锟�.锟斤拷品锟斤拷锟斤拷平锟结保锟斤拷平锟解。
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷应锟矫ｏ拷锟斤拷一锟斤拷锟斤拷证锟斤拷展示锟斤拷学锟斤拷P55页锟斤拷2锟斤拷图锟侥筹拷锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷图锟斤拷锟斤拷锟狡客拷锟斤拷锟斤拷兀锟斤拷锟斤拷锟矫达拷欤匡拷锟斤拷锟酵憋拷锟斤拷锟揭伙拷锟斤拷锟狡匡拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷探寻锟斤拷锟街★拷锟斤拷平锟斤拷锟斤拷平锟斤拷墓锟斤拷锟�2锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷平锟斤拷锟斤拷锟教凤拷一瓶墨水锟斤拷锟斤拷锟教凤拷锟斤拷锟斤拷铅锟绞盒ｏ拷锟斤拷平锟斤拷锟斤拷平锟解。一瓶墨水锟斤拷锟斤拷锟斤拷锟斤拷铅锟绞盒碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭黄磕拷锟絚锟剿ｏ拷1锟斤拷铅锟绞猴拷锟斤拷d锟剿ｏ拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟斤拷锟绞撅拷锟斤拷锟絚=2d锟斤拷锟藉）锟斤拷
锟斤拷锟斤拷锟节讹拷锟斤拷锟斤拷锟绞ｏ拷锟斤拷一锟诫，锟斤拷锟斤拷锟斤拷锟斤拷锟劫凤拷锟斤拷1瓶墨水锟斤拷锟揭憋拷锟劫凤拷锟斤拷2锟斤拷铅锟绞盒ｏ拷锟斤拷平锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷证锟斤拷锟斤拷平锟斤拷锟竭加的讹拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷也锟斤拷同锟斤拷为什么锟斤拷锟杰憋拷锟斤拷平锟斤拷锟截ｏ拷学锟斤拷锟斤拷锟杰伙拷说锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟接碉拷锟斤拷锟斤拷锟斤拷同锟斤拷锟较讹拷锟斤拷同时锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷叩锟斤拷锟斤拷锟斤拷锟皆拷锟斤拷幕锟斤拷锟斤拷戏锟斤拷锟斤拷锟绞裁达拷浠拷锟斤拷锟斤拷锟斤拷锟斤拷锟�2锟斤拷锟斤拷锟斤拷锟揭憋拷锟截ｏ拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷耍锟斤拷锟狡斤拷锟斤拷呔锟斤拷锟斤拷锟斤拷锟斤拷拥亩锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷谋浠拷锟斤拷锟酵拷模锟斤拷锟斤拷锟斤拷锟斤拷锟�2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷然锟斤拷锟斤拷平锟解。锟斤拷式锟接憋拷示锟斤拷锟斤拷c锟斤拷2=2d锟斤拷2 锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸才碉拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷小锟斤拷同锟侥憋拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷平锟解，锟斤拷式锟接憋拷示锟斤拷锟斤拷2c锟斤拷2=4d锟斤拷2锟斤拷锟斤拷耍锟斤拷锟狡斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵憋拷锟斤拷踊锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷品锟结保锟斤拷平锟斤拷锟解，锟斤拷锟斤拷锟斤拷么锟戒换也锟斤拷锟皆憋拷锟斤拷平锟解？锟斤拷锟缴得筹拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷锟叫★拷锟酵拷谋锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻�
锟斤拷锟斤拷锟斤拷锟侥诧拷锟斤拷锟斤拷一锟斤拷锟斤拷证锟斤拷锟斤拷示P56锟斤拷锟介景锟斤拷锟斤拷要锟斤拷1锟斤拷锟斤拷锟斤拷图锟斤拷锟狡わ拷锟酵拷锟斤拷馗锟斤拷锟矫达拷欤匡拷锟斤拷锟斤拷锟斤拷锟酵憋拷锟叫�2锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟竭碉拷锟斤拷平锟斤拷锟街筹拷2锟捷ｏ拷锟斤拷锟斤拷锟斤拷锟叫碉拷一锟捷ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓拷贸锟斤拷锟斤拷郏锟�1锟斤拷锟斤拷锟斤拷锟�3锟斤拷皮锟斤拷同锟斤拷锟截★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷小锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠伙拷锟斤拷桑锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟侥癸拷锟缴★拷
锟斤拷锟斤拷通锟斤拷锟秸才碉拷实锟介，锟斤拷锟角凤拷锟斤拷锟斤拷什么锟斤拷谁锟斤拷锟杰斤拷一锟铰★拷
锟斤拷锟斤拷锟矫筹拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠伙拷锟斤拷桑锟�
锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷锟接伙拷锟斤拷锟酵拷锟斤拷锟斤拷锟狡凤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷猓�
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷平锟斤拷锟竭碉拷锟斤拷锟斤拷同时锟斤拷锟斤拷锟斤拷锟叫★拷锟酵拷谋锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟狡斤拷狻�
锟斤拷锟斤拷锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷锟角匡拷锟皆凤拷锟街ｏ拷锟斤拷平锟斤拷锟斤拷平锟斤拷时锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷式锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷平锟斤拷锟竭凤拷锟斤拷锟戒化时锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷也锟节凤拷锟斤拷锟戒化锟斤拷锟斤拷平锟斤拷锟斤拷平锟解，锟斤拷式也锟斤拷锟街诧拷锟戒。锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷墓锟斤拷桑锟斤拷锟斤拷强锟斤拷苑锟斤拷值锟绞斤拷锟斤拷植锟斤拷锟侥癸拷锟斤拷锟斤拷锟斤拷一锟诫，锟斤拷锟斤拷小锟斤拷锟斤拷锟桔★拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷式锟斤拷锟街诧拷锟斤拷墓锟斤拷桑锟�
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟饺伙拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷同时锟剿伙拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿�0锟斤拷锟斤拷锟斤拷式锟斤拷然锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷一锟皆★拷
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟绞碉拷直锟斤拷应锟矫ｏ拷也使学锟斤拷锟斤拷知锟解方锟教碉拷锟斤拷写锟斤拷式锟斤拷学习锟斤拷锟矫碉拷式锟侥伙拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟侥★拷锟斤拷一锟斤拷
锟斤拷锟斤拷锟藉、小锟结。
锟斤拷锟斤拷锟斤拷什么锟秸获？伙拷锟斤拷什么锟斤拷锟解？
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷疲锟�
锟斤拷锟斤拷锟斤拷式锟侥伙拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟饺伙拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷同时锟剿伙拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿�0锟斤拷锟斤拷锟斤拷式锟斤拷然锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟斤拷牵锟�
锟斤拷锟斤拷锟斤拷学锟斤拷锟侥凤拷应锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷炔虏锟侥斤拷学锟斤拷锟斤拷锟斤拷锟斤拷为平时训锟斤拷锟斤拷锟劫ｏ拷锟斤拷师突然锟斤拷锟街ｏ拷学锟斤拷锟斤拷知锟斤拷锟诫，锟斤拷知锟斤拷锟斤拷锟饺ニ硷拷锟斤拷锟斤拷纱丝锟斤拷钥锟斤拷锟斤拷锟斤拷锟绞︼拷诮锟窖э拷谢锟斤拷锟斤拷诎锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟较帮拷锟斤拷锟斤拷锟斤拷锟绞︼拷锟斤拷锟斤拷锟斤拷锟饺ワ拷锟斤拷锟斤拷锟街拷锟斤拷锟斤拷锟斤拷锟街拷锟饺伙拷锟窖э拷锟斤拷锟解。锟斤拷学锟斤拷锟侥达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷强锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�12
锟斤拷锟斤拷一锟斤拷学锟斤拷锟斤拷锟�锟斤拷锟斤拷为锟斤拷一学锟斤拷锟斤拷132锟斤拷锟�137锟洁）锟斤拷小学时锟窖撅拷锟皆碉拷锟斤拷锟斤拷系锟酵碉拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿解，通锟斤拷锟斤拷锟节课碉拷学习锟斤拷目锟斤拷锟斤拷要使学锟斤拷锟斤拷锟斤拷平锟斤拷锟截碉拷锟叫癸拷锟缴得筹拷锟斤拷式锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟斤拷锟斤拷说锟教诧拷
锟斤拷锟斤拷1锟斤拷锟教诧拷锟斤拷锟斤拷锟侥碉拷位锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟铰课憋拷员锟斤拷诳蔚锟揭拷锟斤拷牵锟斤拷锟斤拷盏锟绞斤拷锟斤拷锟斤拷省锟斤拷锟角帮拷锟揭伙拷诳蔚锟窖帮拷校锟窖э拷锟斤拷锟斤拷锟斤拷锟揭辉伙拷畏锟斤拷痰母锟斤拷锟酵筹拷锟斤拷应锟矫猴拷锟斤拷要锟斤拷锟斤拷锟斤拷锟揭辉伙拷畏锟斤拷痰慕夥拷锟斤拷锟斤拷锟斤拷锟斤拷萁锟斤拷锟斤拷诘锟绞斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟斤拷锟斤拷锟揭辉伙拷畏锟斤拷獭锟斤拷锟斤拷龋锟酵拷锟斤拷锟狡斤拷锟绞碉拷锟斤拷锟斤拷锟斤拷使学锟斤拷学锟斤拷鄄臁ｏ拷锟斤拷苑锟斤拷锟斤拷锟斤拷傻锟绞斤拷锟斤拷锟斤拷省锟饺伙拷锟斤拷锟斤拷玫锟绞斤拷锟斤拷锟斤拷式锟揭辉伙拷畏锟斤拷獭锟酵拷锟斤拷夥斤拷痰锟窖帮拷锟斤拷学锟斤拷锟侥观诧拷锟斤拷锟解、锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟斤拷学目锟疥。
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟较对教材碉拷锟斤拷锟斤拷锟斤拷锟斤拷锟捷凤拷锟斤拷锟斤拷锟斤拷锟角碉拷学锟斤拷锟斤拷锟叫碉拷知识锟结构锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡讹拷锟斤拷锟铰斤拷学目锟疥：
锟斤拷锟斤拷(1)知识锟诫技锟杰ｏ拷探锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷,锟斤拷锟斤拷锟斤拷锟矫碉拷式锟斤拷锟斤拷锟绞斤拷锟叫碉拷式锟斤拷锟轿★拷锟斤拷虻サ锟揭辉伙拷畏锟斤拷锟�.
锟斤拷锟斤拷(2)锟斤拷锟斤拷锟诫方锟斤拷锟斤拷通锟斤拷实锟斤拷锟斤拷锟斤拷学锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟桔诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷应锟斤拷锟斤拷知识锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷(3)锟斤拷锟教拷燃锟街碉拷郏锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷疃拷锟斤拷锟斤拷锟教斤拷锟斤拷锟绞斤拷锟斤拷使锟斤拷痰锟斤拷锟秸斤拷院锟斤拷锟窖э拷锟斤拷鄣锟饺凤拷锟斤拷裕锟斤拷锟斤拷锟窖э拷锟窖э拷锟斤拷锟窖э拷锟斤拷锟斤拷摹锟�
锟斤拷锟斤拷3锟斤拷锟斤拷学锟截★拷锟窖碉拷
锟斤拷锟斤拷为锟斤拷使学锟斤拷锟杰比斤拷顺锟斤拷锟截达到锟斤拷学目锟疥，锟斤拷确锟斤拷锟剿憋拷锟节课的斤拷学锟截★拷锟窖点：
锟斤拷锟斤拷锟斤拷学锟截点：探锟斤拷锟斤拷式锟斤拷锟斤拷锟绞ｏ拷锟杰革拷锟捷碉拷式锟斤拷锟绞斤拷锟叫碉拷式锟斤拷锟轿★拷锟斤拷虻サ锟揭辉伙拷畏锟斤拷锟�.
锟斤拷锟斤拷锟斤拷学锟窖点：锟斤拷锟矫碉拷式锟斤拷锟斤拷锟绞把简单碉拷一元一锟轿凤拷锟教憋拷锟斤拷为x=a(锟斤拷锟斤拷)锟斤拷锟斤拷式;锟斤拷确锟斤拷锟斤拷锟绞斤拷锟斤拷锟�2锟叫筹拷锟斤拷锟斤拷锟斤拷为0.
锟斤拷锟斤拷4锟斤拷锟斤拷学准锟斤拷锟斤拷锟斤拷媒锟斤拷渭锟斤拷锟叫★拷诎锟�
锟斤拷锟斤拷锟斤拷锟斤拷说锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷学锟街段ｏ拷锟斤拷锟酵伙拷锟斤拷氐恪⑼伙拷锟斤拷训悖拷佣锟绞碉拷纸锟窖匡拷辏拷锟斤拷诮锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷枚锟矫斤拷锟斤拷锟绞撅拷锟狡伙拷锟斤拷锟斤拷锟斤拷锟铰诧拷锟斤拷锟斤拷
锟斤拷锟斤拷1.锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟介—锟斤拷锟斤拷锟斤拷戏锟斤拷锟�
锟斤拷锟斤拷2.图锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷3.锟斤拷图锟斤拷锟桔凤拷锟斤拷
锟斤拷锟斤拷4.锟斤拷学锟斤拷锟斤拷锟叫硷拷锟斤拷锟斤拷锟绞斤拷锟窖э拷锟皆拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学学锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷帧锟斤拷锟窖э拷锟轿拷锟斤拷澹拷越锟绞ξ拷锟斤拷锟斤拷锟斤拷锟皆拷颉＜锟斤拷锟斤拷锟窖э拷锟斤拷疃拷锟斤拷锟斤拷锟斤拷锟绞︼拷锟斤拷锟轿拷锟斤拷锟窖э拷锟斤拷疃拷锟角帮拷锟斤拷锟绞︼拷悴︼拷锟斤拷锟斤拷诤蟆钡锟皆拷颉８锟斤拷莩锟揭谎э拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸癸拷锟斤拷伞锟斤拷锟较凳碉拷拾锟斤拷沤锟窖э拷锟斤拷荩锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟竭度碉拷学锟斤拷式锟斤拷锟桔斤拷学锟斤拷锟斤拷师锟斤拷锟斤拷谈锟斤拷锟斤拷图锟斤拷锟脚号凤拷锟斤拷锟绞答法★拷锟斤拷学锟斤拷锟斤拷锟斤拷锟桔凤拷锟斤拷使学锟斤拷锟斤拷锟节★拷锟斤拷锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟解、锟斤拷锟斤拷锟斤拷狻拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷筛锟斤拷锟斤拷锟斤拷纬锟斤拷锟斤拷锟斤拷锟酵伙拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷位锟斤拷锟节诧拷锟斤拷锟绞达拷时锟斤拷锟截憋拷注锟截诧拷同锟窖度碉拷锟斤拷锟解。锟斤拷锟绞诧拷同锟斤拷蔚锟窖э拷锟斤拷锟斤拷锟饺拷澹癸拷锟斤拷锟斤拷锟斤拷`学锟斤拷也锟叫憋拷锟街的伙拷锟结，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥ｏ拷锟斤拷锟斤拷学习锟斤拷锟介，锟斤拷效锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟角憋拷锟斤拷锟斤拷锟斤拷锟绞姑匡拷锟窖э拷锟斤拷锟斤拷锟皆拷谢锟斤拷锟斤拷系玫锟斤拷锟秸癸拷锟酵蓖拷锟斤拷锟斤拷锟斤拷锟较帮拷涂魏锟斤拷锟揭碉拷锟斤拷锟窖э拷锟斤拷锟斤拷诮锟窖э拷锟揭拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟窖а帮拷锟饺わ拷投锟斤拷锟斤拷锟斤拷锟饺费澳匡拷模锟斤拷锟绞τ︼拷诳锟斤拷锟斤拷铣锟街碉拷锟斤拷学锟斤拷锟斤拷锟斤拷锟皆ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷亩锟斤拷锟斤拷锟�
锟斤拷锟斤拷实锟斤拷锟较ｏ拷锟斤拷锟斤拷锟斤拷枚锟斤拷锟阶拷锟斤拷锟斤拷追锟缴拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷狻Ｏｏ拷锟斤拷玫锟斤拷锟绞︼拷谋锟斤拷锟斤拷锟斤拷锟斤拷诮锟窖э拷锟接ψプ⊙э拷锟斤拷锟揭伙拷锟斤拷锟斤拷氐恪Ｒ伙拷锟斤拷锟斤拷锟斤拷锟街憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟饺わ拷锟绞癸拷锟斤拷堑锟阶拷锟斤拷锟绞硷拷占锟斤拷锟斤拷诳锟斤拷锟斤拷稀锟斤拷锟揭伙拷锟斤拷锟揭拷锟斤拷锟斤拷锟斤拷锟斤拷突锟斤拷幔拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷猓拷锟斤拷锟窖э拷锟窖帮拷锟斤拷锟斤拷锟斤拷浴锟�
锟斤拷锟斤拷锟侥★拷锟斤拷学锟斤拷锟教凤拷锟斤拷
锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟斤拷锟铰课★拷展示目锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟揭筹拷锟斤拷一些锟斤拷锟皆匡拷锟斤拷锟斤拷锟教斤拷锟斤拷锟侥匡拷锟斤拷锟窖э拷锟斤拷卮锟斤拷锟斤拷椎锟斤拷眩锟斤拷锟斤拷锟窖э拷锟窖帮拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷啪锟斤拷锟斤拷锟斤拷式锟侥讹拷锟藉，锟接讹拷使学锟斤拷锟斤拷锟阶解方锟斤拷锟斤拷要锟叫撅拷锟斤拷式锟斤拷锟接讹拷锟斤拷锟斤拷锟斤拷狻�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷探锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷知锟结构锟斤拷锟缴简单碉拷锟斤拷锟接ｏ拷锟缴撅拷锟藉到锟斤拷锟斤拷墓锟斤拷蹋锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟叫ｏ拷锟揭凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷1锟斤拷锟斤拷师锟轿硷拷锟斤拷示锟斤拷学锟斤拷锟桔诧拷锟斤拷筛锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷学习锟斤拷式锟侥伙拷锟斤拷锟斤拷锟斤拷1
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟介境锟斤拷锟斤拷锟斤拷锟斤拷平平锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟矫讹拷媒锟斤拷锟斤拷锟斤拷展示锟斤拷平图锟侥革拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷通锟斤拷锟桔察，锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴撅拷锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞寡э拷锟斤拷锟斤拷锟斤拷锟教ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟轿拷锟斤拷澹拷锟绞ξ拷锟斤拷锟斤拷锟皆拷锟�
锟斤拷锟斤拷2锟斤拷锟杰斤拷锟斤拷锟斤拷锟绞讹拷锟斤拷锟�
锟斤拷锟斤拷通锟斤拷锟斤拷锟斤拷墓鄄欤拷锟窖э拷锟斤拷锟斤拷锟斤拷锟斤拷郏锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷示实锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟襟，斤拷师锟斤拷锟叫课硷拷锟斤拷示锟斤拷
锟斤拷锟斤拷然锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟饺伙拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷师指锟斤拷锟斤拷锟角碉拷式锟斤拷一锟斤拷锟角筹拷锟斤拷要锟斤拷锟斤拷锟绞★拷锟斤拷锟介：锟斤拷式锟侥伙拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟节课ｏ拷锟斤拷学锟斤拷锟斤拷锟斤拷一锟街达拷平锟解到锟斤拷平锟斤拷锟劫碉拷锟铰碉拷平锟斤拷墓锟斤拷蹋锟斤拷锟斤拷锟戒化锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥ｏ拷锟斤拷锟斤拷锟接达拷锟斤拷平锟解，锟斤拷锟斤拷锟斤拷锟斤到锟铰碉拷平锟解。锟接讹拷锟斤拷锟斤拷锟斤拷学锟斤拷锟桔诧拷锟斤拷锟斤拷锟酵筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷锟斤拷瑁拷锟街わ拷锟斤拷锟�
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锟斤拷锟斤拷锟斤拷学锟斤拷锟饺讹拷锟斤拷思锟斤拷锟斤拷然锟斤拷锟绞︼拷渭锟斤拷锟绞撅拷锟斤拷锟斤拷址锟斤拷锟斤拷锟绞裁达拷锟斤拷桑锟斤拷锟斤拷锟斤拷玫锟绞斤拷锟斤拷锟斤拷锟斤拷贸锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟绞斤拷锟饺伙拷锟斤拷锟斤拷锟�
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锟斤拷锟斤拷4锟斤拷锟劫达拷锟斤拷锟缴ｏ拷锟斤拷锟斤拷锟斤拷证
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟狡斤拷锟斤拷锟酵憋拷锟斤拷匣锟斤拷去锟斤拷同锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷什么锟戒化锟斤拷
锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷思锟斤拷锟矫筹拷锟斤拷锟斤拷式锟斤拷锟斤拷锟竭硷拷锟较伙拷锟饺ワ拷谋锟斤拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟街拷锟斤拷桑锟斤拷锟绞碉拷锟斤拷锟绞讹拷锟斤拷俚锟绞碉拷锟斤拷锟绞讹拷墓锟斤拷獭锟�
锟斤拷锟斤拷学习锟斤拷式锟斤拷锟斤拷锟斤拷2
锟斤拷锟斤拷锟斤拷师锟斤拷锟矫课硷拷展示锟斤拷平图锟斤拷学锟斤拷通锟斤拷锟桔察，锟斤拷锟缴得筹拷锟斤拷锟斤拷式锟斤拷锟斤拷同时锟剿伙拷锟斤拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿�0锟斤拷锟斤拷锟斤拷式锟斤拷然锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷2锟斤拷锟狡碉拷锟斤拷锟斤拷锟斤拷1锟侥伙拷锟斤拷锟较ｏ拷锟斤拷学锟斤拷锟皆硷拷通锟斤拷锟桔诧拷探锟斤拷锟斤拷锟斤拷锟斤拷知识锟斤拷迁锟狡得筹拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟竭硷拷思维锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷涂锟酵凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷一锟斤拷锟姐报锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟绞ｏ拷(1)锟斤拷a=b,锟斤拷a锟斤拷c=b锟斤拷c
锟斤拷锟斤拷锟斤拷2锟斤拷锟斤拷a=b锟斤拷锟斤拷ac=bc,
锟斤拷锟斤拷注锟解：锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭讹拷要锟轿硷拷锟斤拷锟姐，锟斤拷锟斤拷同一锟斤拷锟斤拷锟姐．
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭加伙拷锟斤拷锟斤拷嘶锟斤拷锟皆碉拷锟斤拷一锟斤拷锟斤拷同一锟斤拷锟斤拷锟斤拷同一锟斤拷式锟接ｏ拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟竭诧拷锟杰讹拷锟斤拷锟皆ｏ拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥革拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷邪训锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟秸故撅拷锟斤拷锟斤拷锟斤拷锟斤拷乇锟斤拷岬斤拷锟斤拷锟斤拷锟阶拷猓猴拷锟轿拷锟斤拷锟斤拷诘锟绞斤拷锟斤拷式夥斤拷锟斤拷锟斤拷锟斤拷壮锟斤拷锟斤拷牡胤锟斤拷锟斤拷锟斤拷锟较ｏ拷锟酵э拷锟斤拷锟斤拷锟较革拷模锟斤拷锟饺凤拷锟斤拷锟斤拷锟斤拷式锟斤拷狻�
锟斤拷锟斤拷锟侥★拷锟斤拷锟斤拷训锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷猓拷蛹虻サ锟斤拷锟秸碉拷锟叫断憋拷锟轿对达拷锟斤拷锟斤拷锟斤拷锟侥解方锟教ｏ拷锟斤拷锟教碉拷锟侥碉拷锟斤拷也锟斤拷锟叫简单碉拷锟斤拷锟接ｏ拷锟斤拷之锟斤拷习锟斤拷锟斤拷锟狡ｏ拷锟斤拷锟斤拷悖√拷祝锟窖拷蚪ソ锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟街讹拷锟斤拷氐悖拷锟斤拷锟叫┢绞憋拷锟斤拷锟斤拷值锟酵б诧拷锟斤拷锟斤拷锟斤拷耄拷锟饺伙拷锟斤拷锟揭诧拷锟矫很好★拷锟斤拷锟斤拷些锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷裕锟绞寡э拷锟斤拷锟矫成癸拷锟斤拷锟斤拷锟斤拷小锟�
锟斤拷锟斤拷小锟结：
锟斤拷锟斤拷锟矫简单碉拷知识锟结构图小锟斤拷锟绞斤拷锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷业锟斤拷疲锟�
锟斤拷锟斤拷PPT投影锟斤拷锟轿憋拷锟斤拷83页习锟斤拷3.1锟斤拷4锟解。
锟斤拷锟斤拷思锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟街ｏ拷锟斤拷一锟斤拷锟斤拷锟角碉拷式锟斤拷锟斤拷锟绞ｏ拷锟揭诧拷锟斤拷锟斤拷锟斤拷探锟斤拷锟侥斤拷学锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷师锟斤拷锟矫讹拷媒锟斤拷锟斤拷示锟斤拷平实锟介，锟街憋拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞癸拷锟狡斤拷锟斤拷锟狡斤拷猓拷锟斤拷锟绞碉拷锟阶拷锟轿拷锟窖э拷锟斤拷獠拷谐锟斤拷锟窖斤拷樱锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷械锟绞斤拷樱锟斤拷锟斤拷锟斤拷锟解：通锟斤拷锟斤拷平实锟斤拷锟斤拷锟矫碉拷锟斤拷式锟斤拷锟斤拷锟斤拷锟斤拷锟诫到锟斤拷式锟斤拷什么锟斤拷锟绞ｏ拷锟斤拷学锟斤拷锟斤拷锟斤拷思锟斤拷锟斤拷锟缴筹拷锟斤拷式锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷锟绞讹拷锟斤拷然锟斤拷锟劫把碉拷式锟斤拷锟斤拷锟绞筹拷锟斤拷为锟斤拷学锟侥凤拷锟斤拷锟斤拷锟皆诧拷锟斤拷示锟斤拷锟斤拷锟斤拷锟斤拷锟酵拷锟斤拷锟较帮拷锟斤拷痰锟绞斤拷锟斤拷锟斤拷锟斤拷锟斤拷剩锟斤拷锟斤拷锟窖э拷锟斤拷锟斤拷锟较帮拷锟剿硷拷锟斤拷锟斤拷玫锟绞斤拷锟斤拷锟斤拷锟绞庇ψ拷锟叫┦裁达拷锟斤拷诙锟斤拷锟斤拷锟斤拷嵌缘锟绞斤拷锟斤拷实锟斤拷锟斤拷谩锟酵拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习锟斤拷锟斤拷示锟斤拷式锟斤拷锟绞的对筹拷锟皆和达拷锟斤拷锟皆ｏ拷为锟斤拷锟斤拷学习一元一锟轿凤拷锟教和讹拷元一锟轿凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟教垫。
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�13
锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学目锟斤拷
锟斤拷锟斤拷1锟斤拷知识锟诫技锟斤拷
锟斤拷锟斤拷通锟斤拷锟斤拷平锟斤拷示锟斤拷锟斤拷平锟斤拷募锟斤拷直浠伙拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷识锟斤拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟诫方锟斤拷
锟斤拷锟斤拷锟斤拷锟矫观诧拷锟斤拷平锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟街的癸拷锟缴ｏ拷锟斤拷直锟斤拷锟叫讹拷锟斤拷平锟斤拷锟斤拷锟戒化锟斤拷锟杰否保筹拷平锟解。
锟斤拷锟斤拷3锟斤拷锟斤拷小锟教拷取锟斤拷锟街碉拷锟�
锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟桔诧拷锟斤拷锟斤拷锟斤拷锟斤拷冉锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷学锟截碉拷锟斤拷训锟�
锟斤拷锟斤拷锟截点：锟斤拷锟秸碉拷式锟侥伙拷锟斤拷锟斤拷锟绞★拷
锟斤拷锟斤拷锟窖点：锟斤拷锟解并锟斤拷锟秸碉拷式锟斤拷锟斤拷锟绞ｏ拷锟杰革拷锟捷撅拷锟斤拷锟介境锟叫筹拷锟斤拷应锟侥凤拷锟教★拷
锟斤拷锟斤拷锟教材凤拷锟斤拷
锟斤拷锟斤拷锟教诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷猓拷锟斤拷锟窖э拷锟斤拷锟教斤拷锟斤拷锟饺わ拷锟饺伙拷锟酵拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷锟斤拷锟介，探锟斤拷锟斤拷式锟斤拷锟斤拷锟斤拷锟绞的癸拷锟教★拷锟斤拷锟斤拷锟斤拷锟斤拷锟酵硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷同时锟斤拷锟较伙拷锟斤拷锟斤拷同锟斤拷锟斤拷锟斤拷品锟斤拷锟斤拷平锟斤拷然平锟解。锟斤拷示锟剿碉拷式锟侥伙拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟斤拷式锟侥诧拷图锟斤拷一锟斤拷锟斤拷锟斤拷示锟斤拷师锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷示锟斤拷锟斤拷一锟斤拷锟斤拷也锟斤拷学锟斤拷思锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷锟斤拷平锟斤拷谋浠拷锟斤拷桑锟斤拷峁╋拷锟街憋拷鄣墓鄄锟斤拷锟较★拷锟叫憋拷要指锟斤拷锟斤拷锟教撅拷锟斤拷示锟斤拷使学锟斤拷锟斤拷锟斤拷锟斤拷态锟侥癸拷锟教ｏ拷锟斤拷锟绞凳碉拷锟斤拷诘锟斤拷锟斤拷懈锟斤拷堋锟斤拷锟斤拷锟绞撅拷锟斤拷螅锟斤拷锟斤拷锟窖э拷锟斤拷锟角帮拷锟�.锟斤拷只剩锟斤拷锟侥斤拷锟阶刺拷锟斤拷锟斤拷锟斤拷锟斤拷锟绞斤拷牟锟酵硷拷锟矫伙拷锟绞碉拷锟斤拷锟绞撅拷锟矫达拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷员锟斤拷锟斤拷锟绞甲刺拷徒锟斤拷状态锟斤拷锟斤拷锟斤拷学锟斤拷锟桔察、锟饺斤拷前锟斤拷什么锟斤拷锟剿★拷什么锟斤拷锟戒。
锟斤拷锟斤拷学锟斤拷锟斤拷锟�
锟斤拷锟斤拷锟斤拷锟疥级锟斤拷学锟斤拷锟皆凤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷堑锟揭伙拷锟斤拷锟绞斤拷哟锟斤拷锟斤拷锟饺伙拷锟斤拷锟窖э拷诳锟绞硷拷锟斤拷锟揭碉拷锟斤拷锟斤拷屑锟斤拷畏锟斤拷痰锟斤拷锟斤拷锟街ｏ拷锟斤拷锟斤拷学锟斤拷锟斤拷说锟斤拷锟角比斤拷陌锟斤拷锟侥ｏ拷锟斤拷锟斤拷锟斤拷头锟斤拷锟叫伙拷没锟叫癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰课撅拷要锟斤拷学锟斤拷原锟叫的伙拷锟斤拷锟斤拷始锟斤拷锟斤拷锟斤拷锟斤拷知锟斤拷锟侥讹拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿板到锟斤拷平锟斤拷然锟斤拷锟劫癸拷锟缴碉拷锟斤拷锟教★拷锟节斤拷学锟斤拷锟斤拷锟叫伙拷要注锟斤拷锟斤拷锟窖э拷锟斤拷慕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟节匡拷锟斤拷要锟斤拷通锟斤拷锟斤拷平锟斤拷实锟介，锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷平锟斤拷平锟斤拷锟皆拷锟斤拷佣锟斤拷锟斤拷虻降锟绞斤拷锟斤拷锟斤拷剩锟轿拷锟斤拷锟侥解方锟斤拷锟斤拷准锟斤拷锟斤拷为锟斤拷学锟斤拷锟斤拷锟斤拷锟阶匡拷锟斤拷锟斤拷学锟斤拷锟皆硷拷锟斤拷锟街★拷
锟斤拷锟斤拷锟斤拷要锟斤拷学锟街讹拷
锟斤拷锟斤拷锟斤拷媒锟藉辅锟斤拷锟斤拷学
锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷示锟斤拷锟斤拷锟斤拷习锟斤拷锟斤拷锟斤拷锟桔凤拷
锟斤拷锟斤拷锟斤拷时锟斤拷锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�14
锟斤拷锟斤拷一锟斤拷锟斤拷习锟斤拷式锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷前一锟节匡拷锟斤拷锟斤拷学习锟剿碉拷式锟斤拷锟斤拷锟绞ｏ拷谁锟斤拷锟角得ｏ拷
锟斤拷锟斤拷2锟斤拷锟斤拷一锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷同学锟角诧拷锟斤拷一锟铰ｏ拷锟斤拷锟斤拷锟揭伙拷锟斤拷锟绞斤拷锟斤拷锟酵憋拷嘶锟斤拷锟斤拷同一锟斤拷锟斤拷(锟斤拷锟斤拷一锟斤拷锟斤拷时0锟斤拷锟斤拷)锟斤拷锟斤拷锟矫斤拷锟斤拷锟斤拷锟斤拷堑锟绞斤拷锟�
锟斤拷锟斤拷3锟斤拷锟斤拷锟斤拷锟缴诧拷锟诫，指锟斤拷说说锟皆硷拷锟斤拷锟斤拷锟缴★拷
锟斤拷锟斤拷4锟斤拷锟斤拷么锟斤拷锟斤拷锟斤拷锟斤拷锟角撅拷通锟斤拷学习锟斤拷锟斤拷证一锟斤拷锟斤拷锟角的诧拷锟诫。
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷
锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷学锟斤拷锟斤拷细锟桔诧拷锟斤拷锟斤拷图锟斤拷锟斤拷锟斤拷图锟斤拷铡锟�
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锟斤拷锟斤拷4锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷要锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷写一锟斤拷锟斤拷式锟斤拷锟斤拷锟姐将锟斤拷锟斤拷锟绞斤拷锟斤拷锟酵憋拷锟酵伙拷锟斤拷锟斤拷锟斤拷锟斤拷悴拷鄄锟揭伙拷拢锟斤拷锟斤拷堑锟绞斤拷锟斤拷俳锟斤拷锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷锟斤拷同一锟斤拷锟斤拷锟斤拷锟斤拷锟角碉拷式锟斤拷锟斤拷同时锟斤拷锟斤拷0锟斤拷
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锟斤拷锟斤拷4锟斤拷锟节硷拷锟斤拷时锟斤拷锟斤拷锟斤拷锟斤拷锟竭讹拷要锟斤拷锟皆硷拷锟斤拷为什么锟斤拷
锟斤拷锟斤拷5锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟姐，指锟斤拷锟较黑板。全锟斤拷硕锟�
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锟斤拷锟斤拷7锟斤拷小锟结：锟节刚才硷拷锟斤拷锟斤拷锟斤拷锟侥癸拷锟斤拷锟叫ｏ拷锟斤拷锟角斤拷锟斤拷锟教碉拷锟斤拷锟竭讹拷同时锟斤拷锟斤拷40锟斤拷锟斤拷锟斤拷为什么锟斤拷为什么锟斤拷锟斤拷式锟斤拷锟竭讹拷同时锟斤拷锟斤拷40锟斤拷锟斤拷式锟皆筹拷锟斤拷锟斤拷
锟斤拷锟斤拷8锟斤拷锟斤拷一锟斤拷
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锟斤拷锟斤拷9锟斤拷锟斤拷一锟斤拷锟节讹拷锟斤拷
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锟斤拷锟斤拷锟狡★拷锟斤拷锟藉订锟斤拷锟斤拷
锟斤拷锟斤拷锟侥★拷锟斤拷锟斤拷锟斤拷习
锟斤拷锟斤拷1锟斤拷锟斤拷习锟斤拷锟斤拷一锟斤拷
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锟斤拷锟斤拷锟狡★拷锟斤拷锟斤拷锟斤拷锟解方锟教★拷指锟斤拷锟较黑帮拷
锟斤拷锟斤拷锟角★拷锟斤拷锟斤拷硕锟�
锟斤拷锟斤拷2锟斤拷锟斤拷习锟斤拷锟节讹拷锟斤拷
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锟斤拷锟斤拷锟角★拷锟斤拷锟斤拷锟斤拷锟绞憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟侥ｏ拷
锟斤拷锟斤拷锟藉、锟斤拷锟斤拷锟斤拷业
锟斤拷锟斤拷锟斤拷习锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷式锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�15
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锟斤拷锟斤拷锟斤拷学目锟侥ｏ拷
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锟斤拷锟斤拷锟斤拷锟节观察、锟斤拷锟斤拷锟斤拷锟斤拷锟襟、革拷锟斤拷锟酵斤拷锟斤拷锟侥癸拷锟斤拷锟叫ｏ拷锟斤拷学锟斤拷锟斤拷锟斤拷锟斤拷锟介景锟斤拷锟斤拷锟斤拷锟斤拷式锟斤拷锟缴的癸拷锟教ｏ拷锟斤拷锟桔斤拷锟斤拷实锟斤拷锟斤拷锟斤拷学锟斤拷锟侥撅拷锟介，锟斤拷锟杰凤拷锟教碉拷思锟诫方锟斤拷锟斤拷锟斤拷值锟斤拷锟斤拷展锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷
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锟斤拷锟斤拷锟脚伙拷锟斤拷锟斤拷锟斤拷锟斤拷
锟斤拷锟斤拷说说锟斤拷式锟斤拷锟斤拷1: 锟斤拷锟斤拷式锟斤拷锟斤拷同时锟斤拷锟较伙拷锟饺ネ伙拷锟斤拷锟斤拷锟斤拷锟斤拷媒锟斤拷锟斤拷然锟角碉拷式锟斤拷锟斤拷锟角碉拷式锟斤拷锟斤拷锟绞★拷锟斤拷
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锟斤拷锟斤拷锟斤拷锟斤拷确探锟斤拷锟斤拷目锟疥。
锟斤拷锟斤拷锟斤拷师锟杰结，锟斤拷锟斤拷学锟斤拷锟斤拷锟斤拷确探锟斤拷锟侥伙拷锟解—锟斤拷锟斤拷证锟斤拷式锟斤拷锟斤拷2锟斤拷
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锟斤拷锟斤拷注锟斤拷锟斤拷写锟斤拷式锟斤拷锟斤拷锟斤拷锟姐。
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷习应锟矫★拷
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锟斤拷锟斤拷式锟斤拷锟斤拷锟绞★拷锟斤拷学锟斤拷思04-07
锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷式锟窖э拷锟斤拷12-12
锟斤拷锟斤拷锟斤拷锟侥伙拷锟斤拷锟斤拷锟绞★拷锟斤拷学锟斤拷锟�09-23
锟斤拷锟斤拷锟侥伙拷锟斤拷锟斤拷锟绞斤拷学锟斤拷锟�07-15
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锟剿教帮拷锟斤拷锟斤拷幕锟斤拷锟斤拷锟斤拷式锟窖э拷锟斤拷07-25