unit 2 the environment reading 导学案 2

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1、Unit2TheEnvironmentReading导学案2课题M5Unit2Reading1课时2备课人审核人授课人教学目标TolearnthelanguagepointsinthereadingpassageandthereforeenlargeSs’vocabulary教学重点Survivedebatecommentvoicelay许多表达法倍数表达法教学难点许多表达法倍数表达法教学手段Multimediaandablackboardanddictionaries教学过程交流展示Wordextension1.economy_______

2、__(adj.)______________(经济学家)2.environment__________(adj.)_____________(环境保护专家)3.preservation____________(vt.)4.poisonous_______________(n.)5.benefit_____________(adj.)6.responsible____________(n.)7.stable______________(n.)8.effective___________(n.)--________(vt.)9.destructi

3、on____________(vs.)10.disappoint_______________(n.)时间5分钟学生活动复习及拓展词汇预期目标巩固词汇运用效果反馈互动探究TheteachershelptheSstolearnkeywordsandphrases1.debate⑴vt.&vi辩论，争论搭配：debate(about)sth.withsb.debatewh-+tododebatewithoneself独自考虑，心中盘算⑵n.辩论，争论underdebate正在辩论中拓展：beyonddebate无可争辩openadebate展开争

4、辩holdadebate举行争辩awarmdebate激烈的争辩2.layvt.产卵，下蛋，放置，摆放(laid，laid)lie(撒谎)----lied---liedlie(平躺)---lay---lain拓展：layaside把----放在一边，储存(某物)待用layoff解雇(工人)layout摊开，摆出3.approach⑴vt&vi接近，靠近，着手处理⑵n.[u]靠近，临近[c]通路，入口，方法，途径(常和介词to连用)拓展：makeapproachestosb.设法接近……approachsb.on/aboutsth.为……与打…

5、…交道时间15分钟beeasyofapproach(人)容易接近；(地方)容易到达，交通方便4.Sentencetranslation关于“许多”的用法见下表：Cn.many，manya，agoodmany，alargenumberofnumbersofUn.much，agreatdealof，alargeamountof，largeamountsofCn.&Un.plentyof，alotof，lotsof，alargequantityof，largequantitiesof，amassof，massesofeg：1.Theyoungdan

6、cerslookedsocharmingintheirbeautifulclothesthatwetook_____picturesofthem.A.manyofB.massesofC.thenumberofD.alargeamountof2.Asaresultofdestroyingtheforests，alarge______ofdesert_______hascoveredtheland.number；hasB.quantity；hasC.number；haveD.quantity；have学生活动1.回答提问，在教师帮助下了解运用2.

7、自己查字典了解基本运用3.小组探讨拓展运用预期目标掌握词汇运用迁移应用1.Multiplechoices2.Readingcomprehension3.Writing1．Ataroughestimate，Nigeriais_________GreatBritain.A.threetimesthesizeasB.thesizethreetimesofC.threetimesasthesizeofD.threetimesthesizeof2．Whatatable！I’veneverseensuchathingbefore.Itis____itis

8、long.A.halfnotaswideasB.widenotashalfasC.nothalfaswideasD.aswideasnothalf3.Itisrep