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时间:2020-06-29
《九年级英语上册 Unit 2 Saving the Earth Topic 2 Section C导学案(新版)仁爱版.doc》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、Unit2SavingtheEarthTopic2SectionC一、教学目标1、Teachingandlearningaimsanddemands.①Newwordsandphrases.takeaway__________oxygen//__________,__________hole//__________,__________ozonelayer//__________radiation//__________,__________directly//__________,__________carbondioxide//__________
2、,__________form//__________,__________blanket//__________,__________escape//__________,__________rise//__________,__________thegreenhouseeffect__________refer//to__________②Talkingaboutthecauseandeffect.IndefinitePronounandAdverb.2、Teachingandlearningdifficultpoints.①Toomuchharm
3、fulradiationfromthesunpassesthroughtheholeandreachestheearthdirectly.翻译:________________________________________②Itcausestheleveloftheoceanstoriseandtheclimateoftheearthtochange.翻译:__________________________________________________二、自主预习:1、翻译:在此期间全世界雨下得很大风刮得厉害土壤流失一种特殊的叫臭氧的氧对……重要
4、对某人来说做某事很重要太多有害射线穿过这个洞走过街道构成一条环绕地球的毯子温室效应引起海平面上升引起地球气候变化2、ChoosesuitabletitleforParagraphs2—6.Thenwriteitdowninfrontofeachparagraph.A、TrafficpollutionB、FactorypollutionC、FewertreesD、TheOzoneholeE、Morecarbondioxide三、合作探究1、Whenitrainsorwhenthewindblows,theearthistakenaway.Toomuchh
5、armfulradiationreachestheearthdirectly.这两句中的earth是指同一事物吗?如果不是,第一句中的earth指__________,第二句中的earth指__________。earth着重指与天空相对的“土地”,还泛指泥土;soil主要指用于种植庄稼的“土壤”;ground主要指大地表面;land着重指与河湖、海洋相对的陆地。翻译:⑴把树放进坑里,然后用土重新将坑填满。______________________________________________________________⑵日光、空气、水分和土壤
6、对植物生长不可或缺。______________________________________________________________⑶那个包掉到地上了。______________________________________________________________⑷大片的良田消失了。______________________________________________________________2、Somethingswehavedoneareverygoodfortheearthwhileothersarebad.句
7、中while__________(词性)__________(意思)相当于_______________.IwaswatchingTVwhilemymotherwasreadingnovelslastnight.此句中while__________(词性)__________(意思)翻译:⑴他是工人而我是教师。______________________________________________________________⑵下雨的时候,他在操场上跑步。______________________________________________
8、________________3、Skim1a,thentrytofinish1b.Play
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