九年级英语下册 unit 4 life on mars reading导学案（新版）牛津版

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1、LifeonMars班级__________姓名__________学号__________【学习目标】知识点词汇：单词见词汇表P80；词组见课前预习翻译词组。句型：1.Ourownplanet,theearth,isbecomingmoreandmorecrowdedandpollutedbecauseoftherapidincreaseinpopulation.2.Atpresent,ourspacecraftaretooslowtocarrylargenumbersofpassengerstoMar

2、s—itwouldtakemonths.3.Moreover,scientistsarenotsurewhetherplantscouldgrowonMars.4.Also,robotswoulddomostoftheirworksothattheycouldhavemoretimetorelax.重难点1.ComparedwithlifeonEarth,lifeonMarswouldbebetterinmanyways.(L23)词汇理解：ComparedwithlifeonEarth做状语与三年前相比

3、，她的英语水平有了很大提高。2.Everystudentwillhaveacomputerathomeconnectedtoaninterplanetarynetwork.词汇理解：connectvi.连接；把……联系起来这是过去分词做后置定语Thehighway(connect)thecitytothecountryisofgreathelptopeople.3.Ourownplanet,theearth,isbecomingmoreandmorecrowdedandpollutedbecauseoft

4、herapidincreaseinpopulation.词汇理解：population:集合名词，可以有冠词a，但无复数变化。作主语时，若表示整体概念，谓语动词用单数；若表示个体概念，谓语动词用复数。中国的人口增长很快。ThepopulationofChina(increase)fast.这里三分之一的人口是工人。One-thirdofthepopulationhere(be)workers.注意：北京的人口是多少？中国的人口比美国多。【课前预习】读一读熟读课文找一找翻译词组1.由于人口的快速增长____

5、____________2.以光的速度_________________________3.八分之三___________________4.变得越来越拥挤______________________5.在火星上建立一个更好的世界_________________6.以药片的形式__________7.和星际网络相连的电脑___________8.被专门设计____________9.随着技术的发展___________________10.住在有着巨大的舒服的房间的房子里________________

6、____试一试1.Thecomputer__________(connect)tothenetworkismadeinJapan.2.Imadethiscard______________(special)foryourbirthday.3.Thefoodcookedbymymotheris______________(taste)thananythingelse.4.It’ssucha_________(crowd)roomthatIcanhardlygetin.【课堂活动】1．Listentother

7、ecordingandanswerquestions.2.Learnsomelanguagepoints.3.Discussion:IsitgoodorbadtoliveonMars?【学习检测】一、词汇1.Theriverisso________(被污染的)thatthewaterisallblackandsmellsterrible.2.Thedininghallisvery________(拥挤的)atmealtime.3.Marsisoneofthe_________(行星)inthesolars

8、ystem(太阳系).4._______(迅速的)learning:Learntospeakanewlanguagein12weeks!5.Luckily,neitherthedrivernorthe___________(乘客)werehurtintheaccident.6.Whenwe_________(比较)westernculturewithChineseculture,you’llfindmanydifference