九年级英语下册 Unit 4 Life on Mars Reading教案 （新版）牛津版-（新版）牛津版初中九年级下册英语教案VIP专享VIP免费

Unit4ReadingALearningAims知识目标：Tounderstandthecontextofafuturelifeonanotherplanet.能力目标：TorecognizeandunderstandvocabularyaboutlifeonMars.TorecognizeandlistdifferencesbetweenlifeonEarthandlifeonMars.情感目标ToarousetheSs’awarenessofmisery.MainpointsanddifficultpointsLearnvocabularyaboutlifeonMars.RecognizeandlistdifferencesbetweenlifeonEarthandlifeonMars.Learningprocedures:1.自学展示词组翻译:(1)难以想象(2)到2100年(3)目前(4)变得越来越拥挤，污染(5)以光速的一半(6)八分之三的(7)使许多人感觉不舒服(8)漂浮在太空2.探究学习Step1:LeadinginWeallknowthatweliveontheearth.Butourearthistoocrowded.Canweliveonadifferentplanet?Ifcan,whichplanetcanweliveon?Andwhy?Step2:Readthepassageonpage52topage53quicklyandfindouttheanswerstothefollowingquestions:BywhichyearwillweliveontheplanetMars?(Bytheyear2100)WilllifeonMarsbebetterthanlifeonEarth?(Yes)Foodwillbethesame,right?(No)Step3:Readparagraph1andanswerthefollowingquestions:Whatishappeningtoourplanet,Earth?Howcanwesolvetheproblem?Readparagraph2andanswerthefollowingquestions:HowlongdoesittaketoflytoMarsatpresent?Howaboutbytheyear2100?Whysofast?ReadthethirdparagraphandanswerthefollowingquestionsWhatdohumansneediftheywanttosurvive?Whatwillplantsproduce?Isitsurethattheseplantscouldproducewater?ReadthefourthparagraphandanswerthefollowingquestionsWhywillgravitybeaproblemonMars?Thebootswon’tbecomeveryfashionable,willthey?Readparagraph5thenanswerthefollowingquestions:Whywillpeoplehavemoretimefortheirhobbies?Readparagraph6thenanswerthefollowingquestions:WilltherebeschoolsonMars?Wherecanstudentsstudy,anddotheirhomework?Whatwilleverystudenthaveathome?Step4.PleasereadthepassageagainthendoexerciseB3onpage55.4．当堂练习1.Ourownplanet,theEarth,isbecomingmoreandmorecrowdedandpollutedbecauseofrapidincreaseinpopulation.(moreandmore越来越…)e.g.1)南京正变得越来越美Nanjing.2)这种长筒靴可能会变得越来越时髦。Thebootswillprobablybecome.2.OurspacecraftaretooslowtocarrylargenumbersofpeopletoMars.(注意alargenumberof和thenumberof的区别)e.g.我们学校学生的数量有2300人。thestudentsinourschool2300.教后记：