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1、Unit4LifeonMarsReading(I)I.TeachingaimsandlearningobjectivesBytheendofthelesson,studentsshouldbeableto:1.learnaboutwhatlifewouldbelikeonanotherplanetinthefuture;2.tellthedifferencesbetweenthelifeonMarsandthatonEarth,talkabouttheadvantagesanddisadvantag
2、esoflivingonMars,andhaveadebatecalled“LifeonMarswillbebetterthanthatonEarth”;3.developtheirabilitiesofreading,likeguessingthewordmeaningsfromthecontext;4.beengagedinclassactivitiesactivelyandimprovetheirabilityofcriticalthinking.II.Teachingcontents1.Ne
3、wwordsandphrases:planet,crowded,polluted,rapid,increase,passenger,uncomfortable,oxygen,tasty,specially,float,compare,interplanetary,network,challenging,rapidly,alloveragain,ata/thespeedof,intheformof,compareto/with2.Newstructures:Foodwouldmostprobablyi
4、ntheformofpillsandwouldnotbesotasty.ThegravityonMarsisonlyaboutthree-eighthsofthatontheEarth.ComparedwithlifeontheEarth,peoplewouldhavemorespace.III.Focusofthelessonandpredictedareaofdifficulty1.Learnaboutwhatlifewouldbelikeonanotherplanetinthefuture.2
5、.TalkabouttheadvantagesanddisadvantagesoflivingonMarsandEarth.IV.TeachingproceduresStep1Pre-reading1.FreetalkT:DoyouknowanythingaboutMars?S:…T:MarsisthenearesttoEarth.ThesurfaceofMarsisalittlelikethesurfaceofEarth.WecanbuildabetterworldonMarsinthefutur
6、e.DoyouwanttoliveonMars?MaybeyouwillbethefirstsettlersonMarsifyou’reluckyenough.【设计意图：激活学生的背景知识，为导入火星上的生活做好铺垫。】2.PredictingBrainstorming：ImaginewhatlifewillbelikeonMars.T:WhatwilllifebelikeonMars?S:…FoodclothesTransportLifeonMarshome…schoolT:Youhavewon
7、derfulimagination.Danielwantstofindoutmoreaboutlifeinspaceinthefuturetoo.Look,hehasfoundanarticlebyafamousscientistwhothinkshumanscouldliveonMarsbythenextcentury.Doyouwanttoreadit?【设计意图：在阅读文本前，充分发挥学生的想象，激发学生的阅读兴趣，引导学生对文本内容进行预测和思考，读前有效的预测能使学生成为积极的阅读者。】S
8、tep2While-reading1.TaskOne:SkimthetextandgetthemainideaofthetextDividethetextintofourpartsandgetthemainideaofeachpart.Part1Para1ProblemsonEarthPart2Paras2-4LifeonMarsinsomewaysPart3Paras5-6AdvantagesoflifeonMarsPart4Para7Conclusion【设计意图
