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ID:37436625
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时间:2019-05-23
《仁爱英语九年级上册U2T2SC的教学设计》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、Unit2SavingtheEarthTopic2Alltheseproblemsareveryserious.SectionCThemainactivityis1a.本课重点活动是1a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandphrases:onearth,period,millionsof,takeaway,rise,level,referto2.Learnsomeusefulsentences:(1)Whenitrainsorwhenthewindblows,the
2、earthistakenaway.(2)Theheatfromthesuncan’tescapesothetemperatureisrising.3.Learntotalkabouttheharmofpollution:(1)Forestshavebecomedeserts,somoreandmoresortsofanimalsandplantsaredisappearing.(2)Asaresult,manyriversandlakesarenowdead.(3)Toomuchharmfulradiationfromthesun
3、passesthroughtheholeandreachestheearthdirectly.(4)Itcausestheleveloftheoceanstoriseandtheclimateoftheearthtochange.4.Developthestudents’senseofenvironmentalprotection.Ⅱ.Teachingaids教具图片/小黑板Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:4分钟)通过检查作业,引导学生开拓思维,提出保护环境和水
4、资源的具体措施,复习不定代词和副词。为学习新词汇作准备。(检查作业,并找学生汇报结果,引导学生如何保护水资源。)T:Howdoyouprotectourenvironmentandsavewater?S1:Everyoneshouldplantmoretrees.S2:Weshoulddoeverythingwecantosavewater.S3:Everybodyshouldknowtheimportanceofforests.·5·`S4:Passlawsagainstwaterpollution.S5:Collectandr
5、eusewastewater.…Step2Presentation第二步呈现(时间:18分钟)教师通过日常对话,借助1a中的图片,创设情景,导入新课,呈现新的词汇。1.(教师由日常对话,引出本课话题,呈现部分新词汇。)T:What’stheweatherliketoday?Ss:It’s…T:Asweknow,Beijingoftenhassandstormsinspring.Whatcausesthebadweather?Ss:Cuttingdowntoomanytrees.(展示1a第二幅图画。)T:Yes.Alloverth
6、eworld,peoplehavecutdownmillionsoftrees.Andtreesbecomefewerandfewer.(板书并要求学生掌握。)millionsofT:Cuttingdowntoomanytreescausesthebadweather.Howcantreesaffecttheweather?S1:Theycankeepwaterfromrunningaway.S2:Theycanstop…S3:…T:Yes.Treescanstopthewindandwaterfromtakingtheearth
7、away.(板书并要求学生掌握。)TakeawayT:Anythingelse?Ss:(允许学生用汉语回答。)树能吸收二氧化碳并释放氧气。T:That’sright.Treescanbreatheincarbondioxideandbreatheoutoxygen.(板书并要求学生理解。)carbondioxide:CO2oxygen:O2T:WheredoesCO2comefrom?S4:Animals’breathing.S5:Burningoil.Forexample,carsandbuses.T:Yes.Theyhavep
8、ollutedtheair.Carbondioxideintheairhasincreasedalot.Thishasformeda“blanket”aroundtheearth.(展示1a第五幅图。)Pleaselookatthepicture.
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