九年级英语上册 Unit 2 Topic 1 Pollution causes too many problems Section D教学设计 仁爱版VIP免费

九年级上仁爱版英Unit2Topic1PollutioncausestoomanyproblemsSectionD教学设计Themainactivitiesare1a和3.本课重点活动是1a和3。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwords:create,industry,rubbish,blood2.Reviewdirectspeechandindirectspeech.3.Reviewsomekindsofpollutionandtheproblemscausedbythem.Ⅱ.Teachingaids教具录音机/小黑板/图片Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:5分钟)1.(复习噪音污染，导入词汇教学。)T:Isnoiseakindofpollution?Ss:Yes.T:Whatcancausenoisepollution?S1:Themachinesinsomefactories.S2:Planes.S3:Loudpopmusic.S4:Cars.S5:Thetraffic.S6:…T:Manythingsmakingloudnoisecancausenoisepollution.Whatproblemsdoesnoisepollutioncause?S7:Noisepollutioncancausehearingloss.S8:Itmakespeoplesickorbecomedeaf.S9:Italsomakespeople’slivesuncomfortableandunpleasant.T:Yes,loudnoisecancausehighbloodpressureaswell.(教师板书新词并释义，且要求掌握blood，理解pressure。)highbloodpressureStep2Presentation第二步呈现(时间:15分钟)1.T:Noisepollutionisharmfultopeople.Butit’snottheonlyoneinourworld.Doyouknowanyotherkindsofpollution?SS:Airpollution,soilpollution,waterpollution,lightpollution,litterandsoon.(教师展示图片一。)T:Whatkindofpollutionisit?Ss:Soilpollution.T:That’sright.Whatcausessoilpollution?S1:Peopleusetoomanychemicalsintheirfields.T:Sotheydestroythesoil.(教师板书destroy并释义。)destroy(教师展示图片二。)T:Lookatthispicture.Whatkindofpollutionisit?Ss:Litter.T:Yes.There’sapileofrubbishhere.Itmakesourenvironmentdirty.(教师板书并讲解rubbish并要求掌握。)rubbishT:(指着图片的浓烟)Whatkindofpollutionisit?Ss:Airpollution.T:Yes.Whatcreatesairpollution?(板书并讲解，且要求掌握。)createSs:Burningcoal.T:Withthedevelopmentofindustry,airpollutionisbecomingmoreandmoreserious.(板书并讲解，且要求掌握industry。)industryT:Lookatthepicture.Whichkindofpollutionisit?S3:Lightpollution.T:Yes.Lookatthestrong,changeablelight.It’sbadforeyes.2.T:Fromthepictures,weknowpollutionisbadforourhealthinmanyways.Ifthereisnopollutionontheearth,whatwilltheearthbelike?(板书并讲解inmanyways)Ss:Maybeourearthwillbegreenerandmorebeautiful.②T:Yes.Weshouldprotectourplanetfromnowon.OK,let’sread1aandfillintheblankswiththewordsandphrasesabove.(学生用所给的单词和短语填空，老师与学生核对答案。)3.(1)(让学生再次阅读1a，找出重点和疑点)(2)(小组讨论交流)(3)(教师板书学生可能认为疑难的知识点，核对或解释其用法。)Step3Consolidation第三步巩固(时间:5分钟)1.(让学生再次阅读1a，然后完成1b。)T:Read1aagainandfilloutthetablein1baccordingto1a.(学生填完表格后，教师与学生一起核对答案。)2.(让学生分小组讨论。)T:There’resomanykindsofpollutionaroundus.Howcanwedealwiththem?Discussingroupsoffour.S1:Pulldownthepollutingfactories.S2:Makesomerulestostoppollution.S3:Throwtherubbishintothedustbin.S4:…(教师总结后。)T:Let’stryourbesttobegreenerpeople,OK?Ss:OK!Step4Practice第四步练习(时间:15分钟)1.(教师通过复习西山的污染来练习2b的句子。)T:(教师出示SectionA，1a中的第二幅图)Whatcanyoufindinthepicture?(让学生用所学知识发现污染，为做环保人作铺垫。)S1:Thereiswaterpollution.BThefishhasgone.S2:Thereareseveralchemicalfactoriespouringwastewaterintotheriver.S3:Thereisnoisepollution.Grannycan’tsleepwell.S4:…T:Oh,mygoodness!DoesKangkangstillwanttohavethepicnicthere?Ss:Ofcoursenot.T:DoesGrannystillwanttolivethere?Ss:No,shewillmanagetoleavethere.(复习2b)T:Nowlet’slistentothetapeof2b,andreadafterit.(教师讲解并强调这些功能用语。)2.(复习2a)T:Becaus...