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1、2019-2020年九年级英语上册《Unit2SavingtheEarth》Topic1SectionA教案仁爱版Themainactivitiesare1a,1band3a.本课重点活动是1a、1b和3a。Ⅰ.Teachingaimsanddemands教学目标1.Learnsomenewwordsandphrases:bee,mygoodness,waste,stream,breathe,beharmfulto,influence2.Learnsomeusefulsentences:(1)Oh,mygoodness!(2)Look,
2、thereareseveralchemicalfactoriespouringwastewaterintothestream.3.Learndirectspeechandindirectspeech:(1)Kangkangsaidthatitwasabeautifulplacewithflowersandgrass.(2)Kangkangsaidthattheflowersandgrasshadgone.4.Learnandtalkaboutdifferentkindsofpollution:(1)Airpollutionmakespe
3、oplesick.(2)Lightpollutionisharmfultooureyes.(3)Litterinfluencesourenvironment.Ⅱ.Teachingaids教具幻灯片/小黑板/录音机/图片Ⅲ.Five-fingerTeachingPlan五指教学方案Step1Review第一步复习(时间:3分钟)回顾第一单元有关家乡变化的内容,运用现在完成时态,导入新课。(通过对第一单元的复习,导入被污染的西山景象。)T:Lastunit,wehavelearnedsomechangesinourhometown.Cany
4、ousaysome?S1:Theroadsarewider.S2:Thebuildingsarehigherandhigher.S3:Thelivingconditionshaveimproved…S4:…T:Yes.Manychangeshavehappenedinourhometown.Let’slookatthetwopicturesabouttheWestHillanddiscussthechangesbetweenthem.Step2Presentation第二步呈现(时间:15分钟)通过比较1a的两幅图画的差异,展开对话,学
5、习部分生词,呈现1a。1.(利用幻灯片展示1a中的两幅图,师生问答。)T:Arethereanydifferencesbetweenthem?Ss:Yes.T:Let’slookatPicture1.Whatcanyousee?S1:Icanseesomeflowersandgrass.S2:Icanseesomebutterfliesdancing.T:Yes,therearesomebutterfliesdancing.(板书并要求学生掌握。)thereis/are…doingsth.T:Whatelsecanyousee?S3:I
6、canseearabbit.S4:Icanseesomehouses.S5:…T:(指着蜜蜂。)What’sit?Ss:蜜蜂。T:It’sabee.Thereisabeeflying.(板书并要求学生掌握。)beeT:(指着小溪。)What’sit?Ss:小溪。T:It’sastream.Andtherearesomefishesswimminginthestream.(板书并要求学生掌握。)streamT:WeknowtheWestHillwasabeautifulplace.LookatPicture2.Oh,mygoodness!
7、WhathashappenedtotheWestHill?(板书并要求学生掌握。)mygoodnessS6:Therabbithasdisappeared.S7:Thefishhavedied.S8:Thetreeshavedied.S9:Therearenoflowers,butterflies,grass,andsoon.S10:Therearesomefactories.T:(指着工厂。)Yes,thereareseveralfactories.Theyarechemicalfactories.(板书并要求学生理解。)chemic
8、alT:(指着工厂冒的黑烟,并捂住鼻子做呼吸困难状。)Theyaremakingmuchsmoke.Itcancausebreathingproblems.(板书并要求学生掌握。)breatheT:(指着排