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1、Unit13We’retryingtosavetheearth!SectionA1a—2dTeachingAims：1.KnowledgeObjectsKeywords：litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin,shark,fin,method,cruel.Harmful,chain,ecosystem,industry,law,scientific,afford,reusable,transportation,recycle,napkin,upside,
2、gate,bottle,president,inspiration,iron,work,metal,creativity,KeyPhrases：togooduse,pull…down,bringbackSentencePatterns：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.Noscientificstudieshaveshowedthatsharkfinsaregoodforhealth.Weshouldhelpsavethesharks.2.AbilityOb
3、jects:能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。3.MoralObjects:Learntoprotectourenvironment.TeachingImportantPoints：1.能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。2.保护环境的措施方法。TeachingImportantPoints:能正确运用现在进行时，现在完成时，被动语态，情态动词和usedto句型。TeachingProcedures:I.PresentationLetstudentsenjoyashortvideoabouta
4、irpollution.Thendiscussthreequestions.1.Whatdoestheshortvideomainlytalkabout?2.Doestheairpollutionbadlyinfluenceourenvironment?3.Doyoudoanythingtoprotectourenvironment?II.LearningHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrub
5、bishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollution________________________________________________________________________________________________________________________________________________Keys :noisepollutionloudmusicplanesm
6、obilephonesbuildinghousesairpollutionfactoriessmokingcarsbuildinghouseswaterpollutionshipsrubbishlitteringfactoriesIII.Listening1.1bListenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民
7、)tocatch.Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.Keys:reallydirtyrubbishfishlitterwastegovernme
