资源描述：
《英语人教版九年级全册Unit13 Section A 1》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、Unit13We’retryingtosavetheearth!一、教学目标：1.语言知识目标基本词汇：litter,advantage,bottom,fisherman,coal,ugly,cost,wooden,plastic,takeaway,bin.基本词组：takepartin,turnoff,takeaction,throwaway基本句型：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.2.技能目标:能正确运用现在进行时，现在完成
2、时，被动语态，情态动词和usedto句型。3.情感目标:有环境危机意识，学会关注环境保护环境。二、教学重难点：1.教学重点：（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。2.教学难点：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。三、教学步骤:SectionA1(1a-1c)I.PresentationShowthepictureoftheearthandtellstudentstheearthispollutednow.Showthepicturesof
3、theNanliuRiverwhichisnearusandtheriverisbadlypollutednow.Thenaskstudentstodiscusshowtoprotectit.Forexample:(1)Thefactoriesthatburncoalpollutetheairwithalotofblacksmoke.(2)Factoriesputwasteintotheriver.(3)Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.Lea
4、rnsomenewwords.II.Workon1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollution_________________________________
5、_______________________________________________________________________________________________________________III.Practice1.Role-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark:Yes,butpeoplearethrowingl
6、itterintotheriver.Tony:Everyoneinthistownshouldplayapartincleaningitup!2.Makeconversationsusingthepollutionin1a.A:Theriverhasalwaysbeenthenicestriverinthistown.B:Yes,itusedtobesoclean.A:ButIwastherelastweekendandtheriverwasreallydirty.B:Whatcausedtheproblem?A:Peoplearethr
7、owinglitterintotheriver.B:Whatshouldwedo?A:Factoriesarealsoputtingwasteintotheriver.B:Yes,everyoneinthistownshouldplayapart.A:Weshouldwritetothegovernmentandaskthemtoclosedownthefactories.B:Whatelsecanwedo?A:Everyoneshouldhelptocleanuptheriver.IV.Listening1.Workon1b.Liste
8、nandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverw
