英语人教版九年级全册Unit 13( 1a-1c

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1、Unit13We’retryingtosavetheearth!SectionA1(1a-1c)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,shark,fin.基本句型：We’retryingtosavetheearth!Theriverusedtobesoclean.Theairisbadlypolluted.2.技能目标:能正确运用现在进行时，现在完成时

2、，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:I.PresentationShowthepictureoftheearthandtellstudentstheearthispollutednow.Forexample:(1)The

3、factoriesthatburncoalpollutetheairwithalotofblacksmoke.(2)Factoriesputwasteintotheriver.(3)Peopleshouldthrowawaylitterinthebin.(4)Therearemorecarsontheroad.II.LearningHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewor

4、ds.loudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonesnoisepollutionairpollutionwaterpollution__________________________________________________________________________________________________________________________________

5、______________Keys :noisepollutionloudmusicplanesmobilephonesbuildinghousesairpollutionfactoriessmokingcarsbuildinghouseswaterpollutionshipsrubbishlitteringfactoriesIII.Listening1.1bListenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.

6、Eventhebottom(底部)oftheriverwasfullof________.Therewerenomore______forfishermen(渔民)tocatch.Whatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemt

7、o___________thefactories.Everyoneshouldhelpto__________theriver.Keys:reallydirtyrubbishfishlitterwastegovernmentclosedowncleanup2.Listenagainandcheck(√)thesentencesyouhear.2·1·c·n·j·y1)Wecouldgofishingintheriver.2)Theriverwasreallydirty.3)Theriverhasalway

8、sbeenthenicestriverinthistown.【出处：21教育名师】4)Weshouldasktheteachersforhelp.Keys:23IV.Practice1.Role-playtheconversationin1c.Mark:Theriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Tony:Butitusedtobesoclean!Mark: