英语人教版九年级全册unit13 sectionA 课件.ppt

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1、Unit13Unit13We'retryingtosavetheearth!SectionA11a-2dTheearthispolluted.airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.n.煤炭Factoriesputwasteintotheriver.waterpollutionmobilephonepollutionlitterv.乱扔n.垃圾rubbishwaste垃圾，废弃物Peopleshouldthrowawaylitterintheb

2、in.n.垃圾箱noisepollutionTherearemorecarsontheroad.1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.noisepollution________________________________________________airpollution____________________________________________waterpollution_

3、_______________________________________________loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1bListenandcompletethesentences.Whatwast

4、heproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof_________.Therewerenomore______forfishermen(渔民)tocatch.reallydirtyrubbishfishWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?We

5、shouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.litterwastegovernmentclosedowncleanupListenagainandanswerthefollowingquestions.WhatdoesTonywanttodolaterthisafternoon?HewantstogoswimmingwithMarkintheriverlaterthisafterno

6、on.2.Whydoesn’tMarkwanttogowithTony?Becausetheriverwasreallydirty.Eventhebottomoftheriverwasfullofrubbish,andtherewerenomorefishforfishermentocatch.3.Howwastheriverinthepast?Itusedtobesoclean.Ithasbeenthenicestriverinthistown.1cRole-playtheconversationTheriverwasdirty.Event

7、hebottomoftheriverwasfullofrubbish.Butitusedtobesoclean!Yes,butpeoplearethrowinglitterintotheriver.Everyoneinthistownshouldplayapartincleaningitup!PracticeMakeconversationsusingthewordsin1a.Theriverhasalwaysbeenthenicestriverinthistown.Yes,itusedtobesoclean.Whatcausedthepro

8、blem?ButIwastherelastweekendandtheriverwasreallydirty.Factoriesarealsoputtingwaste