英语人教版九年级全册unit 13 Section A .ppt

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1、Unit13We'retryingtosavetheearth!SectionA11a-2dTheearthispolluted.airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.n.煤炭n.煤炭Factoriesputwasteintotheriver.waterpollutionmobilephonepollutionlitterv.乱扔n.垃圾rubbish,waste垃圾，废弃物Peopleshouldthrowawaylitterinthebin.n.垃圾箱noisepollutionTh

2、erearemorecarsontheroad.1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.noisepollution________________________________________________airpollution____________________________________________waterpollution________________________________________________

3、loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephones1bListenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullo

4、f_________.Therewerenomore______forfishermen(渔民)tocatch.reallydirtyrubbishfishWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto_________

5、_theriver.litterwastegovernmentclosedowncleanupListenagainandanswerthefollowingquestions.WhatdoesTonywanttodolaterthisafternoon?HewantstogoswimmingwithMarkintheriverlaterthisafternoon.2.Whydoesn’tMarkwanttogowithTony?Becausetheriverwasreallydirty.Eventhebottomoftheriverwasfullofrubbish,andtherewe

6、renomorefishforfishermentocatch.3.Howwastheriverinthepast?Itusedtobesoclean.Ithasbeenthenicestriverinthistown.1cRole-playtheconversationTheriverwasdirty.Eventhebottomoftheriverwasfullofrubbish.Butitusedtobesoclean!Yes,butpeoplearethrowinglitterintotheriver.Everyoneinthistownshouldplayapartinclean

7、ingitup!PracticeMakeconversationsusingthewordsin1a.Theriverhasalwaysbeenthenicestriverinthistown.Yes,itusedtobesoclean.Whatcausedtheproblem?ButIwastherelastweekendandtheriverwasreallydirty.Factoriesarealsoputtingwastei