unit-13-We're-trying-to-save-the-earth-课件ppt.ppt

unit-13-We're-trying-to-save-the-earth-课件ppt.ppt

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Unit13WearetryingTosavetheearth,Theearthispolluted.,Lead-in,pollution,waterpollution,noisepollution,airpollution,landpollution,Doyouknowthedifferentkindsofpollution?

Factoriesputwasteintotheriver.,waterpollution,noisepollution,Therearemorecarsontheroad.,airpollution,Beijingisfullofhaze.,litterv.乱扔n.垃圾Rubbish，waste垃圾，废弃物,Peopleshouldthrowawaylitterinthebin.,n.垃圾箱,landpollution,Becauseofpollution,thewaterisntcleananymore.,Becauseofpollution,ourskyisntblueanymore.,Becauseofpollution,moreandmorepeoplesufferfromcancer.,Becauseofpollution,moreandmoreanimalsdonthaveplacestolivein.,1a,Herearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.,noisepollution_cars,airpollution_,waterpollution_,loudmusic,planes,mobilephones,factories,cars,smoking,ships,factories,littering,rubbish,buildinghouses,buildinghouses,1b,Listenandcompletethesentences.,reallydirty,rubbish,fish,litter,waste,government,closedown,cleanup,Role-playtheconversation.Thenmakeyourownconversationsaboutthekindsofpollutionin1a.,1c,2a,Listentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.,A.landpollutionB.airpollutionC.noisepollutionD.waterpollution,1.Theairisbadlypollutedbecausethereare_ontheroadthesedays.2.Factoriesthatburncoalalso_theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People_thingseveryday.4.Peoplearealsolitteringin_likeparks.Thisturnsbeautifulparksintouglyplaces.,morecars,pollute,arethrowingaway,publicplaces,2b,Listenagainandcompletethesentences.,Purpose:

TraintheSslisteningabilityandteachthemmethods,Usetheinformationin2aand2btorole-playconversationsbetweenJasonandSusan.,2c,2d,Read2dandcompletethechart,Purpose:

helpSstounderstandthekeypointsofthedialogue,improvetheirreadingspeedandabilityofcooperation.,ThisisOurhometown,itusedtobe,ButnowTerriblesandstorm!

Helpsavetheearth,Wemustthinkofbetterwaytotreatourplanetinfuture.,Thinking,closedownthefactories;helptocleanuptheriver;takethebusorsubway;rideabike;bringabagtogoshopping,throwrubbishinthebin;turnoffthelightswhenyouleavearoom;usereusablebags;recyclebooksandpaper;turnofftheshowerwhenyouwashyourhair;dontusenapkins;,solutions,Writeapassageaboutdifferentkindsofpollution.,writing,Therearemainlyfourkindsofpollution.Theyareairpollution,noisepollution,waterpollutionandlandpollution.Theairispollutedbecause_.Theresalsosomenoisepollution.Therearemanycauses,suchas__.Andthewaterpollutioniscausedby_.Somelandispollutedbecause_.,Purpose:

frominputtooutput,afterlisteningandreading,itstherighttimetohavewritngpart.,Protectingenvironmentisprotectingourselves!