Unit13Wearetryingtosavetheearth.Theearthispolluted.Therearedifferentkindsofpollution.Whatarethey?airpollutionThefactoriesthatburncoalpollutetheairwithalotofblacksmoke.n.煤炭Factoriesputwasteintotheriver.waterpollutionnoisepollutionTherearemorecarsontheroad.litterv.乱扔n.垃圾rubbish/waste垃圾,废弃物Peopleshouldthrowthingsinthebin.n.垃圾箱landpollution1aHerearesomewordsrelatedtodifferentkindsofpollution.Writethemintheboxbelow.Thenaddmorewords.noisepollution________________________________________________airpollution____________________________________________waterpollution________________________________________________loudmusicplanesmobilephonesfactoriescarssmokingshipsfactorieslitteringrubbishbuildinghousesbuildinghousesloudmusiccarsrubbishplaneslitteringshipsfactoriessmokingbuildinghousesmobilephonescarsHelpsavetheearthWemustthinkofbetterwaystosaveourplanet.Whenyoudrinkacanofcola,Whatdoyoudo?Youthrowawaythecans.That’sbadfortheearth.Yourecyclethecans.That’sgoodfortheearth.Therearealotofoldnewspapersatyourhome.Whatdoyoudo?Youthrowoldnewspapersaway.Youwastepaper.That’sbadfortheearth.Yourecycleoldnewspapers.Yousavepaper.That’sgoodfortheearth.Yougoshopping.Whatdoyoudo?Youusealotofnewplasticbags.That’sbadfortheearth.Youuseyourownbag.That’sgoodfortheearth.Whenyouwriteonapieceofpaper,whatdoyoudo?Youusepaperononesideonly.That’sbadfortheearth.Youusepaperonbothsides.That’sgoodfortheearth.•closedownthefactories•helptocleanuptheriver•takethebusorsubway•rideabike•bringabagtogoshopping•throwrubbishinthebins•turnoffthelightswhenyouleavearoom•usereusablebags•recyclebooksandpaper•turnofftheshowerwhenyouwashyourhair•don'tusepapernapkins1bListenandcompletethesentences.Whatwastheproblem?Theriverwas_____________.Eventhebottom(底部)oftheriverwasfullof_________.Therewerenomore______forfishermentocatch.reallydirtyrubbishfishWhatcausedtheproblem?Peoplearethrowing_______intotheriver.Factoriesareputting______intotheriver.Howshouldtheproblembesolved?Weshouldwritetothe____________andaskthemto___________thefactories.Everyoneshouldhelpto__________theriver.litterwastegovernmentclosedowncleanup2aListentotheinterview.CirclethekindsofpollutionthatJasonandSusantalkabout.A.landpollutionB.airpollutionC.noisepollutionD.waterpollution1.Theairisbadlypollutedbecausethereare________ontheroadthesedays.2.Factoriesthatburncoalalso______theairwithalotofblacksmoke.3.Thereisalsotoomuchrubbishandwaste.People___________________thingseveryday.4.Peoplearealsolitteringin____________likeparks.Thisturnsbeautifulparksintouglyplaces.morecarspollutearethrowingawaypublicplaces2bListenagainandcompletethesentences.2dRole-playtheconversation.Completethechart.ProblemsSolvingproblemsairpollutionwastepollutionwooden(木头的)chopsticksorplasticforksrubbishtakethebus,subwayorrideabikeinsteadofdriving.bringabagtogoshopping.usechopsticksorforksathome.throwrubbishinthebins.根据句意用take,spend,pay或cost的适当形式填空。1.Thatnewcar________themlotsofmoney.2.Mona__________50yuanonthebooksjustnow.3.Itusually_______meanhourtodomyhomework.costspenttakes4.Youshould__________sometimepractisingyourpronunciation.5.Mybrother_______6,000yuanforthenewcomputeryesterday.spendpaid