气候变迁和低碳生活课件.ppt

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1、Unit2Unit2TheenvironmentTheworldclimatehasbeenchanginginrecentyears.globalwarming(全球变暖)carbondioxide(co2)Causes(起因)humanactivitiescarsandothervehicleselectricalpowerplantsfactoriesWhatshouldwedotoreduceco2intheair?ridebicyclesTurnoffthelightswhenoutp

2、lanttreesListentotherecordingofthetextandtrytogetthemainideaofeachparagraph(payattentiontothetopicsentence.)1.Theworldclimatechangeanditscauses.2.Youshouldwalk,useabicycleortakepublictransportwhenpossible.3.Youshoulduseaslittleenergyaspossible.4.Youc

3、anplanttrees.Whichofthefollowingdiagrams(示意图)showstherightstructure(结构)ofthetext?①A②③BCD④①②③④①②③④①②③④1.Thereisnodoubtthat…1.recent2.blamesthonsbblamesbforsth2.dioxide3.breathe4.activity4.letoff5.vehicle5.petrol6.electrical6.fuel7.electricity7.consume

4、adj.最近的，新近的毫无疑问…把某事归咎于某人因为某事而责怪某人n.二氧化物v.呼吸n.活动n.交通工具，车辆排放；放（烟花等）n.汽油adj.电的，用电的，发电的n.燃料n.电vt.消耗，耗费根据课文第一段的内容填空。Toomuchcarbondioxidehascausedtheworld_____________inrecentyears.climatechangeCauses(起因)1.Animalsandhumansproducecarbondioxidewhenthey______

5、__.2.Manyotherhumanactivitiesalso________carbongases.3.________fuelsandotherthingsgivesoffcarbondioxide,toobreatheletoffBurning9.solve12.travel12.distance12.inthiscase12.transport13.theunderground13.private14.alonevt.解决n/v旅行；行进n.距离在这种情况下n.交通工具，运输车辆n.

6、地铁adj.私人的，私用的adv.单独，独自根据课文第二段的内容，判断下列说法是正确的还是错误的。（TrueorFalse）1.Ifyouwanttolivealow-carbonlife,trytowalkoruseabicyclewhenpossible.2.Thecarbonweproducewhenwebreatheismuchlessthanthatproducedbyacar.3.Whenwetravellongdistances,weshouldtakeaprivatecarrat

7、herthanpublictransport.TTF16.energy16.turnoff17.inuse19.particularinparticular19.metal19.product19.require20.throwawayn.能源，能量关掉，截断（电流，煤气，水等）在使用中adj.特别的，格外的n.金属n.产品vt.需要扔掉尤其，特别，格外Choosetheanswertoeachquestion.1.Whichofthefollowingsentenceisnottrueifyo

8、uwanttorealizealow-carbonlife?A.TurnoffthelightsbeforeyougooutB.RecyclesomemetalproductsC.LeavethecomputersonwhenthereisnobodyintheofficeD.Trytousethedoublesidesofapieceofpaper2.Whyisitimportanttorecycleasmuchaspossible?A.Becauserecycledthingsaremore