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,SectionB第四课时(1a-1e),Unit13Weretryingtosavetheearth.,人教版九年级下册,Thetrafficissoheavy.Itcausesairpollution.Sowhatshouldwedo?Weshouldntwastewaterandelectricity.Whatshouldwedo?,pollution,Thetrafficissoheavy.,wastewater,wasteelectricity,_stopridingincars_recyclebooksandpaper_turnoffthelightswhenyouleavearoom_turnofftheshowerwhileyouarewashingyourhair_dontusepapernapkins,1a,Whatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiest(1)tothemostdifficult(5).,Recyclingpaperisreallyeasy.,Iagree.Butitshardtostopridingincars.,1b,Compareyouranswersin1awithyourpartner.,1c,Listenandcheck()thethingsthatJuliaandJacktalkabout.,1d,Listenagain.Check()thethingsthatJuliaisdoingnowthethingsshewilldointhefutureandthethingsshewouldneverdo.,Wereallyshouldntusepapernapkins,youknow.,Iknow.Istoppedusingthemlastyear.,1e,Makeaconversationusingtheinformationfromthechartabove.Saywhatistrueforyou.,Recyclingpaperisreallyeasy.recycle作动词，意为“回收利用；再利用”，过去式为recycled，过去分词为recycled，现在分词为recycling，第三人称单数为recycles。如：Chemicalconstantlycirculateorrecycleinthesystem.化学物质在系统中不断循环或回流。ThesolereasontheRecycleBinexistsistoimplementanundofacilityfordeletedfiles.回收站存在的唯一理由就是实现文件删除的撤销工具。,Languagepoints,1.Itshard_(stop)driving.2.Weshouldnt_(use)papernapkins.3.Takeyourownbagswhen_(shop).4._(save)endangeredanimalsisveryimportantnow.,tostop,use,shopping,Saving,5.Myuncleisgreener.Hestopped_papernapkinslastyear.6.Youlooktired!Youshouldstop_yourworkandh