SectionB第四课时(1a-1e)Unit13We’retryingtosavetheearth.Thetrafficissoheavy.Itcausesairpollution.Sowhatshouldwedo?Weshouldn'twastewaterandelectricity.Whatshouldwedo?pollutionThetrafficissoheavy.wastewaterwasteelectricity_____stopridingincars_____recyclebooksandpaper_____turnoffthelightswhenyouleavearoom____turnofftheshowerwhileyouarewashingyourhair_____don’tusepapernapkins1a1aWhatcanwedotohelpsavetheearth?Ranktheseitemsfromtheeasiest(1)tothemostdifficult(5).Recyclingpaperisreallyeasy.Iagree.Butit’shardtostopridingincars.1b1bCompareyouranswersin1awithyourpartner.ThingsJuliaandJacktalkaboutThingsJuliaisdoingnowThingsJuliawilldointhefutureJuliaThingsJuliawouldneverdoJulia___turningoffthelights____turningofftheshower1c1cListenandcheck(√)thethingsthatJuliaandJacktalkabout.√____notusingpapernapkins____takingyourownbagswhenshopping____notridingincars____ridingabike____recyclingpaper1d1dListenagain.Check(√)thethingsthatJuliaisdoingnowthethingsshewilldointhefutureandthethingsshewouldneverdo.Wereallyshouldn’tusepapernapkins,youknow.Iknow.Istoppedusingthemlastyear.1e1eMakeaconversationusingtheinformationfromthechartabove.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。Languagepoints1.It'shard_____________(stop)driving.2.Weshouldn't_______(use)papernapkins.3.Takeyourownbagswhen__________(shop).4._______(save)endangeredanimalsisveryimportantnow.tostopuseshoppingSaving5.Myuncleisgreener.Hestopped_________papernapkinslastyear.6.Youlooktired!Youshouldstop_____yourworkandhaveagoodrelax!A.todoB.doingC.todoingusingB完成课后提升作业。书到用时方恨少，事非经过不知难。书到用时方恨少，事非经过不知难。——陆游陆游
