高二英语人教版选修6课件Unit4Readingtask

人教课标高二选修6Unit41.Whatisthemainpointofview?Themainpointofviewtobecircled:Allsortsofitemsbecomelitter,buttwoofthemostcommonandmostdangerousarecigarettebuttsandplasticbags.ReadTom’sessayaboutlitterandfinishthetasksbelow.2.FindouttheevidenceTomgivestosupporthisargumentthatcigarettebuttsareanenvironmentalproblem.TheevidenceaboutcigarettebuttsTomgivestosupporthisargumenttobeunderlined:Over1,600billioncigarettesaresmokedeachyearinChina…thetoxicchemicalsadduptoagreatamount.3.FindouttheevidenceTomgivestosupporthisargumentthatplasticbagsareanenvironmentalproblem.TheevidenceaboutplasticbagsTomgivestosupporthisargumenttobeboxed:Theyaremadefrom…tokillanotheranimal.4NumbereachofTom’ssolutions:1)Putcigarettebuttsintherubbishbin.2)Nottoletplasticbagsbecomelitter.3)Usefewerplasticbagsandrecyclethem4)Nottosmoke.5)NotuseplasticbagsatallReadtheessayagainandmakenotesinthetable.FirstParagraphPointofviewLitterisaseriousenvironmentalproblemSecondParagraphFirstpointoftheargument;EvidenceCigarettebuttsaresmallbutarestillbadfortheenvironment.1.Over1,600billioncigarettesaresmokedeachyearinChina.Manyofthebuttsbecomelitter.SecondParagraph2.4.5trillionbuttsarelitteredeveryyearintheworld.3.Buttsspoilthebeautyoftheenvironment4.Buttscontaintoxicchemicals.Thesegetintothewatersupply.Thesedecreasethequalityofthewaterandendangerlivingthings.5.Buttstakeupto5yearstobreakdown,sothetoxicchemicalsadduptoagreatamount.ThirdParagraphSecondpointoftheargumentPlasticbagsareadangertotheenvironment.ThirdParagraphEvidence1.Plasticbagsaremadefromnon-renewableresources.Iftheyarenotrecycled,theseresourcesarelosttous.2.InChina,2billionplasticbagsareusedeveryday.Manyofthesebecomelitter.ThirdParagraph3.Plasticbagslastfrom20to1000yearsintheenvironment.4.Theycantravellongdistancesintheairandwater.Theyareinrivers,parks,beachesandoceans.5.Plasticbagskilluptoonemillionseabirds,100,000seamammalsandcountlessfisheachyearworldwide.ThirdParagraph6.Aftertheanimalbreaksdown,theplasticbagbecomesfreeandcankillanotheranimal.FourthParagraphPointofviewTheenvironmentwouldbelesspollutedifwecleanedupcigarettebuttsandplasticbags.Thebestsolutionwouldbenottosmokeoruseplasticbagsatall.