高二英语人教版选修6课件：unit 4 reading task .ppt

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1、人教课标高二选修6Unit4Unit4GlobalwarmingCleanupyourbuttsandbags1.Whatisthemainpointofview?Themainpointofviewtobecircled:Allsortsofitemsbecomelitter,buttwoofthemostcommonandmostdangerousarecigarettebuttsandplasticbags.ReadTom’sessayaboutlitterandfinishthetasksbelow.2

2、.FindouttheevidenceTomgivestosupporthisargumentthatcigarettebuttsareanenvironmentalproblem.TheevidenceaboutcigarettebuttsTomgivestosupporthisargumenttobeunderlined:Over1,600billioncigarettesaresmokedeachyearinChina…thetoxicchemicalsadduptoagreatamount.3.Find

3、outtheevidenceTomgivestosupporthisargumentthatplasticbagsareanenvironmentalproblem.TheevidenceaboutplasticbagsTomgivestosupporthisargumenttobeboxed:Theyaremadefrom…tokillanotheranimal.4NumbereachofTom’ssolutions:1)Putcigarettebuttsintherubbishbin.2)Nottoletp

4、lasticbagsbecomelitter.3)Usefewerplasticbagsandrecyclethem4)Nottosmoke.5)NotuseplasticbagsatallReadtheessayagainandmakenotesinthetable.FirstParagraphPointofviewLitterisaseriousenvironmentalproblemSecondParagraphFirstpointoftheargument;EvidenceCigarettebuttsa

5、resmallbutarestillbadfortheenvironment.1.Over1,600billioncigarettesaresmokedeachyearinChina.Manyofthebuttsbecomelitter.SecondParagraph2.4.5trillionbuttsarelitteredeveryyearintheworld.3.Buttsspoilthebeautyoftheenvironment4.Buttscontaintoxicchemicals.Thesegeti

6、ntothewatersupply.Thesedecreasethequalityofthewaterandendangerlivingthings.5.Buttstakeupto5yearstobreakdown,sothetoxicchemicalsadduptoagreatamount.ThirdParagraphSecondpointoftheargumentPlasticbagsareadangertotheenvironment.ThirdParagraphEvidence1.Plasticbags

7、aremadefromnon-renewableresources.Iftheyarenotrecycled,theseresourcesarelosttous.2.InChina,2billionplasticbagsareusedeveryday.Manyofthesebecomelitter.ThirdParagraph3.Plasticbagslastfrom20to1000yearsintheenvironment.4.Theycantravellongdistancesintheairandwate

8、r.Theyareinrivers,parks,beachesandoceans.5.Plasticbagskilluptoonemillionseabirds,100,000seamammalsandcountlessfisheachyearworldwide.ThirdParagraph6.Aftertheanimalbreaksdown,theplasticbagbecomesf