高中英语 选修六 4.6《Unit 4　Writing》课件.ppt

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1、新课标人教版课件系列《高中英语》选修(模块）6-4.6WritingREADINGTASKAnswerkeyforExercise1:Twoofthemostcommonanddangerouslitter:cigarettebuttsandplasticbags.Cigarettebuttsaresmallbutbadfortheenvironment:over1,600billioncigarettesaresmokedeachyearandlargequantitiesofbuttsarethrownaway;Buttscontaintoxicchemic

2、als;Decreasethequalityofwater;Endangerplantsandanimals.Plasticbagslitterisadangertotheenvironment:Wasteofnon-renewableresources;Lastfrom20to1,000yearsintheenvironment;Killuptoonemillionseabirds,100,000seamammalsandcountlessfisheveryyear.Tom’ssolutions:1)Putthemintherubbishbin.2)Notto

3、letplasticbagsbecomelitter.3)Itwouldbebetteriftheyusedfewer.4)Recycledthem.5)Nottosmoke.6)Notuseplasticbagsatall.AnswerkeyforExercise2(P67)ParagraphIPointofviewCigarettebuttsandplasticbagsareaseriousenvironmentalproblem.ParagraphIIFirstpointoftheargument;EvidenceCigarettebuttsaresmal

4、lbutbadfortheenvironment.1.Over1,600billioncigarettesaresmokedeachyearinChina.Manyofthesebecomelitter.ParagraphII2.4.5trillionbuttsarelitteredeveryyearintheworld.3.Buttsareugly.4.Buttscontaintoxicchemicals;Decreasethequalityofwater;Endangerplantsandanimals.5.Buttstakeupto5yearstobrea

5、kdown,sothetoxicchemicalsadduptoagreatamount.ParagraphIIISecondpointoftheargumentPlasticbagsareadangertotheenvironment.ParagraphIIIEvidencePlasticbagsaremadefromnon-renewableresources.Iftheyarenotrecycled,theseresourcesarelosttous.InChina,2billionplasticbagsareusedeveryday.Manyofthes

6、ebecomelitter.ParagraphIII3.Plasticbagslastfrom20to1000yearsintheenvironment.4.Theycantravellongdistancesintheairandwater.Theyareinrivers,parks,beachesandoceans.5.Plasticbagskilluptoonemillionseabirds,100,000seamammalsandcountlessfisheachyearworldwide.ParagraphIII6.Aftertheanimalbrea

7、ksdown,theplasticbagbecomesfreeandcankillanotheranimal.ParagraphIVPointofviewTheenvironmentwouldbelesspollutedifwecleanedupcigarettebuttsandplasticbags.Thebestsolutionwouldbenottosmokeoruseplasticbagsatall.WritingTask(P67)Writingtips:Step1:Writeoutthethesisstatement.(pointofview)Step

8、2:Writeoutth