B6Unit 4 Global warming-Writing[课件]

《B6Unit 4 Global warming-Writing[课件]》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、WritingREADINGTASKAnswerkeyforExercise1:1themainpointofviewtobecircled:Allsortsofitemsbecomelitter,buttwoofthemostcommonandmostdangerousarecigarettebuttsandplasticbags.2TheevidenceaboutcigarettebuttsTomgivestosupporthisargumenttobeunderlined:Over1,600billioncigarettesares

2、mokedeachyearinChina…thetoxicchemicalsadduptoagreatamount.3TheevidenceaboutplasticbagsTomgivestosupporthisargumenttobeboxed:Theyaremadefrom…tokillanotheranimal.4Tom’ssolutions:1)Putcigarettebuttsintherubbishbin.2)Nottoletplasticbagsbecomelitter.3)Usefewerplasticbagsandrec

3、yclethem4)Nottosmoke.5)NotuseplasticbagsatallAnswerkeyforExercise2(P67)FirstParagraphPointofviewLitterisaseriousenvironmentalproblemSecondParagraphFirstpointoftheargument;EvidenceCigarettebuttsaresmallbutarestillbadfortheenvironment.1.Over1,600billioncigarettesaresmokedea

4、chyearinChina.Manyofthebuttsbecomelitter.ParagraphII2.4.5trillionbuttsarelitteredeveryyearintheworld.3.Buttsspoilthebeautyoftheenvironment4.Buttscontaintoxicchemicals.Thesegetintothewatersupply.Thesedecreasethequalityofthewaterandendangerlivingthings.5.Buttstakeupto5years

5、tobreakdown,sothetoxicchemicalsadduptoagreatamount.ThirdParagraphSecondpointoftheargumentPlasticbagsareadangertotheenvironment.ThirdParagraphEvidencePlasticbagsaremadefromnon-renewableresources.Iftheyarenotrecycled,theseresourcesarelosttous.InChina,2billionplasticbagsareu

6、sedeveryday.Manyofthesebecomelitter.ThirdParagraph3.Plasticbagslastfrom20to1000yearsintheenvironment.4.Theycantravellongdistancesintheairandwater.Theyareinrivers,parks,beachesandoceans.5.Plasticbagskilluptoonemillionseabirds,100,000seamammalsandcountlessfisheachyearworldw

7、ide.ThirdParagraph6.Aftertheanimalbreaksdown,theplasticbagbecomesfreeandcankillanotheranimal.FourthParagraphPointofviewTheenvironmentwouldbelesspollutedifwecleanedupcigarettebuttsandplasticbags.Thebestsolutionwouldbenottosmokeoruseplasticbagsatall.WritingTask(P67)Writingt

8、ips:Step1:Writeoutthethesisstatement.(pointofview)Step2:Writeoutthetopicsentenceofthefirstbodypa