unit 3 computers 教学设计整体阅读

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1、Unit3Computers教学设计整体阅读　　第一步引入话题　　1.Showstudentsthepicturesofanabacus,acalculator,ahugecomputer,anotebookandaPC,ask:“IfIamamathteacher,whichcanhelpmemost?”　　2.Writetheexpressionsofgivingopinionsontheblackboard.　　GivingopinionsIthinkthat...Inmyopinion...Ibelievethat

2、...　　3.Askstudentstogivetheiropinions,remindthemofusingtheexpressionsofgivingopinions.　　4.Askstudentstodiscusswhattheseitemshaveincommon,andthenrankthemaccordingtothetimeoftheirappearance.　　5.Asksomeofthestudentstotalkaboutwhattheyknowaboutcomputers.　　6.Askstudent

3、stodiscuss“Howhavecomputerschangedourlife?”,andthenhavesomeofthemgivetheiranswers,usingtheexpressionsofgivingopinions.　　第二步预测文章的内容（个人自由发言）　　1.Askstudentstolookatthepicturesandguesswhatthepassagemightbeabout.　　2.Askoneortwostudentstogivetheiropinions.　　第三步阅读文章WhoAm

4、I?　　1．Givestudents2minutes,andaskthemtoscanorskimfortheanswerstothefollowingquestions:　　(Beforestudentsreadthepassage,tellthemthatattentionshouldbepaidtothehintsofthetime.)　　(1)Whatisthemainideaofthepassage?　　(2)Whathappenedtocomputersin1642？　　(3)Whathappenedtocom

5、putersin1936?　　(4)Whathappenedtocomputersin1970s?　　(Questionsonpage19)　　2．Givestudents5minutestoreadthepassagecarefully,andanswerthefollowingquestions:　　(1)Whowasthefirstpersontodescribehowthecomputerwasmadetowork?　　(2)Whatdidhemakeandwhatdiditdo?　　(3)Whowasthenex

6、timportantpersontodesigncomputers?　　第四步学习“拟人化”（小组合作学习）　　Askstudentstogooverthepassage,ingroupsdiscusswhothespeakerisinthepassage,andonpage18writedownthreesentencesfromthetexttosupporttheirideas.　　Checktheanswerswiththestudents.(学生可能会找这三个句子时感觉到有困难，因此可以根据实际情况向学生提供必要

7、的提示或者例子)　　Sumup:　　Personificationmeanstotreatsomethingasifitwerehumanorhadhumanqualities.　　Personificationisoneofthemosteffectivewaysofusingwordsfiguratively.　　第五步学习“时间顺序”（小组合作学习）　　1.Askstudents:“Howisthepassageorganized?”　　(Ifthestudentscannotanswerthequestion,dr

8、awtheirattentiontotheappearanceofdifferentyears.)　　2.AskstudentstofinishExercise2inComprehendingonpage19,completethe“Timeline”.　　3.Askstudentstoex-chang