人教版高中英语必修二教案：unit 3 computers period 3 reading and comprehending.doc

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1、Unit3ComputersPeriod3Readingandcomprehending教学方案I.Teachingcontents：ReadingandcomprehendingII.Teachingaims：1).Tohelpstudentslearntoreadanintroductionaboutcomputer2).Tohelpstudentsbetterunderstand“thecomputerscience3).Tohelpstudentslearntousesomeimportantwordsandexpressions4） Mainwordsandexpressions.s

2、implifysum;operator;logically;technological;artificial;intelligence;personal;tube;network;web;mobile;rokets;finance5） Practicedifferentreadingskills,suchasskimming,scanning,intensivereading,extensivereading,etc.III.Keypoints&DifficultiesKeypoints:1. Readingcomprehendingskills.2. Tolearnthedevelopmen

3、tofthecomputer.TeachingDifficultiesReadingcomprehensiontothetext.IV.Teachingprocedure:Step1:Reviewthesimlpedevelopmentofcomputers:abacusculculatorhugecomputerPClaptopPDArobotStep2:ScanningAskthestudentstolistentotherecordingofthetextandthenscanthetexttoanswerthefolloingtwoquestions:1.Whoisthespeaker

4、inthisstory?2.Whatsthemainideaofthispassage?A.Thedevelopmentofcomputers.B.Thedevelopmentandu搜索引擎优化fcomputers.C.Amachinewhichissimple-minded.D.Computersmayreplacehumanbeings.Step3:Skimming:Letthestudentsskimthetextandfindoutthetoicsentencesofeachparagraphs,andcompletethematchingexerci搜索引擎优化nPPT8.Para

5、1:OvertimeIhavebeenchangedquitealot.Para2:Thesechangesonlybecamepossibleasmymemoryimproved.Para3:Sincethe1970smanynewapplicationshavebeenfoundforme.Step4:Carefulreading1. Readthepassagecarefullyandfindoutthesupportingdetailsforeachparagraphstopic.(Askstudentsfinishthechartonpage19exercise2,teachergo

6、aroundthemandgivehelpiftheyneed)2. Readthepassagecarefullyagainfinishthetimetableonpage19.(PPT1314)Step5:Discussion1. Nowpleasebrainstormalistofthingsthatyou,yourschoolandyourfamilyusecomputersfor.(About1minutes)2.Pleasehaveadiscussionwithyourgroupmember:whatyouwouldhavetodoifyoucouldnotusecomputers

7、anymore.(Studentsmayhavedifferentopinionsaboutthistopic,letthemdiscussandthensharewiththeirclassmates.)Step6:Homework.1.Finishexercise1onpage56.2.Readthetetagainaftercalssandunderlinethedifficultpoints.3.Writedownyouropinionsaboutthequestioninthediscussion.V.Blackboarddesign.Unit3ComputersReadingandcomprehending1.abacusculculatorhugecomputerPClaptopPDArobot2.Para1:OvertimeIhavebeenchangedquitealot.Para2:Thesechangesonlybecamepossibleasmymemoryimproved.Para3:Sincethe1970smanynewapplicationshavebeenfoundforme.版权所有：高考资源网(ks5u)