Unit3OnlinetravelComicstripandWelcometotheunit学习目标1.Tointroducethetopicofcomputer2.Tointroducethedifferentusesofcomputers.3.Toguessthemeaningsaccordingtothepictures.学习重难点1.Tointroducethedifferentusesofcomputers.2.Toguessthemeaningsaccordingtothepictures.3.Tolearnnewwordsandphrases:online,television,channel,design,receive,program/looklike,remotecontrol,turnon,changethechannel,playgames,searchforinformation,sendandreceivee-mails,wordprocessing,writecomputerprograms,usesth.todo…教具学具ComputerTape-recorderPictures教学活动过程预习交流:检查并校对预习作业(即学案中的预习题)展示探究:StepOne:Lead-inQuestions:1.Whatdoyouusuallydowhenyouarefree?2.Doyouhaveacomputerathome?3.Doyoulikeplayingacomputer?4.Whatdoyouuseacomputerfor?Discussion:1.LettheSstellmoreusesofcomputers.Ask:Whatdoyouknowaboutcomputers?2.Ask:Whatcanyoudoifyouhavegotacomputerathome?StepTwo:Presentation1Computersareverypopularnow.Somepeopleusethecomputerstodrawanddesign;someusethemtosendandreceiveemails;someusethemtodowordprocessingandsomeusethemtowritecomputerprograms.Showthepicturesofthesixpicturesonpage41A.AsktheSstoreadthephrasesintheboxabovethepictures.Askthemtoguessthemeaningsfromthepictures.Task1.Afterreadingthenewwordsfluently,letSsmatchthephraseswiththecorrectpictures.Task2.Recitethephrases.StepThree:PracticingShowthepictureofacomputer.T:Itisacomputer.Whatdoyouuseyourcomputerfor?S1:Iusuallyuseittoplaygames.T:Why?S1:Becauseitisinteresting.T:Howoftendoyouuseyourcomputerplaygames?S1:Iusemycomputertoplaygamesonceaweek.Makedialoguesaboutotherfivepicturesinpairs.(PractisethedialoguebeforethewholeclassthendotheEx当堂训练题)Workingonthecomputerisveryfun.Askstudentstolistasmanyotherusesastheycan.Forexample:playingCDs,VCDsorDVDs;chattingwithorgettingtoknowfriends;learningontheInternet;mathematicalcalculation,etc.StepFour:Presentation2There’sastoryhappeningbetweenouroldfriendsEddieandHobo.Theyhavenoideasaboutcomputers.Let’slistentothetapeandanswer:1.DoEddieandHoboknowwellaboutcomputers?—nothing2.WhatdoesEddieregardthemouseas?—Aremotecontrol.3.WhydoesEddiethinkthemouseisaremotecontrol?—BecausewhenEddiemovesthemouse,somethingappearsonthescreen.Theythinkthecomputerisatelevision.StepFive:Practicing1.Readthedialogueafterthetape.2.Practisethedialogueinpairs.3.Actoutthedialogue.当堂反馈:FinishtheExercisesinExBook(当堂检测题)课堂评价小结:学会用英文表达电脑的不同种用途课后作业:a.Readthecomicstripsandtrytoreciteit.b.Trytorevisethephrasesandsentencesinthisperiod.c.FinishtheExercisesinExBook.(课时配套练习)预习作业:预习Reading1.熟读课文，注意文中生词2.整体理解课文，划短语教后反思:
