八年级英语下册 Unit 3 Online tours P1 Welcome to the unit课件 （新版）牛津版.ppt

Welcometotheunit,Unit3Onlinetours,单词回顾,学生早读时已预习过本单元单词，可利用几分钟时间带学生快速回顾温习。对单词的熟练度越高，阅读的速率也越高。,onlineprogrammeremotecontrolahchannelkeyboard,adj.联网的,在线的n.节目;计划,方案=programn.遥控器excl.(表示惊奇、高兴等)啊n.频道n.键盘,Wordsandexpressionreview,unitmainunitmousescreenwordprocessingreceive,n.机件；单位n.(电脑)主机n.(pl.mice或mouse)鼠标n.显示屏，屏幕n.文字处理vt.收到，接到,Wordsandexpressionsreview,TounderstandthecomicstripTolearnaboutthedifferentpartsofacomputerTotalkaboutthedifferentusesofcomputers,Listenandanswer,ListentotheconversationbetweenEddieandHoboandanswerthefollowingquestions.,Questions,WhatdoEddieandHobothinkthecomputerlooklike?2.Dotheyknowanythingaboutcomputers?3.Whatdotheythinkthemouseis?4.Whatdotheywanttousethemousetodo?,TheythinkitlookslikeaTV.,No,theydont.,Theythinkitisaremotecontrol.,Theywanttouseittochangethechannel.,Fillintheblanks.,EddieandHoboknow_aboutcomputers.Hobothinksthecomputer_atelevision.Eddie_withHoboandhethinksthemouseisthe_.Theywanttousethemouseto_becausetheprogramme_anhourago.,nothing,lookslike,agrees,remotecontrol,changethechannel,began,Letswatchthisvideoclip.Itsaboutthedifferentpartsofacomputer.Afterwatchingit,letstalkabouthowthesepartsworktogether.,Talk,keyboard,screen,mainunit,mouse,Differentpartsofacomputer,Computersareusefulinourdailylivesandtheyvechangedtheworld.Canyoutellmethedifferentusesofcomputers?,Howdoyoudo!,chatwithfriends,playgames,sendandreceiveemails,dowordprocessing,searchforinformation,watchvideos,drawpictures,writecomputerprograms,makeflash,listentomusic,shoponline,reade-books,surftheInternet,SimonandDanielaretalkingaboutthedifferentusesofcomputers.Listentotheirconversationandanswerthequestions.,WhatdoesSimonusehiscomputerfor?Howoftendoesheusehiscomputertodothis?,Tosearchforinformation.Almosteveryday.,Talk,Workinpairsandaskeachotherwhatyouuseacomputerfor.UseDanielandSimonsconversationasamodel.,A:Whatdoyouusuallyuseyourcomputerfor?B:IusuallyuseittoA:Why?B:(interesting/convenient/funny/fast/safe/cheap)A:Howoftendoyouuseyourcomputerforthis?B:,Pairwork,Languagepoints,ItlookslikeaTV.,looklike看起来像,Hedidnotlooklikeaevilperson.他看起来不像一个恶人。,回顾复习lookat看一看(七年级上)lookfor寻找(七年级上)lookafter照顾(七年级下)lookout留神，当心(七年级下),Ihavejustreceivedhisreply.我刚刚收到他的回信。,sendandreceiveemails,receivevt.收到，接到,知识拓展：receiveVSacceptaccept用作动词，意为“接受”，指经过考虑，由主观意志来决定接受，动作者本身是主动的。例如：Wehopeyoucanacceptourinvitation.,receive也是作动词，意为“接到”，指收到某物这一动作，本身有一定的被动性，不包含本身是否愿意接受的意思。Ireceivedaninvitationtothepartyyesterday,butIrefusedtoacceptit.昨天我接到一份参加晚会的邀请，但我拒绝了接受。,请点击,I.单项选择。,1.Whatsthebestpresentyouhaveever_?(2011湖南湘西)A.receivedB.receivesC.receiving2.Hisfamilyareworriedabouthimbecausetheyhavent_lettersfromhimforalongtime.(2013四川内江)A.acceptedB.receivedC.writtenD.collected,3.WouldyoupleaseseethefilmIronMan3withmetonight,Kate?Idloveto,butIve_Lindasinvitationtodinner.(2013江苏连云港)A.sufferedB.earnedC.receivedD.accepted,II.按照描述写单词。,thesetofkeysonacomputerkeyboardthepartofacomputerthathousestheprimarydevicesthatperformoperationsandproduceresultsforcomplexcalculationsmainunitapartofacomputer,onwhichpicturesorwordsareshownscreen,asmalldevicethatyoumoveacrossasurfaceinordertomoveacursor(光标)onyourcomputerscreenmouseapieceofequipmentthatyouholdinyourhandandusetocontrolatelevision,DVDplayer,etc.remotecontrol,Reflection,1.looklike2.remotecontrol3.changethechannel4.What