牛津译林版英语八年级下册-Unit3-Welcome-to-the-unit-课件-(共25张PPT

WelcometotheunitUnit3Onlinetours译林版八年级学习目标一、掌握以下单词和短语：programme,keyboard,unit,channel,looklike,remotecontrol,searchfortheinformation等。二、了解并掌握电脑主要部分的英文名称。三、能用英语谈论电脑的基本用途。FreetalkWhatdoyouusuallydowhenyouarefree?Doyouhaveacomputerathome?Doyoulikeplayingcomputergames?Whatdoyouuseyourcomputerfor?Learnsomenewwordsscreenn.屏幕，显示器Presentationmousen.鼠标mainunit主机keyboardn.键盘remotecontrol遥控器programmen.节目;计划，方案channeln.频道Annie,Simon’scousin,wantstolearnaboutthedifferentpartsofacomputer.Lookatthepicturebelowandhelpherwritethecorrectanswersintheboxes.keyboardmainunitmousescreenLearningaboutcomputersmainunitmousekeyboardAcomputerDiscussion1.Howoftendoyouuseyourcomputers?2.Doyouknowanyotherusesofcomputers?LookandanswerchatwithfriendswatchvideosshoponlinedrawpicturesplaygamessendandreceiveemailslistentomusicsearchforinformationSimonandDanielaretalkingaboutthedifferentusesofcomputers.Listenandanswer.1.WhatdoesSimonusuallyusehiscomputerfor?Why?______________________________________________________________________________________2.Howoftendoesheusehiscomputertodothis?___________________________________________Heusuallyusesittosearchforinformation.Almosteveryday.Becauseit’sfastandeasy.Workinpairsandaskeachotherwhatyouuseacomputerfor.Theideasintheboxmayhelpyou.Usetheconversationbelowasamodel.A:Whatdoyouusuallyuseyourcomputerfor?B:Iusuallyuseitto...A:Why?B:Because...A:Howoftendoyouuseyourcomputerforthis?B:...ComicstripWatchthecartoonandanswerthequestions.1.WhatdoEddieandHobothinkthecomputerlooklike?2.Dotheyknowanythingaboutcomputers?3.Whatdotheythinkthemouseis?4.Whatdotheywanttousethemousetodo?1.WhatdoEddieandHobothinkthecomputerlooklike?________________________________________2.Dotheyknowanythingaboutcomputers?___________________________________________3.Whatdotheythinkthemouseis?___________________________________________4.Whatdotheywanttousethemousetodo?___________________________________________No,theydon’tTheythinkitisaremotecontrol.Theywanttouseittochangethechannel.AnswerthequestionsTheythinkitlookslikeaTV.Workinpairsandactitout①④②③知识探究1.looklike“看起来像”，like是介词，意为“像……，如……一样”，后接名词或代词作宾语。如：Thecloudlooklikearabbit.那片云看起来像只兔子。2.What…for?用于询问做某事的目的，what作介词for的宾语。如：—WhatdidTomcomeherefor?—Hecametoborrowmybike.知识探究3.receivevt.收到，接到。指收到或接到某物这一动作，不包含本身是否愿意接受的意思。【辨析】acceptvt.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。如：Ireceivedaninvitationtothepartyyesterday,butIrefusedtoacceptit.1.Wordsandphrases:programme,keyboard,unit,channel,looklike,remotecontrol,searchfortheinformation2.Usefulsentences:—Haveyou…before?—No,never.Whatdoyouusuallyuseyourcomputerfor?Howoftendoyouuseyourcomputerforthis?Summary3.Knowaboutthedifferentpartsofacomputer.4.Graspandtalkaboutthebasicusesofcomputers.SummaryExercise1—____doesyoursonusehiscomputerfor?—Drawinganddesigning.A.WhyB.WhatC.HowD.When2.AlargeTVcanbeused____thescreenofacomputer.A.inB.atC.byD.as一、选择。3.TheTV____onChannelSixareaboutfilms.A.experiencesB.performancesC.programmesD.problems4.—WhatdoesAnnalooklike?—_______.A.She’skindB.She’stallC.Shelikesskating