初中八年級英語課件Welcome to the unit 全市獲獎

WelcometotheunitUnit3Onlinetours方方正正兩個盒，小老鼠在旁邊臥。每天敲敲又點點，比爾蓋茨樂呵呵！Guessinggame(打一科技名詞)

computerCanyoutellMissWangthenamesofdifferentparts?screen顯示屏mainunit主機keyboard鍵盤mouse鼠標CD-ROMdrive光驅(qū)printerUSBdrivespeakerchannel(n)頻道programme(n)節(jié)目，計劃remotecontrol(n)遙控器mainunitmouseScreenWordprocessingreceiveonlineprogrammeremotecontrolchannelkeyboardLet’sread!n.(電腦)主機n.(pl.mice或mouses)n.顯示屏，屏幕n.文字處理vt.收到，接到adj.聯(lián)網(wǎng)的,在線的n.<英>節(jié)目;計劃,方案n.遙控器n.頻道n.鍵盤screenmainunitkeyboardmousemice/mouseskeyboard

mouse

screenremotecontrolmainunitFreetalkWhatdoyouusuallyuseyourcomputerfor?

Iusemycomputerforwatchingvideos..…..towatchvideos.Iusemycomputerto/for…Iuse……forplaying

gamesIuse……toplay

gamesIusemycomputerto/for…Iuse……forsearchingforinformationIuse……tosearchforinformationIuse……fordoingwordprocessingIuse……todowordprocessing

Unit3OnlinetravlelThe1stperiodWelcometotheunitObjectivesTointroducethetopicofcomputerTotalkabouttheusesofcomputers

Iuse……forsendingandreceivinge-mailsIuse……tosendandreceivee-mailsIuse……forchattingwithfriendsIuse……tochatwithfriends

Iuse……fordoingsomeshoppingonlineIuse……todosomeshoppingonlineListenandanswerWhatdoesSimonusuallyusethecomputerfor?2.Howoftendoesheuseit?Heusesittosearchforinformation.Almosteveryday.Let’spractice!A:Whatdoyouusuallyuseyourcomputerfor?B:Iusuallyuseitto…A:why?B:Because…A:Howoftendoyouuseyourcomputerforthis?B:…Dotheyknowmuchaboutcomputers?1.DoEddieandHoboknowmuchaboutcomputers?No,theydon’t.2.WhatdoEddieandHobothinkthecomputerlooklike?TheythinkitlookslikeaTV.Listen&answerHaveyouused

thisbefore,Eddie?No,never.ItlookslikeaTV.Iagree.看起來像agreewithsbagreetodosthLook,thisprogramme

begananhourago.It’sboring.Right.Where’stheremotecontrol?Ah,hereitis.Let’schange

thechannel.換臺，調(diào)臺Fillintheblanksaccordingtothedialogue.EddieandHobodonotknowwhatthecomputeris.Hobothinksit___________atelevison.Eddiethinksthemouseisthe_______________.Theywanttousethemouseto__________________________,becausetheythinkthatisboring.lookslikeremotecontrolchangethechannelHaveadebate(辯論）Isthecomputerusefulorharmful?Advantage(利)Disadvantage(弊)Correctusesbringusabetterlife.Incorrectusescausemanyproblems.Disadvantage(弊)Advantage(利)Advantages:

1.drawanddesign2.searchforinformation3.dowordprocessing4.playgames5.writecomputerprograms6.sendandreceivee-mails7.chatwithfriends8.listentomusic9.dosomeshopping10.watchvideos……Disadvantages:1.

Bebadforoureyesight2.bebadforourhealth3.makebadfriends4.costmuchmoney5.makeusgiveupourstudy6.makeusbeinterestedinnothingelse7.keepusawayfromtherealworld8.Onlinecrimes(犯罪)9.Someinformationisbadforthegrowthofstudents10.Itmaytakeviruses(病毒)1.Don’tspendtoomuchtime

oncomputergames.

勿花費大量時間在電腦游戲上！2.Don’tgothroughharmful

websites.

勿瀏覽有害網(wǎng)站！3.Don’ttellyourpersonalinformationtostrangersonline.

勿泄露私人信息給陌生人！

suggestionsredyellowTestingtime根據(jù)首字母和中文提示寫單詞。Whatarethese________________(鼠標)usedfor?2.Theprogrammeistooboring.Let’schangethec_______.3.Lookatthes_________.Therearemanywonderfulpicturesonit.4.Weoftenuseittos_____forinformation.5.A:Whatisthisonthedesk?B:It’sak__________.Youcantypewordswithit.mice/mouseshannelcreenearcheyboard幻燈片42翻譯：用他的電腦來觀看視頻

usehiscomputertowatchvideosuseh