Unit3ComputerskeyboardmousemonitorscreenspeakerhostcomputerWputermonitorclicksoftwaresearchupdatedownloadInternetkeyboard下載網(wǎng)絡軟件鍵盤主板點擊查詢歷史電腦otherusefulwordsandexpressionsaboutcomputerNetwork網(wǎng)絡Website

站點Program

程序Virus

病毒Hacker黑客Download下載Software軟件Hardware硬件Upload上傳Homepage主頁Password

密碼Desktop桌面Username用戶名Click點擊LookatthefollowingpicturesandsaytheirEnglishnames.I.WarmingupAnabacusAcalculatorWarminguphugecomputerPCWarminguplaptopPDA

robotWhat’snext?

Discusswithyourpartnerthefollowingquestions.Whatdothesepictureshaveincommon?Whatdotheytellyouaboutthedevelopmentofcomputers?Whatdoyouthinkwillbethenextdevelopment?Warmingup(Whatdotheyhave

incommon?)Ithinkthat…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?1.Theycanbeusedforcalculating.2.Theycandealwith

mathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.Discussion

Workinpairs.Trytoputtheseinventionsinanorderaccordingtothetimewhentheyappeared.Thenreadthepassagequicklyandchecktoseeifyouwereright.

()analyticalmachine ()laptop ()calculatingmachine

()robot()PC()universalmachine

II.Pre-reading251643Thedevelopmentofcomputers:1.Calculatingmachine2.Analyticalmachine3.Universalmachine4Artificialintelligence5.Computer6.Internetcalculateuniversalsimplifysumoperatorvt.計算adj.普遍的；宇宙的vt.簡化n.總數(shù)；算術(shù)題；金額n.（電腦）操作員；接線員Wordspreviewlogicallogicallytechnologytechnologicalrevolutionadj.合邏輯的；合情理的adv.邏輯上；合邏輯地；有條理地n.工藝；科技；技術(shù)adj.科技的n.革命Wordspreviewartificialintelligenceintelligentsolverealitypersonaladj.人造的；假的n.智力；聰明；智能adj.智能的；聰明的vt.解決；解答n.真實；事實；現(xiàn)實adj.私人的；個人的；親自的Wordspreviewpersonallytubetotaltotallynetworkadv.就個人而言；親自n.管；管子；電子管adj.總的；整個的n.總數(shù)；合計adv.完全地；整個地n.網(wǎng)絡；網(wǎng)狀物Wordspreviewwebapplicationfinancemobilerocketn.網(wǎng)n.應用；用途；申請n.金融；財經(jīng)n.可移動的；機動的n.火箭Wordspreviewexploreanyhow(anyway)happinesshumanracevt.&vi.探索；探測；探究adv.無論如何；即使如此；至少n.幸福；快樂人類Wordspreview根據(jù)構(gòu)詞法猜測詞義

ThemeaningofthewordsingroupAcanallbeguessedfromtheirformation.

Eachpairofwordshasthesameroot（詞根）. technology technological simple simplify person personal real reality happy happinessWhile-reading1.Fast

reading(Readthepassagequicklyandcheckyourprediction.Whatisthemainideaofthepassage?)Thispassageisabout_________________________.III.While-readingthedevelopmentofcomputers根據(jù)上下文猜測詞義

ThemeaningofthewordsingroupBcanallbeguessedfromcontext.

Example:revolution:Fromtheprevioussentenceweknowthataftertheworkoftheoperator,“‘I’could‘think’logicallyandproduceananswerquickerthananyperson”,whichindicatesagreatimprovement,so“revolution”heremaymean“acompletechange”.

While-readingUsefulphrasescalculatingmachineAnalyticalmachinecardwithholestechnologicalrevolutionuniversalmachineartificialintelligencegobybyinternethumanrace計算器分析機穿孔卡技術(shù)革命萬能機,通用機器人工智能走過，過去通過網(wǎng)絡人類2.Readthepassageagain.Findthetopicsentenceofeachparagraphandthesupportingdetails.

Paragraph1:OvertimeIhavebeenchanged quitealot. 1.calculatingmachine 2.analyticalmachine 3.universalmachine 4.laptopWhile-reading

Paragraph2:Thesechangesonlybecamepossible work5.WorldWideWebWhile-readingParagraph3:Sincethe1970smanynew munications 2.finance 3.trade 4.vidingalifeofhighqualityWhile-readingSummaryAtopicsentencesetsoutthemainideaofaparagraph.Atopicsentenceisusuallythefirstorlastsentenceofaparagraph.While-readingDevelopmentEarlydaysNameFunctionPoorStrongA_________machineSimplifydifficultsumsAn________machineThinklogicallyandproduceananswerquicklyA_________machineSolvedifficult______________________calculatinganalytical

universal

mathematicalproblemsDevelopmentNetworktimes_________storedinTubesLargeSmall____________Smallchips________________Narrow

WideFinance________RobotsMobilephones___________SpacerocketsMedicaloperationsMemoryTransistorsApplicationsCommunicationTradeTaskListening

Ibeganasa_______machinein1642inFrance.In1822Iwasbuiltasan_______machine.Thenin1936AlanTuringwroteabookandbuilta______machine.Astheyearshave______,Ihavebeenmade______.Thereweretimeswhenmysize______changed.Andmymemorybecame_____large_____Icouldn’tbelieveit.Inthe1960stheygavemeafamily_________byanetwork.Iwasableto_________________withothersthroughtheWorldWideWeb.Sincethe1970smanynewapplications______________forme.calculatingAnalyticaluniversalgonebysmallertotallythatconnectedhavebeenfoundsharemyknowledgesoListentothetapeandfillintheblanksWhatcanyouusecomputerstodo?ComputerandInternettypemyhomeworkdrawpicturesplaygamescommunicatewithmyfriends.gatherinformationformylessonslistentomusicwatchmovies……HowdoyouusecomputersandtheInternet?1.Helptodohomework2.Playcomputergames3.Sende-mails4.Listentomusic5.Seemovies6.Chat(聊天)7.Searchforinformation8.Doshopping9.LearncomputerskillsYesNoIoftenuseacomputerto…,Isometimesuseitto…,andIneveruseitto…DiscussionSomethingtothinkabout:

Withthedevelopmentofcomputertechnology,theinternethadbecomemoreandmorepopularamongstudents.However,justasasayinggoes,acoinhastwosides.Theinternetbringsbothadvantagesanddisadvantagestostudents.Workwithyourpartnerstolistsomeadvantagesanddisadvantageso