高二英语Book2 Unit3 Computers (reading)课件VIP免费

UnitThreeBookTwoTalkingWhatdotheyhaveincommon?(P17)Anabacus;Acalculator;Ahugecomputer;APC;AnotebookcomputerIthinkthat…InmyopinionIbelievethatWhat’syourreason?Whydoyouthinkso?Ithinkthat…InmyopinionIbelievethatWhat’syourreason?Whydoyouthinkso?Presentation1.Canwecommunicatewitheachothereasily?Why?2.Howhavecomputerschangedourlives?3.Whatdoyouknowaboutcomputers?4.Howhasthecomputertech--nologybeendeveloping?WHOAMI?Newwordsandexpressions:artificialintelligence:man-madeintelligencetransistors:awayofsendingandstoringinformation.anetwork:anumberofcomputersthatarejoinedtogethersothattheyareshowthesameprogram.internet:isaworldwideinformationresource.calculatincalculatingmachinegmachinePc(desktopPc(desktop/notebook)/notebook)analyticalmachineuniversalmachineartificialintelligenceInternetSkimmingandcompletingtheflowchartbelow.1.What’sthemainideaofthereading?2.Whotoldthestory?3.Whatwasantechnologicalrevolutioninthe1820s?4.Whowasthefirstpersontoinventtheearliestcomput--ers?5.Whatisanetwork?HowabouttheInternet?ThedevelopmentofthecomputertechnologyThecomputerAnAnalyticalMachinewasbuilt.CharlesBabbageAnswerquestions:HowdoestheInternetwork?satelliteconnectnetworkinter-networkInternetTheInternetisahuge,worldwidecollectionofcomuterNetworks.AnetworkisasmallgroupofcomputersconnectedTogether.TheInternethasmanydifferentnetworksfromallOvertheworld.ThesenetworksareallfromtheInternet.Ifyouwanttoknowmoreaboutcomputers,pleasereadthepages(p84-p85).(中学教材全解*高中英语2)kindsofnetwork局域网（LAN，LocalAreaNetwork）广域网（WAN，WideAreaNetwork)Internetisthebiggest__________ofall.networkP18EX.1.Acomputer.*Thenin1822IwasbuiltasanAnalyticalMachine….*MyrealfatherwasAlanTuring….Hedesignedthefirstrealcomputer.*However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad‘artificialintelligence’.1642182219361960s1960s1970sNowTheAnalyticalMachinewasbuiltbyCharlesBabbage.Thecomputerbeganasacalculatingmachine.AlanTuringwroteabooktodescribehowcomputerscouldbemade.Computershadnewtransistorsandbecamesmaller.Thefirstfamilyofcomputersconnectedtoeachother.Computerswerebroughtintopeople’shomes.Computersconnectpeopleallovertheworldtogether.P19Ex.2