高中英语unit3《computers》新人教版必修2

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1、Unit3Computers学案学习目标与要求类别 课程标准要求掌握的项目话题 Informationtechnology;historyandbasicknowledgeofcomputers;robots词汇calculate　calculator　PC　notebook　common　analytical　simple　simple-minded　technology　technological　revolution　universal　mathematical　artificial　intelligence　anyway　tot

2、ally　network　truly　race　birth　IT　advantage　disadvantage　type　disagree　choice　material　personally　create　coach　move　arise　brain　mop　wanderincommon　inone'sopinion　goby　so...that...　dealwith　humanrace　inaway　makeup　afterall　withthehelpof　watchover功 能1．做出决定（Makingdecisions）I

3、thinkthat....　　　　　　　　　　Let'smakeourdecision．Inmyopinion....　　　　　　　　　I'vedecidedthat....Ibelievethat....2．推理（Reasoning）Theadvantage/disadvantageis...　Ithinkthisoneisbetterbecause....What'syourreason?　　　　　　　Idon'tlikethisonebecause....Whydoyouthinkso?语法现在完成时的被动语态的结构和用法Asth

4、eyearshavegoneby,Ihavebeenmadesmallerandsmaller．Sincethen,myfamilyandIhavebeenusedbybillionsofpeopletodealwithinformationand…．Ihavetrulybeenbuilttoserve thehumanracesincemybirth． Scanning:TimelineGothroughthetextquicklytofindsomeinformationandfillintheform.1642  TheAnaly

5、ticalMachinewasmadebyCharlesBabbage1936 1960s  Thefirstfamilyofcomputerswasconnectedtoeachother.1970s now Soinwhichorderisthetextorganized?(timeorder)TrueorFalse:1.AlanTuringbuiltanAnalyticalMachinetosolveanymathematicalproblems.4用心爱心专心2.Peoplebegantorealizethatthecomput

6、ergotclevererandquickerwithtimepassing.3.Thecomputerbegantoservethehumanracesinceitwasbroughtintopeople’shomes.4.Sincethe1970s,thecomputerwasusedbypeoplearoundtheworldthroughtheInternet.5.Thelargerthecomputeris,themorememoryithas.(FTFTF)Step3ComprehendingTask1.Choosetheb

7、estanswersaccordingtothetext:1.What’sthemainideaofthetext?(D)A.Thecomputerwantstofind“whoheis”.B.Thefunctionalchangeofthecomputer.C.Thecomputerbecomespopulararoundtheworld.D.Thehistoryofthecomputer.2.Whatcanyouinferfromthetext?(B)A.Thecomputerhasartificialintelligence.B.

8、Thecomputerchangesalotovertheyears.C.Thecomputerwasnotconnectedbyanetworkuntilintheearly1960s.D.Nowthec