新人教版必修二Unit3ComputersWhoAmI阅读课件.ppt

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1、Unit3ComputersPDAabacuscalculatorhugecomputerPClaptopWhat’snext?Canyoutellthedevelopmentofcomputers?robotDoyouknowinwhatwayscomputersareusedtoday?Workoutalistandcompareitwithyourpartner.searchfor…seemovieslistentomusicreadbooksandmagazinessendemailstofriendsdownloadmusicandfilmsbuythings

2、onlineplaygamesonthecomputerSkimming:Gooverthestorytofindoutwhothespeakeris.Writedown3sentencestosupportyouridea.Itisacomputer.●IwasabletosharemyknowledgewithothersthroughtheWorldWideWeb.●”MyrealfatherwasAlanTuring....”●IwasbuiltasanAnalyticalMachinebyCharlesBabbage.”1642TheAnalyticalMac

3、hinewasmadebyCharlesBabbage.19361940sThefirstfamilyofcomputerswasconnectedtoeachother.1970snowTimelineThecomputerbeganasacalculatingmachine．1822AlanTuringwroteabooktodescribehowcomputerscouldbemadetowork．Computershadgrownaslargeasaroom.1960sComputerswereusedinofficesandhomes．Computerscon

4、nectpeopleallovertheworldtogether.Scanning:Inwhichorderisthetextorganized?TrueorFalseAlanTuringbuiltanAnalyticalMachinetosolveanymathematicalproblems.Peoplebegantorealizethatthecomputergotclevererandquickerwithtimepassing.Thecomputerbegantoservethehumanracesinceitwasbroughtintopeople’sho

5、mes.Sincethe1970s,thecomputerwasusedbypeoplearoundtheworldthroughtheInternet.5.Thelargerthecomputeris,themorememoryithas.FTFTF1.Choosethebestanswers1)What’sthemainideaofthetext?A.Thecomputerwantstofind“whoheis”.B.Thefunctionalchangeofthecomputer.C.Thecomputerbecomespopulararoundtheworld.

6、D.Thehistoryofthecomputer.Comprehending:2)Whatcanyouinferfromthetext?A.Thecomputerhasartificialintelligence.B.Thecomputerchangesalotovertheyears.C.Thecomputerwasnotconnectedbyanetworkuntilintheearly1960s.D.Nowthecomputercanonlybeusedtodealwithinformation.Youaregivenachancetodesignafuture

7、computerforyourself.Drawapictureaboutitanddescribe(描述)whatdoesitlooklike.Youwillbeaskedtointroduce(介绍)yourcomputer.(appearance&functions)Groupwork