高一英语课件unit3computers3高一英语课件

Period1Iamveryoldnow.IwasborninChina.Manypeopleusedmeforcalculatinginthepast,butnowIamabitlonelybecausetheydon’tlikemenow.DoyouknowwhoIam?abacusGuessmore:Iamverysmall.Icanbeusedforcalculating.InChina,alotofstudentsusemewhensolvingmathematicalproblems.DoyouknowwhoIam?calculatorIcanbeusedforcalculating.Besides,IcanalsobeusedforwatchingDVD,sendinge-mailandcommunicatingthroughtheInternet.However,IamnotaPC,becauseI’msmallenoughforyoutotakemewithyou.AnotebookcomputerDoyouknowwhoIam?Itisbuilttosolvesomemathematicalproblems.Butitistoobig.AhugecomputerItisapersonalcomputerwhichcansolveallkindsofproblemsandisusedwidelynow.APCWhatdotheyhaveincommon?•HavethecomputerandInternetbecomepartofyourlife?•Howhavecomputerchangedourlife?(Whatcanyouusethemtodo?)IusethecomputerorInternetto:•typemyhomework•drawpictures•playgames•communicatewithmyfriends.•gatherrelatedinformationformylessons•buythethingsIlike,•listentomusic•watchmovies.Thisisashort________ofthe______________ofcomputers.Themainideaofthepassage:historydevelopmentPredicatingWhoamI?2)Whatcanyouinferfromthetext?A.Thecomputerhasartificialintelligence.B.Thecomputerchangesalotovertheyears.C.Thecomputerwasnotconnectedbyanetworkuntilintheearly1960s.D.Nowthecomputercanonlybeusedtodealwithinformation.Skimming:Gooverthestorytofindoutwhothespeakeris.Writedown3sentencestosupportyouridea.Itisacomputer.●“However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad‘artificialintelligence’.”(ithasartificialintelligent)●”MyrealfatherwasAlanTuring....”(hedesignedthefirstcomputer)●“Thenin1822IwasbuiltasanAnalyticalMachinebyCharlesBabbage.”(Itselfwasthefirstdesignofacomputer)Listentothetape.TrueorFalse1.AlanTuringbuiltanAnalyticalMachinetosolveanymathematicalproblems.2.Peoplebegantorealizethatthecomputergotclevererandquickerwithtimepassing.3.Thecomputerbegantoservethehumanracesinceitwasbroughtintopeople’shomes.4.Sincethe1970s,thecomputerwasusedbypeoplearoundtheworldthroughtheInternet.5.Thelargerthecomputeris,themorememoryithas.FTFTFQ1:HowdidthecomputerworkasanAnalyticalMachine?Q2:Inwhichwaydidcomputerstalktohumans?Q3:Whatdoes“others”(2.6)referto?2.QuestionsThecomputerfollowedinstructionsfromcardswithholes.UsingBASIC.Othercomputers.Q4:Whydidpeoplethinkthecomputerwassimple-minded?Becausethecomputerwasmadeasacalculatingmachineandwasusedtosolvemathematicalproblems.Q5:Inhowmanywaysdowesaythecomputerchanged?Whatarethey?•Size:•Intelligence:•Speed:•Function:•People’opinion:smallerquickercleverercalculating----dealingwith…,communicatingwith…simple-minded----clever&useful1642TheAnalyticalMachinewasmadebyCharlesBabbage.19361960sThefirstfamilyofcomputerswasconnectedtoeachother.1970snowTimelineThecomputerbeganasacalculatingmachine．1822AlanTuringwroteabooktodescribehowcomputerscouldbemadetowork．ComputershadnewtransistorsandbecameSmaller.1960sComputerswerebroughtintopeople'shomes．Computersconnectpeopleallovertheworldtogether.Scanning:Inwhichorderisthetextorganized?common1.mostwidelyknown;ordinary:Heisacommonsailor.2.havenothing/littleincommon没有共同之处havealot/muchincommon与…有很多共同之处Atfirst,Ithinkweonlyhadonethingincommon,butsuddenlyIfeltwehadalotincommon.Thetwobrothershadeverythingincommonintheirmanners,butthetwosistershavelittleincommon.Incommonwith(like)manyeducatedpeopleheprefersclassicmusictojazz.3.incommon:equallywithorbyall.Heandhisbotherownthefirmincommon.Incommonwithmanyotherclassmates,Ilikesports.4.incommonwith:=like2.Ifollowedinstructionsfromcardswithholes.follow:takeoracceptIfollowedmyteacher’sadviceandpaidmoreattentiontomyspokenEnglish.Youwillspendalotifyoualwaysfollowthefashion.Weshouldfollowtheexampleofthestudentswhobehavethemselves.Followtheroadsignswhiledriving.CanyoufollowwhatIamsaying?inthefollowingyear=inthenextyear=intheyearthatfollowsLanguagefocus:•1.Astheyearshavegoneby,Ihavebeenmadesmallerandsmaller.goby=pass随着时间的推移，电脑开始得到人们的认可。Astimewenton,computersbegantoberecognizedbypeople.随着年龄的增长，我们的阅历也益加丰富。Aswegrowolder,ourexperiencesbecomericherandricher.Languagefocus:•2.However,peoplethoughtIwassimple-mindeduntiltheydiscoveredIhad“artificialintelligence”.simple-minded=showingverylittleintelligenceabsent-minded心不在焉的open-minded虚心的，没有偏见的narrow-minded心胸狭窄的single-minded一心一意的strong-minded意志坚强的weak-minded低能的，愚蠢的•3.AndmymemorybecamesolargethatIcouldn’tbelieveit!so…that…:如此….以致于….Hewassoexcitedthathecouldnotspeak.HeransofastthatIcouldn’tcatchupwithhim.so+形容词(副词)+that….such+名词+that….他如此聪明，以致于我们很喜欢他。Heissocleverthatwelikehimverymuch.Heissuchacleverboythatwelikehimverymuch.Weleftearlysothatwecouldcatchthefirstbus.sothat…:1)以致于，结果是；2)以便，为的是（inorderthat）Hegotuplate,sothathedidn’tgettoschoolontime.他起床晚了，以致于不能按时到校。我们早点离开为的是赶上第一班车。1243561.monitor2.screen3.CDROM4.mouse5.keyboard6.harddiskTask1.Labeleachpart1Amonitoris2Thescreenis3Akeyboardis4Amouseis5ACD-ROMis6Aharddiskis(a)thepartofacomputerthatstoresinformation.(b)thepartofthecomputerthatyoutypeon.(c)thepartofthecomputerthatlookslikeatelevision(d)somethingyouusetoclickonthings(files,etc.).(e)thepartofthemonitorthatyoulookat.(f)aseparatediskthatcontainslot