人教版高中英语必修三Unit3全课件

Unit3ComputersVocabulary1.totaladj.总的；整个的n.总数；合计

(1)atotalfailure完全失败Itisatotalfailure.atotalof...总共……Yougot47pointsonthewrittenexaminationand18ontheoral，makingatotalof65.你笔试得了47分，口试得了18分，总分65分。intotal加起来Intotal，over250employeescompletedthesafetytraining.总共有超过250名员工完成了安全培训。(2)totallyadv.完全地；整个地Itistotallyunbelievable.

2.technologyn.[U]技术，工艺学，工程技术

techniquen.[C]技巧，技术，技能

3.revolutionn.(1)革命eg:cause/startarevolutionTheFrenchRevolutionbrokeoutin1789.(2)巨变，大变革eg:acultural/social/scientificrevolution

4.artificialadj.(1)人工的，人造的，假的eg:artificialintelligence人工智能(2)人为的，非自然的eg:Ajobinterviewisavery

artificial

situation.(3)虚假的，假装的eg:artificialemotion假装的感情5.intelligence[U]n.智力，才智；消息，情报搭配：havetheintelligencetodosth有做某事的智慧eg:Hedidn’tevenhavetheintelligencetocallforan

ambulance.

intelligentadj.聪明的6.from…on从某时开始，从某时以后fromthen/thattimeon从那时起,一般用：”一般过去时fromnowon从现在起,一般用：“一般将来时Iwillstudyhardfromnowon.Iremeberedherwordsfromthenon.6.Resultn./v.结果，发生，产生作用或结果Asa/theresult最终，结果(插入语或句首)Heisveryhandsome.Asaresult,manygirlsfallinlovewithhim.Hedidn’tworkhard,asaresult,hewasdismissed.Asa/theresultof

(=becauseof

)由于(+n/ving,做原因状语,可放在句中或句首)Asaresultof/Becauseoftheweather,allthecrops

growwell.Theywerepunishedasaresultofcuttingtreeswithoutpermission.Resultin导致(结果)resultfrom由于(原因,谓语)Thecompanyresultedinfailure.Thetrafficjamresultsfrombadweather.7.so...that...so＋形容词或副词＋that...引导结果状语从句。意思是“如此……以致于……”。Sheissobeautifulthatweallloveher.Herenssoquicklythatnoonecancatchupwithhim.sothat引导目的状语从句时，表示“以便；为了ThelittleboysavedeverycoinsothathecouldbuyhismotherapresentonMother'sday.8.applicationn.(1)申请，请求，申请书，申请表搭配：makeanapplication(tosb)forsth（向某人）申请某物eg:Imadeanapplicationtohimforhelp.(2)（尤指理论，发明等的）应用，运用eg:It’sofwideapplication.9.explorevt.(1)探测，勘查，探险搭配：exploresthforsth为了某物而勘探……eg:Theyexploredthelandtothesouthoftheriverforoil.(2)探究，仔细查阅eg:I’llexplorethepossibilityofgettingajobhere.explorationn.探险，探索，试探

explorern.探险者

10.anyhowadv.=anyway(1)而且，加之，反正eg:It’stooexpensiveandanyhowthecolordoesn’tsuityou.(2)尽管，即使这样eg:ThewaterwascoldbutI

tookashoweranyhow.(3)（转换话题，结束谈话时说）无论如何，反正eg:Anyhow,let’sforgetit.

11.goaln.(1)目标，目的搭配：setagoal设定目标Youshouldsetagoal.pursueagoal追求目标achieve/realize/reach

agoal达成目标Yuoumustworkhardtoachievethegoal.(2)进球，得分搭配：score/win/get/makeagoal得分TeamAgotagoal.

12.signalv./n.(1)v.发信号；示意搭配：signaltosb向某人发出信号signaltosbtodosth向某人发出做某事的信号Shewassignalingtothechildren.Shewassignalingtothechildrentostayoutside.(2)n.信号，暗号eg:Whentheteacherclosesher

book,it’sasignalforeveryonetostandup.

13.typen./v.(1)[C]n.类型，种类搭配：atypeof

(常跟单数)一种……Itisatypeofapple.alltypesof(复数)Shemixeswithalltypesofpeople.akindof=asortof一种(常跟单数)，allkindsof=allsortsof(复数)(2)[C]n.具有某种特征的人，典型eg:She’stheartisttype.(3)v.打字，打印eg:Theletterneedstobetyped.

14.inaway在某种程度上=toacertaindegree=inone/somewayeg：Inaway,Ilikethisnewtextbook.

intheway/insb’sway挡道，碍事

innoway决不，一点也不inthis/thatway以这种/那种方式bytheway顺便说一下

inanyway在任何方面

onone’swayto在去……的途中15.Raisev.招募，筹集，举起(主语的发出者将某物带到高处)，饲养，Heisraisingmoneyforcharity.Thegovernmentisraisingthearmy.Pleaseraiseyourhand.Iwasraisedbymyaunt.Raiseafamily养家raiseprices涨价raiseone’svoice提高嗓门Rise(太阳,月亮等)升起，上升，起立(主语自身移向较高位置)，起床Thesunrisesintheeast.Thechildrosefromthegroundandrantohismother.(站起来)arisevi.arise主要表示“出现、发生”等意思。Difficultieswillariseaswedothework.(出现)

16.withthehelpof=withone’shelp在……的帮助下eg:Withthehelpofhim(=Withhishelp),wefinishedtheworkontime.

withoutthehelpof=withoutone'shelp在没有……的帮助下Withoutthehelpofhim(=Withouthishelp),wecan'tfinish

theworkontime.

17.dealwith(1)对待，对付，处理eg:Howdoyoudealwiththisproblem.(2)与……交易（尤指做买卖）eg:We’vedealtwiththiscompanyfor20years.(3)论及，涉及eg:Thisbookdealswithanimportantissue.

18.watchover(1)看管，照顾eg:WillyouwatchovermyclotheswhileIhaveaswim.(2)看守，监视，守卫，保护eg:Theywerewatchedoverbythreepolicemen.

watchout注意，留神

keepawatchon监视

Unit3Computers

Period1WarmingupHeavy!Difficult!Hard!Tired!Easy!Fast!Free!keyboardmousemonitorscreenspeakerhostcomputercameraWhatdotheyhaveincommon?anabacusacalculatoradesktopanotebookcomputeralaptopdigitalcameraarobot(Whatdotheyhave

incommon?)Ithinkthat…Inmyopinion…Ibelievethat…What’syourreason?Whydoyouthinkso?1.Theycanbeusedforcalculating.2.Theycandealwithmathsproblems.3.Theyareourfriends.4.Theyareusefulandhelpful.DiscussionworkforusinMars(火星)What’snext?carrythingsworkinwars(战斗)仿真机器人entertainment娱乐Whatdoyouthinkwillbethenextdevelopment?CD--DVD-ROMDVDRWCRTmonitorLCDmonitorCPUharddiscchips/motherboardsomehardware:使用阴极射线管(CathodeRayTube)的显示器

Liquid

Crystal

Display

keyboardmousemodemscannerprinterspeakerfloppydisc/diskUSBflashdiscCD/VCD/DVDMP3playerMP4playerMemory:(存储器)移动硬盘USBFlashdisc1TB固态硬盘T硬盘Harddisc:Core2Duo

酷睿2:4核龙芯8核cpu:otherusefulwordsandexpressionsaboutcomputer:Network网络

Virus病毒Download下载Upload上传Program程序Website站点Hacker黑客Homepage主页Password密码Desktop桌面Username用户名Click点击Software软件Hardware硬件Homepage主页Reading:WhoamI?Skimming:Readandanswerthesequestions:2.Whowasthefirstpersontoinventtheearliestcomputer?

3.Whowasthenextimportantpersontodesigncomputers?

CharlesBabbageAlanTuring1.WhoamI?Acomputer.timeline1642:

1822:

1936:

1940s:1960s:1970s:Now:Scanning:Thecomputerbeganasacalculatingmachine.theAnalyticalMachinewasbuiltbyCharlesBabbage.Thecomputergrewrapidlybothinsizeandinbrainpower.Computerhadgrownaslargeasaroom.Computerswereusedinofficersandhomes.Computersconnectpeopleallovertheworldtogether.thefirstfamilyofcomputerswasconnectedtoeachotherThehistoryofcomputersthesecondgeneration(1956-1963)thethirdgeneration(1964-1971)thefourthgeneration(1971-)Thefirstgeneration(1945-1956)Thedevelopmentofcomputers:CalculatingmachineAnalyticalmachineUniversalmachineArtificialintelligenceComputerInternet计算器分析机万能机,通用机器人工智能Develop-mentEarlydaysNameFunctionPoorStrongA_________machineSimplifydifficultsumsAn________machineThinklogicallyandproduceananswerquicklyA_________machineSolvedifficult______________________calculatinganalytical

universal

mathematicalproblemsDevelop-mentNetworktimes_________storedinTubesLargeSmall____________Smallchips________________Narrow

WideFinance________RobotsMobilephones___________SpacerocketsMedicaloperationsMemoryTransistorsApplicationsCommunicationTradeIntensivereading:Underlinethephrases&sentencesthatyouthinkareimportantStarsentences:P1L2I_______instructionsfromcardswithholes.P15EarlierIwasnotverybig,butthenIbecame______.P1L6However,peoplethoughtIwas___________untilthey_________Ihad“artificialintelligence.”我执行穿孔卡的指令早些时候我并不是很大，但是后来我变得非常大可是，人们认为我头脑简单，直到发现我有人工智能时，他们才不那么想了。followedhugesimple-mindeddiscoveredP1L8Astheyearshave________,Ihavebeenmadesmallerandsmaller.P2L1Therewere______whenmysizewas________changed.P2L3ButIwasalwayssolonely_______therebymyself,untilintheearly1960s,theygavemeafamily________byanetwork.随着岁月的流逝，我被做得越来越小了.有段时期我的体积完全变了但是我总是孤孤单单地站在那里，直到60年代初，人们才给了我一个用网络连接的家庭。gonebytimestotallystandingconnectedAdvantagesanddisadvantagesofthecomputers.Discussion

advantages

wecancommunicatewithfriendslistentothemusicseefilms&watchnewsplaygamesdoshoppingsavealotoftimedoalotofusefulthings

DisadvantagesSomepeopleespeciallytheteenagersabandon(沉迷于)themselvestothecomputergamesandchattingontheInternet.Asaresult,theyhavelittletimetostudy.Somepeopleusethecomputerwrongly.Grammar现在完成时(presentperfecttense)的被动语态：

S+have/has+been+done(过去分词)1OvertimeIhavebeenchangedquitealot.2FirstasaPCandthenasalaptopIhavebeenusedinofficesandhomessincethe1970s.3…IneverforgetanythingIhavebeentold!4Sincethe1970smanynewapplicationshavebeenfoundforme.5Ihavealsobeenputintorobotsandusedtomakemobilephones…6IhaveevenbeenputintospacerocketsandsenttoexploretheMOonandMars.现在完成时的被动语态表达以下两个概念：1.说话时已经完成的动作或出现的结果。2.主语是行为动作的承受者，在使用现在完成时的被动语态时要注意以下两点：过去分词前有两个助动词have/has和been。2.必须表示被动。Ihavebeentoldaboutitmanytimes．Thebridgehasjustbeenbuilt．1.现在完成时被动语态肯定句句型：主语+have/hasbeen+过去分词Hermotorbikehasbeenstolen.2.现在完成时被动语态否定句句型：主语+have/has+not+been+过去分词Thetaskhasnotbeenfinishedyet.Manyskilledworkershavenotbeentrainedinthecompany.Thepresentperfectpassivevoice(肯定句、否定句:

3.现在完成时被动语态一般疑问句句型：Have/Has+主语+been+过去分词...?Hasanewcomputerbeenbought?HavetheybeensentabroadtostudyEnglish?4.现在完成时被动语态特殊疑问句句型：疑问词+have/has+主语+been+过去分词...?Wherehasthecarbeenrepaired?Whohavebeenhelpedbythenewcomputer?Howmanybuildingshavebeenbuiltinthisschool?

Thepresentperfectpassivevoice(疑问句）:

Workers

havebuilt

thehousesincetwoyearsago.sincetwoyearsago.Exercise1:Changethesentencesintothepresentperfectpassivevoice动作的执行者动作的承受者谓语动词Thehousehas

beenbuiltbyworkers1We

havereceived

manyletterssincelastweek.Manyletters

havebeenreceived

sincelastweek.Changethesentencesintothepresentperfectpassivevoice2Myfriendhasboughtanewpersonalcomputer.

Anewpersonalcomputerhasbeenboughtbymyfriends3Theshophasrepairedmycomputerveryquickly.

Mycomputerhasbeenrepairedbytheshopveryquickly.ChangethesentencesintothepresentperfectpassivevoiceThebuildings,destroy,earthquakeThebuildingshavebeendestroyedintheearthquake;Exercise2:

Makingupsentencesusingpresentperfectpassivevoice:machinereplacecomputer1Themachine

hasbeenreplacedbythecomputer

.Makingupsentencesusingpresentperfectpassivevoice:newbridge,build,inourcity2Anewbridgehasbeenbuiltinourcity

manytrees,plant,alongtheroad