高考英语第一轮复习 第一部分课文 Module 2 Unit 3 Computer课件.ppt

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1、Unit 3 ComputerModule 2第一部分第一部分 基础模块夯实基础模块夯实 2021/8/11 星期三1Section I.Section I.课本扫描课本扫描课本扫描课本扫描词词汇汇部部分分词形词形变化变化1.explorevt.&vi.探索，探测，探究explorationn.勘探；探测exploratoryadj.勘探的；探索的2.universen.宇宙，世界universaladj.通用的；普遍的；宇宙的3.appear v.出现，呈现appearancen.出现；显现；呈现;外表；外貌2021/8/11 星期三2重点重点单词单词1.sum n.总数；算术题；金额2.a

2、dvantagen.优点；优势；有利条件3.goaln.目标；目的；球门；（进球）得分4.signal n.信号；手势vt.&vi.发信号5.arisevi.(arose,arisen)出现；发生6.universaladj.普遍的；通用的；宇宙的7.simplifyvt.简化8.logicaladj.合逻辑的；合情理的9.intelligencen.智力；聪明；职能10.artificialadj.人造的；假的11.application n.应用；用途；申请12.financen.金融；财政2021/8/11 星期三3重点重点词组词组1.incommon共同的；共有的；共用的2.ina/o

3、neway在某种程度上，从某种意义上说3.watchover看守；监视；照看4.makeup化妆；化装；捏造，虚构（故事、诗等）5.humanrace人类6.withthehelpof在的帮助下7.dealwith处理；安排；对付2021/8/11 星期三4重点句子重点句子1.Bythe1940shadgrownaslargeasaroom,and IwonderedifIwouldgrowlarger!2.However,thisrealityalsoworriedmydesigners.重点语法重点语法现在完成时的被动语态（见语法专题P316）2021/8/11 星期三5一、核心单词一、核

4、心单词1.sum sm n.总数；算术题；金额vi.概括vt.总结；合计(1)Hewasfinedthesumof200.他被处以200英镑罚金。(2)Thesumof2and3is5.2加3的和是5。归纳：归纳：insum简言之；总而言之sumsb./sth.up形成对某人(某事物)的看法2021/8/11 星期三6小练：小练：中译英(1)总之，计划告吹了。_(2)我认为他是一个很能干的经理。_(1)Insum,theplanfailed.(2)Isummedhisupasacompetentmanager.2021/8/11 星期三72.advantage dv:ntid n.优点；优势；

5、有利条件(1)Shehastheadvantageofasteadyjob.她有工作稳定的有利条件。(2)Theytookfulladvantageofthehotelsfacilities.他们充分利用旅馆的设备。2021/8/11 星期三8归纳：归纳：takeadvantageof利用tosb.sadvantage对某人有利have/get/winanadvantageover(of)胜过；优于小练：小练：根据中文意思完成句子。(1)She_(趁着天气好)togoforawalk.(2)They_(比有优势)theenemy.(1)tookadvantageofthegoodweather

6、(2)had/got/wonanadvantageover2021/8/11 星期三93.goal ul n.目标；目的；球门；（进球）得分(1)Heheadedtheballintoanopengoal.他乘虚把球顶入球门。(2)Wewonbythreegoalstoone.以三比一获胜。(3)Youdbettersetagoalbeforeyoustartthedrill.开始练习前，你最好设定一个目标。2021/8/11 星期三10归纳：归纳：score/kick a goal 得(踢进一球得)一分keep goal守球门life goal/ones goal in life生活目标ac

7、hieve/realize ones goal实现目标小练：小练：中译英(1)她已经实现了她的目标。_(2)我的人生目标是帮助他人。_(1)She has achieved her goal.(2)My goal in life is to help others.2021/8/11 星期三114.signal sinl n.信号；手势vt.&vi.发信号(1)Aredlightisusuallyasignalfor/ofdanger.红灯通常是危险的信号。(2)Shesignaled(to)thewaitertobringthemenu.她示意要服务员把菜单拿来。归纳：归纳：signalto

8、sb./sth.forsth.用信号传达（某信息）；用信号与（某人）通讯signalwith用发信号2021/8/11 星期三12小练：小练：中译英(1)他抬起手臂示意我们停下。_(2)他用红旗发信号。_(1)Heraisedhisarmsaasignalforustostop(2)Hewassignalingwitharedflag.2021/8/11 星期三135.ariseraiz vi.（arose,arisen）出现；发生(1)Anewdifficultyhasarisen.出现了新的困难。(2)Accidentsarisefromcarelessness.疏忽大意往往会引起事故的发

9、生。归纳：归纳：arisefrom/outof由引起；由产生2021/8/11 星期三14小练：小练：根据中文意思完成句子。(1)他的病是缺乏休息引起的。_(2)由于缺乏交流而产生了问题。Problemshavearisen_thelackofcommunication.(1)Hisillnessarosefromlackofrest.(2)outof2021/8/11 星期三15二、重点词组二、重点词组1.in common共同的；共有的；共用的Isthiswordincommonuse?这个词常用吗?短语归纳：短语归纳：havenothingincommon无共同之处havelittlei

10、ncommon几乎无共同之处havesomething/alotincommon有一些/许多共同之处incommonwith与一样2021/8/11 星期三16小练：小练：根据中文意思完成句子。(1)我和他毫无共同之处。_(2)他已和许多人一样申请参加训练。_,heappliedforatrainingplace.(1)Ihavenothingincommonwithhim.(2)Incommonwithmanyothers2021/8/11 星期三172.in a/one way=in some ways在某种程度上，从某种意义上说(1)Inaway,herEnglishhasimprove

11、d.从某种程度上来说，她的英语有进步。(2)Hesbeenthroughabadpatchrecently.他最近经历了一段困难时期。短语归纳：短语归纳：intheway妨碍onthe/onesway(to)在(去)的路上2021/8/11 星期三18bytheway顺便提一下innoway决不alltheway自始至终；完全地inthisway用这种方法小练：小练：中译英(1)从某种程度上说，我很喜欢这本新教材。_(2)看来你的自行车挡道了。_(1)Inaway,Ilikethisnewtextbookverymuch.(2)Imafraidyourbikeisintheway.2021/8

12、/11 星期三193.watch over看守；监视；照看(1)Couldyouwatch(over)myclotheswhileIhaveaswim?我游泳时你看着我的衣物行吗?(2)ShefeltthatGodwaswatchingoverher.她感觉到上帝保佑着她。短语归纳：短语归纳：watchout(for)当心；注意watchforsb./sth.观察/等待某人/物keepawatchon监视undertheclosewatch在严密的监视下2021/8/11 星期三20小练：小练：中译英(1)他们等待着进一步的发展。_(2)小心!汽车来了。_(1)Theyarewatchingf

13、orfurtherdevelopments.(2)Watchout!Theresacarcoming.2021/8/11 星期三214.make up化妆；化装；捏造，虚构（故事、诗等）(1)Shespentanhourmaking(herself)upbeforetheparty.她在聚会前化妆用了一个小时。(2)Stopmakingthingsup!不要胡编了！短语归纳：短语归纳：makeupfor补偿bemadeupof=consistof由组成makefor有利于，有助于；走向；冲向2021/8/11 星期三22makeit及时抵达，办成功makeitup和解；讲和makeknown表

14、明；报告makeout理解；辨认出小练：小练：用make的适当短语填空。(1)社会是由能力迥异的人组成的。Societyis_peopleofwidelydifferingabilities.(2)Icouldnt_whathewassaying.(1)madeupof(2)makeout2021/8/11 星期三23三、课文回顾三、课文回顾Thecomputerhasbeenchangedquitealotovertime.ItbeganasacalculatingmachineinFrancein1642,whichcouldbe1_(simple)difficultsums.Ittook

15、nearlytwohundredyears2thecomputerwasbuiltasananalyticalmachinebyCharlesBabbage.Afterthecomputer3(program)byanoperatorwhousedcardswithholes,itcould“think”4(logic)andproduceananswerquickerthananyperson.In1936AlanTuringwroteabookabout5thecomputercouldbemadetoworkasa“universalmachine”tosolveanydifficult

16、mathematicalproblem.1.simplify2.before3.wasprogrammed4.logically5.how2021/8/11 星期三24Fromthenon,itgrewrapidlybothinsizeandinbrainpower.Bythe1940sithadgrownaslargeasaroom.6_timewentby,thecomputerwasmadesmaller.Firstthememorywasstoredintubes,thenontransistorsandlater7_verysmallchips.Asaresult,ittotally

17、changeditsshape.Overtimeitsmemoryhasdevelopedsomuchthatitneverforgetsanythingit8_(tell).ThecomputerhasevenbeenputintospacerocketsandsenttoexploretheMoonandMars.9_,thecomputersgoalistoprovidehumanswithalifeofhighqualityandbecomea10_(devote)friendandhelperofthehumanrace.6.As7.on8.hasbeentold9.Anyhow10

18、.devoted2021/8/11 星期三25四、句子精析与仿写四、句子精析与仿写1.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.我发展得很慢，差不多两百年之后，CharlesBabbage才把我制成了一台分析机。句子分析：句子分析：Ittakes/is+一段时间+before过了一段时间才“Itwillbelongbefore从句(一般现在时)”与“Itwaslongbefore从句(一般过

19、去时)”的意思是“过很久才”，强调经过的时间长。“Itwillnotbelongbefore从句(一般现在时)”与2021/8/11 星期三26“Itwasnotlongbefore从句(一般过去时)”，意思是“没过很久就”，强调经过的时间短。仿写：仿写：(1)我们花了几个月的时间才解决公司的财务问题。_(2)还有半年你才从这所学校毕业。_(1)Ittookmonthsbeforewesolvedthefinancialproblemofourcompany.(2)Itwillbehalfayearbeforeyougraduatefromtheschool.2021/8/11 星期三272.

20、And my memory became so large that even I couldnt believe it!我的存储量变得如此巨大，甚至连我自己都不敢相信！句子分析：句子分析：so.that.如此以致。that引导结果状语从句。另外，such.that.也引导结果状语从句。其结构形式为：soadj./adv，/soadj.a/an可数名词单数，somany/few可数名词复数，somuch/little不可数名词that从句，sucha/anadj.可数名词单数，such+adj.可数名词复数，suchadj.不可数名词that从句。2021/8/11 星期三28仿写：仿写：(1

21、)她兴奋得睡不着觉。_(2)天气如此热，谁也不想干活。_(3)我的作文出了许多错误，老师批评了我。_(1)Shewassoexcitedthatshecouldntgotosleep.(2)Itwassohotadaythatnobodywantedtodoanything.(Itwassuchahotdaythatnobodywantedtodoanything.)(3)Imadesomanymistakesinthecompositionthattheteachercriticizedme.2021/8/11 星期三293.Anyhow,my goal is to provide huma

22、ns with a life of high quality.无论如何，我的目标是为人类提供高质量的生活。句子分析：句子分析：(1)ofhighquality在句中作作定语，属于ofn.结构。这一结构相当于形容词，在句中可以作表语、定语或宾语补足语。(2)ofn.结构中的名词是抽象名词时，相当于其名词所对应的形容词的意思，说明被修饰词具有某种特征或属性。常用的名词有：use,importance,help,value,interest,benefit等。这些名词前可用great,no,little,some,any,notmuch等修饰，以表示不同程度。(3)ofn.结构中的名词表示种类、数量

23、、2021/8/11 星期三30度量等时，表示不同的人或物的共同特征，此时名词前通常有冠词。常用的名词有：size,type,kind,price,height,depth,length,weight,age,shape,colour等。仿写：仿写：(1)骆驼对阿拉伯人有很大帮助。_(2)这两个人年龄相同，但身高不同。_(1)ThecamelisofgreathelptotheArab.(ThecamelisveryhelpfultotheArab.)(2)Thetwoareofanage,butareofdifferentheights.2021/8/11 星期三314.Personally

24、,I think the team who won first place cheated.我个人认为得冠军的那个队作弊了。句子分析：句子分析：think后引导的是宾语从句，把that省略了。而后的who引导定语从句，指代先行词theteam作won的主语。personally相当于inmyopinion/frommypointofview/asfarasIamconcerned。仿写：仿写：2021/8/11 星期三32(1)你也许不同意，但我认为她是一个不错的女孩。_(2)很多人不知道什么是爱，我觉得爱是我们看不见但是能用心感受得到的东西。_(1)Youmaynotagree,butper

25、sonallyIthinksheisaverygoodgirl.(2)Manypeopleoftenwonderwhatloveis.Inmyopinion,loveissomethingwecantseebutcanbefeltbyheart.2021/8/11 星期三335 But I was always so lonely standing there by myself,until in early 1960s they gave me a family connected by a network.但我总是孤零零地站在那里，一直到20世纪60年代，他们给了我一个用网络连接的家庭。句

26、子分析：句子分析：句中有两个非谓语形式，standingthere,现在分词表示主动，表示伴随状语；connectedbyanetwork句中作后置定语修饰family，有被动关系，相当于“afamilythatwasconnectedby”。2021/8/11 星期三34仿写：仿写：(1)29岁的Dave是一个工人，住在Boston附近的一套小公寓里，不知道未来做什么。_(2)有人邀请我们参加下周五在我们俱乐部举行的晚会。_(1)Attheageof29,Davewasaworker,livinginasmallapartmentnearBostonandwonderingwhattodoi

27、nthefuture.(2)WeareinvitedtoapartytobeheldinourclubnextFriday.2021/8/11 星期三35Section II.Section II.读写强化读写强化读写强化读写强化一、根据课文回答下列问题：一、根据课文回答下列问题：1.Whatdoesacomputerconsistof?1.Acomputerconsistsofamonitor,ascreen,aCD-ROM,amouse,akeyboardandaharddisk.2.Doyouhaveacomputer?Whatdoyoudobyusingacomputer?2.Ioft

28、ensurftheInternettofindsomeEnglishmoviesinmyfreetime.IthinkthisactivityisnotonlyforfunbutalsocanimprovemyEnglishlisteningandspeaking.2021/8/11 星期三363.Howhavecomputerschangedourlives?3.Since1946,computershavechangedourlives.First,itcanstorealotofinformation.Second,acomputercanworkveryquicklythousands

29、oftimesfasterthanhumananditwontbetired.Third,itcandoalotofworkforus.Fourth,itcanmakepeopleconvenienttocommunicatewitheachother.2021/8/11 星期三374.Ingeneral,whateffectsdoyouthinkthecomputertechnologyhashadonyourstudy?4.Itiscertainlyagoodphenomenonthatmorestudentsaremakinguseofcomputersintheirstudies.Ho

30、wever,therearestillsomeproblemsthatshouldconcernus.First,manystudentsusecomputersonlytoplaygamesorchatontheInternet.Spendinglonghourssittingatthecomputerisbadforoneshealthandcanalsoaffectonesstudy.Second,studentsmaybecometoodependentoncomputersandforgettolearnbasicskills.Whenaskedtowritecompositions

31、duringatest,somestudentscomplainthattheycannotconcentrateiftheyarenotfacingacomputerandtypingtheircompositionsout.Weshouldpaymoreattentiontotheseproblemsandtrytosolvethemsothatcomputerswillserveusbetter.2021/8/11 星期三385.Imaginehowacomputerwilldevelopinthefuture.5.Iguess,inthefuture,perhapslessthanac

32、entury,ortheeraofcommunismcomestoreality,ourcomputerbecomesonlyaterminalconnectedtoawholegiantdistributedsystem.Thatistosay,analmightydistributedOSisrunningalldaylong,manipulatingallthecomputers,butyoucantfinditscentermachine,eachsinglecomputercontributesacertainCPUtimeandmemoryspace.TheOSisbasedont

33、hestrongAItheory,workingasifitisgivenalife,whichcanmanageitssourcesinvariouskindsofmachines,canmove,hide,menditselffromunittounit.2021/8/11 星期三39二、美文欣赏与模仿：二、美文欣赏与模仿：Thecomputerwhichwemodernpeoplearefamiliarwithisanelectronicproduct;itcanhelpusdealwithcharacters,imagesandvariousdocuments.Thereisaloto

34、fdatathatweordinarypeoplecantcalculate,butthecomputercanhelpuscalculatetheresulteasily.Thebirthofthecomputerinfluencesalotofpeopleanditbringsusalotofconvenience.Ifeelthatwecanstudywellthroughcomputers,suchaslearningtyping,writingalotofarticlesandsoon.Weshouldmakegooduseoftheconveniencethatcomputersb

35、ringtoourdailylife.2021/8/11 星期三40Section.Section.单元配套单元配套单元配套单元配套一、重点词词形变换一、重点词词形变换 1.Theisamachinewhichcanhelpusdoalotof.(calculate)2.Nowadaystheofcomputersimprovesveryfast.Manyproblemshavebeensolvedbythe.(technology)3.Theuseofatomicenergywillthelivesofcominggenerations.Itwillbringchangesanditisco

36、nsideredoneofthegreatestinthiscentury.(revolution)1.calculator,calculating,calculations2.technology,technological,technologist3.revolutionize,revolutional,revolutions2021/8/11 星期三414.Weweresurprisedthatshewasinignoranceofthecomingcar.(total)5.Althoughhewasnottobeaboyoflittle,heansweredthequestion,wh

37、ichinfactshowedthathewasthanwethought.(intelligence)6.Thebabyweighed15poundsatsothatsomerelativesjokedthathewasforjudo.(bear)7.Ifyoucantakefullofthemistakesmadebyyourrivalsandavoidyourown,itwillbeforyourcompetition.(advantage)4.totally,total5.intelligence,intelligently,moreintelligent6.birth,born7.a

38、dvantage,disadvantages,advantageous2021/8/11 星期三428.Thereseemednotmuchtobetweenthosetwo,buthestillmadeacareful.(choose)9.,Ithinkitishismatter.Wedbetternotinterfereinit.Wearenotthatsortof.(person)10.Youhavedoneusefulandwork.Youhaveanewwaytodoit.Whata.(create)8.choose,choice9.Personally,personal,perso

39、ns10.creative,created,creation2021/8/11 星期三43二、活用表格中的短语二、活用表格中的短语1.Whendoestheplan_?2.Theyaresodifferentthatthey_.3.Thelaw_allcitizenswithintheboundary.4.Itisdifficultformeto_becausetheyarebothfairlyattractive.5.IamalwaysreadytohelpthoseinneedbutIhate_eintooperation2.havenothingincommon3.appliesto 4

40、.makeachoice5.beingtakenadvantageof 2021/8/11 星期三446.Imsure_ourteacherwecansolvethisdifficultproblem.7.Dont_anyexcuse.Iwontlistentoit.8.Givehimanotherchance,please.Heisstilltooyoungto_thesituation.9.Withtime_,hecameoutfromthesadness.10.Youareresponsiblefortheaccident_.Ifyoudidntlendhimthemotorbike,h

41、ewouldntbeabletogoout.6.withthehelpof7.makeup8.dealwith9.goingby10.inaway2021/8/11 星期三45三、完形填空三、完形填空词数：词数：329 建议用时：建议用时：20分钟分钟难度：难度：秘秘诀诀探探寻寻：形形容容词词(3)技巧点拨技巧点拨注意上下文内容的一致关系：形容词作表语用，主语就是线索；有副词修饰形容词，副词就是线索。有多个修饰成分同时修饰一个名词，答案就在修饰成分中：形容词修饰名词时，名词就是线索。2021/8/11 星期三46真真题题导导悟悟1.Youdbetterstayatschoolnow.Look!

42、Theskyisovercastwithdarkclouds.Imafraid_rainisgoingtofall.1.heavy根据darkclouds可知heavyrain暴雨，如填large/big/great均属表达错误。2.Thepriceoftheportablecomputers(手提电脑)isstillso_thatIcantaffordtobuyone.2.high根据后暗示Icantaffordtobuyone得知答案为high,expensive/dear均属表达错误。3.Suchagrammarmistakeis_amongthebeginnersofEmon根据一致关

43、系主语可知答案是common(平常的，常见的)，学生填normal(标准的)，general（一般的，普遍的)，ordinary(平常的，普通的)。2021/8/11 星期三47图穷图穷匕现匕现本文中的2，13题，只要我们充分利用上下文，就会很容易得到答案。思思路路盘盘剥剥段落段落Key wordsTopic sentencesTitle TeenangelsPara.1 dangersSomerealdangersaretobefoundclosertoyoungWebsurfers.Main idea2021/8/11 星期三48Para.2 5volunteers,educational

44、,anti-virus,givingtipson,received,hasdiscoveredthatnotall,while,may,anenemytomorrowThebirthof“Teenangels”anditsfunctioninWebsurfing.BesideshackersandpredatorsareconsideredthebiggestthreatstotheyoungestWebsurfers,somedangersaremeanwhiletobefoundclosertothem,thus“teenangels”cameintobeing.Para.67kidsli

45、stentootherkidsThedevelopmentof“Teenangels”.2021/8/11 星期三49Asifsexualpredators(猎食者)andcomputerviruseswerentenoughfortheyoungestsetofWebsurferstoworryabout,theyalsohavetobeonthelookoutfortheirpeers(同龄人).Thatstheviewofoneteenagedexpertonsecurityofyoungercomputerusers.Hackersandpredatorsareconsideredth

46、ebiggest1,butsomedangersaretobefoundclosertohome,thisexpertsays.Tylerisoneofabout602Teenangels,agroupofvolunteerswhoworktoensurethe3ofchildrenandteenagersontheWebbyproducingeducationalvideos,4kidsaboutanti-virussoftwareandgivingtipsonhowto5predators.2021/8/11 星期三50Tylerhasreceivedsixweeksofspecializ

47、edonlinesafety6fromtheFederalBureauofInvestigation,theDepartmentofJustice.In7theproblem,Tylerhasdiscoveredthatnotallofthedangersareposed(形成)by8somethingthatparentsandcomputersecurityprofessionalstendto9.Whilepredatoryadultsandexperiencedhackers10putteensandchildrenortheircomputers-inseriousdanger,ot

48、herkidsmay11causemajordamage.Asanyonewhohas12theirteensknows,afriendtodaymaybeanenemytomorrow.2021/8/11 星期三51“Kidscanharass(骚扰)eachother;youhavetowatchoutandnotgiveouttoomuchinformation,”Tyleradvised.Somekidssendcomputerwormsforkicks.Othersusepersonalinformationtochangesomeonespasswords,andthensend1

49、3Internetmessagesfromthataccount.Stillothersbuildhatesitestargetingcertainpeopleorgroups.Tylerhopesto14Teenangels.KidsaresuitableforTeenangelswhentheyturn13andcanremaininthegroupthroughtheircollegeyears,saidTyler.Teenangles15becausekidslistentootherkids.2021/8/11 星期三52ThegroupfallsunderanumbrellaInt

50、ernetsafetyandeducationorganizationcalledWiredSafety.org.Affiliated(附属的)groupsincludeWiredKids.org,WiredPatrol.organdWiredCops.org.1.A.threats B.figuresC.questionsD.advance2.A.sensitiveB.lovelyC.activeD.careful1.A黑客和网上色狼被认为是最大的威胁。2.C这些少年天使都是志愿者，他们在积极地工作，因此“积极的”符合逻辑。2021/8/11 星期三533.A.communication B