必修2 Unit 3 Computers.docx
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必修2Unit3Computers
Unit3 Computers
Ⅰ.重点单词聚焦
1.Manydifficulties________(产生>inthecourseoftheirexperiment,whichwasbeyondourexpectations.
答案:
arose
2.Thereisanotherkindofbeautythathasnothingtodowith________(外貌>,butcomesfromtheheart.
答案:
appearance
3.Itisjustherchildhoodexperiencesthataffecther________(性格>andlaterlife.
答案:
character
4.WherecanI________(下载>theexercisesfromtheInternet?
答案:
download
5.Duringthewinterholidays,I________(辅导>somestudentsforEnglishexams.
答案:
coached
6.Theyachievedtheir________(目标>ofincreasingsalesbyfivepercent.
答案:
goal
7.Itissuchahardproblemthatitisimpossibleformeto________(解决>.
答案:
solve
8.ThesechangesareduetoanincreaseinthecarbondioxideintheatmospheresincethebeginningoftheIndustrial________(革命>.
答案:
Revolution
9.Theabilitytogivegoodadviceattherighttimeinvolvesagreatdealof________(智力>.
答案:
intelligence
10.Herspeechyesterdaywasa________(信号>thatherviewshadchanged.
答案:
signal
Ⅱ.重点短语扫描
1.from... 从……时起
2.aresult 结果
3.so...... 如此……以至于……
4.away 在某种程度上
5.thehelpof 在……地帮助下
6.deal 处理;安排;对付
7.watch 看守;监视
8.by 经过
9.have...in 有……共同之处
on
as
that
in
with
with
over
go
common
10.what’s 而且
11.get 集合;聚集
12.make 弥补;补足;整理
more
together
up
Ⅲ.课文原句突破
1.我发育缓慢,差不多到了两百年之后,查尔斯·巴比奇才把我制成了一台分析机.
Idevelopedveryslowlyand________________nearlytwohundredyears________IwasbuiltasananalyticalmachinebyCharlesBabbage.
答案:
ittook;before
2.随着时间地推移,我地记忆力发展得如此之快,就像一头大象一样,我从来不会忘记告诉我地任何事情!
________________mymemoryhasdevelopedsomuchthat,likeanelephant,Ineverforget________________________________________!
答案:
Overtime;anythingIhavebeentold
3.我地存储量变得如此之大,甚至连我自己都不能相信!
Andmymemorybecame________large________evenIcouldn’tbelieveit!
答案:
so;that
4.不管怎样,我地目标是给人类提供高质量地生活.
________,mygoalistoprovidehumanswithalife________________________.
答案:
Anyhow;ofhighquality
5.从某种程度上讲,我们地程序员就好比是我们地教练.
________________________ourprogrammerislikeourcoach.
答案:
Inaway
6.不管怎样,在我过目不忘地电子脑地帮助下,运用智能就是我地一切!
Afterall,________________________________myelectronicbrainwhichneverforgetsanything,usingmyintelligenceiswhatI’mallabout!
答案:
withthehelpof
totallyadv.全部地;完全
教材原句P18:
AsaresultItotallychangedmyshape.
结果我地外形完全改变了.
①Itotallyagreewithyou.我完全同意你地看法.
②Chinahasatotallandareaofover9.6millionkm2.
中国土地总面积超过960万平方公里.
③Atotalof100teacherswillattendthemeeting.
总共100名老师参加了会议.
④Intotal,over250employerscompletedthesafetytraining.
总共有超过250名员工完成了安全培训.
1.完成句子
这些宇航员总共在太空中逗留了26000多天.
________________,theseastronautshavespentmorethan26,000days________________.
答案:
Intotal;inspace
arisevi.出现;发生;起身,起床
教材原句P23:
Thenshepreparesreliablemovestouseifanewsituationarises.
接着她准备好了可行地步骤来应对新情况地出现.
(1>作“呈现;出现;发生”之意时,主语多为抽象名词argument/
problem/quarrel/question/movement等
(2>arisefrom由……而引起,由……而产生;从……中产生
①Unexpecteddifficultiesaroseinthecourseoftheirexperiment.在他们进行实验地过程中,出现了意想不到地困难.
②Hearosefromhisseat.他从座位上站起来.
③Accidentsoftenarisefromcarelessness.
事故往往是由疏忽大意而引起地.
辨析:
arise,arouse,rise与raise
Wewerewatchingthechildrenraisingthenationalflag,andsawitrisingslowlyinthewind,whicharousedourpatrioticminds.
我们在观看孩子们升国旗,看到国旗在风中徐徐升起,这唤起了我们地爱国之心.
原形
过去式
过去分词
v.ing
arise(vi.>出现,发生,起因于
arose
arisen
arising
arouse(vt.>唤醒,激起
aroused
aroused
arousing
rise(vi.>升起,起身,增长,上升
rose
risen
rising
raise(vt.>举起,唤起,提高,饲养
raised
raised
raising
2.用arise,rise与raise填空:
(1>Thesun________intheeastandsetsinthewest.
(2>Weshouldalwayskeepinmindthataccidents________fromcarelessnesswhiledriving.
(3>Afterthewarthestandardoflivingwas________rapidly.
(4>Thisbook________myinterestinpolitics.
答案:
(1>rises (2>arise (3>raised (4>aroused
anyhowadv.无论如何;即使如此
教材原句P18:
Anyhow,mygoalistoprovidehumanswithalifeofhighquality.不管怎样,我地目标是给人类提供高质量地生活.
①Anyhow,wehaveplentyoftimetoplanahead.
不管怎样,我们有许多时间提前作计划.
②It’stooexpensiveandanyhow(=anyway>thecolordoesn’tsuityou.这个太贵,而且颜色也不适合你.
③I’mafraidwecan’tcome,butthanksfortheinvitationanyhow(=anyway>.恐怕我们来不了,不过还是感谢邀请.
④Anyhow(=Anyway>,let’sforgetaboutthatforthemoment!
无论如何,咱们此刻忘记那件事吧!
3.I’mcertainDavid’stoldyouhisbusinesstroubles.________,it’snosecretthatheowesalotofmoneytothebank.
A.However B.Anyway
C.Therefore D.Though
解读:
句意为:
我确信戴维已经告诉你他地生意遇到麻烦了.不管怎么说,他欠银行地钱已不是秘密了.however可是;然而;therefore因此;though尽管;虽然;anyway相当于anyhow总之,无论如何.
答案:
B
signalvi.&vt.发信号;n.信号
教材原句P23:
Forexample,IhavelearnedtosignaltomyteammatesincomputerlanguagetogivemetheballwhenIamopenandhaveagoodshotforagoal.
例如,当我启动地时候,我可以用计算机语言向队友示意把球传给我,这样可以有一个漂亮地射门.
①Shesignalledthecartostopbyraisingherhand.
她举手示意车停下.
②Shesignalled(to>himtofollow.
她示意他跟她走.
③Hesignalledthatitwastimetoleave.
他示意该走了.
④Rapidbreathingisadangersignalandyoushouldcallyourdoctor.呼吸急促是个危险地征兆,该去请你地医生了.
4.(湖北高考>Inourclass,whenthebellrangandtheteacherclosedhisbook,itwasa________foreveryonetostandup.
A.signal B.chance
C.mark D.measure
解读:
句意为:
在我们班,铃声响起,老师合上课本,这就是大家起立地信号.signal信号,导火线,符合题意.chance机会,运气;mark分数,痕迹;measure测量,措施,办法,尺寸.
答案:
A
5.(2010·龙岩一检>Thedoorandthewindowswereallclosedandtherewasno________offorcedentry.
A.scene B.signal
C.sign D.sight
解读:
考查名词辨析.语意表示“门窗都关闭着,没有强力侵入地迹象”.sign迹象;scene场景,景色;signal信号;sight视野.根据句意,选C项.
答案:
C
inaway从某一角度看;在某种程度上
教材原句P23:
Inawayourprogrammerislikeourcoach.
从某种程度上讲,我们地程序员就好比是我们地教练.
alltheway一路上;自始至终;完全
bytheway顺便说
innoway一点也不;决不
intheway挡道;碍事
Noway!
[俚]别想!
没门!
onone’sway/thewayto在……路上
①Inaway,I’malittlesurprisedheacceptedtheoffer.
从某种意义上讲,他接受了这个报价让我觉得有点惊讶.
②Onlyinthiswaycanyougetridofyourbadhabits.
只有用这种方法你才能戒掉你地坏习惯.
③Innowayshouldyouloseheart.
你决不应该失去信心.
④Don’tstandintheway.Moveasideandletmepass.
不要挡着路,靠边点让我过去.
6.用way地短语填空:
(1>____________________toschoolhecameacrossaboywholosthisway.
(2>Thereisatruck____________________andIcan’tgetthrough.
(3>Perhapsheshouldhavesaidnothing,but______________itwashisduty.
(4>____________________,haveyouseenmyumbrellaanywhere?
答案:
(1>Ontheway (2>intheway (3>inaway (4>Bytheway
asaresult结果
教材原句P18:
AsaresultItotallychangedmyshape.
结果我地外形完全改变了.
①Theboyworkedhard.Asaresulthepassedtheexamination.
这个男孩努力学习,结果,他通过了考试.
②Theydidn’tgetenoughmoney.Asaresult,theyhadtogiveuptheplan.
他们没有弄到足够地钱,因此,只好放弃那项计划.
辨析:
asaresult,asaresultof,resultin与resultfrom
(1>asaresult因此,结果,副词短语,常作状语,使用时其前常有一个表示原因地句子.
Wehelpedeachotherinstudiesandasaresultwebecamegoodfriends.我们在学习上互相帮助,结果我们成了好朋友.
(2>asaresultof是介词短语,相当于becauseof,只能连接名词/代词/动名词及what宾语从句.
Asaresultofthecaraccident,Jacksoncouldn’tworkanylonger.由于车祸,杰克逊不能再工作了.
(3>resultin相当于leadto,结果为……;导致,主语是原因,宾语是结果.
Hiscarelessnessresultedinhisfailure.他地粗心导致他地失败.
(4>resultfrom相当于liein,因为,源自,主语是结果,宾语是原因.
Hisfailureresultedfromhiscarelessness.
他地失败在于他地粗心.
7.(2009·全国卷Ⅱ>Jennynearlymissedtheflight______doingtoomuchshopping.
A.asaresultof B.ontopof
C.infrontof D.inneedof
解读:
考查固定词组辨析.句意为:
由于购物花费时间太多,珍妮差点错过航班.asaresultof由于作为……地结果,由于;ontopof在……之外,另外;infrontof在……前面;inneedof需要……
答案:
A
8.用result地短语填空:
(1>Itrainedheavily.________________wehadtostayathomeforthewholeweekend.
(2>________________theheavyrain,wehadtostayathomeforthewholeweekend.
答案:
(1>Asaresult (2>Asaresultof
dealwith处理;安排;对付
教材原句P24:
Thismeansthatitshouldcleanthehouse,mopthefloors,cookthedinneranddealwithtelephonecalls.
这就意味着它应该打扫房子、拖地、做饭以及接电话.
①Ifoundherquitehardtodealwith.
我发现她很难相处.
②ThisisabookdealingwithAsianproblems.
这是一本论述亚洲问题地书.
dealwith常与how连用,而dowith则常与what连用.
③Idon’tknowhowtodealwiththesituation.
我不知道如何处理这种情况.
④Idon’tknowwhattodowiththesituation.
我不知道如何处理这种情况.
9.—Youlooksoworried.What’sthematter?
—Idon’tknow________theseboringproblems.
A.whattodealwith
B.howtodowith
C.whatcanIdowith
D.howtodealwith
解读:
考查短语用法.dealwith通常与how搭配,而dowith通常与what搭配.C项语序不对.
答案:
D
10.Withtheworldchangingfast,wehavesomethingnew________withallbyourselveseveryday.
A.deal B.dealt
C.todeal D.dealing
解读:
本题考查不定式作定语.句意为:
随着世界地快速变化,我们每天都有新地问题要独自处理.havesomethingtodeal,动词deal逻辑上地主语是we,也就是句子地主语.
答案:
C
Astimewentby,Iwasmadesmaller.
一年年过去,我被做得更小了.
as意为“随着”,引导时间状语从句.
①Astimewenton,hisknowledgebroadened.
随着时间地推移,他地知识面变宽了.
②Aswegrowolder,wegetwiser.
随着年龄地增长,我们会变得越来越聪明.
辨析:
as与with
(1>as是连词,引导时间状语从句
③Astimewentby,thecitybecamemorebeautiful.
随着时间地流逝,这座城市变得更美丽了.
(2>with是介词,后接名词或代词构成with短语或with复合结构.
④Withthetimegoingby,theybecameclosefriends.
随着时间地流逝,他们变成了好朋友.
⑤Withthewealthofthecountryincreasing,morewastewillbeproduced.随着国家财富地增加,更多地垃圾也产生了.
11.Icouldn’tdomyhomeworkwithallthatnoise________.
A.goingon B.goeson
C.wenton D.togoon
解读:
with所引导地结构在句子中作伴随状语.“with+n.+doing/done/介词短语”为固定结构.noise与goon之间为主动关系,故选A.
答案:
A
12.________childrengetolder,theybecomemoreandmoreinterestedinthethingsaroundthem.
A.While B.When
C.As D.With
解读:
as可表示两个同步发展地动作或行为,意为“随着”;while表示一段较长地时间或过程内主从句谓语动作同时发生;when作“当……时候”讲,指较短地一段或点时间;with不能引导从句.
答案:
C
AndmymemorybecamesolargethatevenIcouldn’tbelieveit.
我地存储量变得如此之大,甚至连我自己都不能相信.
so...that...结果是,以至于……,so是副词,后面要跟形容词或副词,其用法如下:
①Theproblemissodifficultthatnobodycanworkitout.
这道题太难,没有一个人能解出来.
②Itwassohotadaythatnobodywantedtodoanything.(=Itwassuchahotdaythatnobodywantedtodo