学年高一人教版英语必修二练习Unit 3 Computers 3 Word版含答案.docx
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学年高一人教版英语必修二练习Unit3Computers3Word版含答案
3.3课时作业
Ⅰ.用括号内所给动词的适当形式填空
1．Withthehelpofhightechnology,moreandmorenewsubstances________（discover）inthepast50years.
2．Theconstructionofthenewbridge________（complete）bynow.
3．She________（laugh）atbyherclassmatessinceshewasyoung.
4．Everypossiblemeans________（try）tosavethewildanimalsuptonow.
5．Howmanysuggestions________（give）toyousofar?
6．Theplans________（study）bytheexpertsforfourtimes.
7．Thisisthesecondtimethathe________（praise）byhisteachersthisweek.
8．Muchofitstraditionalfolkculture________（keep）aliveeversinceitwasborn.
9．Alot________（do）intherecoveryofnationaleconomyinthepastfewyears.
10．Studentsaretoldtomakesurethatthewindows________（close）beforeleavingtheclassroom.
答案：
1.havebeendiscovered 2.hasbeencompleted
3．hasbeenlaughed 4.hasbeentried
5．havebeengiven 6.havebeenstudied
7．hasbeenpraised 8.hasbeenkept
9．hasbeendone 10.havebeenclosed
Ⅱ.将下列句子改为被动语态
1．Theyhaveputthecomputerintoarobot.
________________________________________________________________________
2．Wehavefinishedtheworknow.
________________________________________________________________________
3．Hehasgiventhechildsomeinterestingbooks.
________________________________________________________________________
4．Havetheyreturnedthebookyet?
________________________________________________________________________
5．Overtime,peoplehavechangedmealot.
________________________________________________________________________
6．Anewvirushasattackedmycomputer.
________________________________________________________________________
7．Ihavemadehimstudyhard.
________________________________________________________________________
8．Haveyoufoundwaystomakewastewaterclean?
________________________________________________________________________
答案：
1．Thecomputerhasbeenputintoarobotbythem.
2．Theworkhasbeenfinishedbyusnow.
3．Thechildhasbeengivensomeinterestingbooksbyhim./Someinterestingbookshavebeengiventothechildbyhim.
4．Hasthebookbeenreturnedbythemyet?
5．Overtime,Ihavebeenchangedalotbypeople.
6．Mycomputerhasbeenattackedbyanewvirus.
7．Hehasbeenmadetostudyhardbyme.
8．Havewaysbeenfoundtomakewastewaterclean（byyou）?
Ⅲ.完成句子
1．这个贼已经被逮住了。
Thethief__________________.
2．这些狗受了虐待。
Thedogs__________________badly.
3．他的作业已经完成。
Hishomework__________already____________.
4．他发生了糟糕的事情。
Somethingbad________________tohim.
5．王先生已经把我介绍给了史密斯先生。
________________toMr.SmithbyMr.Wang.
6．在我们国家熊猫已经得到保护了吗？
__________pandas__________________inourcountry?
7．谁已经得到了这种新计算机的帮助？
Who________________bythenewcomputer?
8．汤姆已经买了什么东西？
What________________byTom?
答案：
1.hasbeencaught 2.havebeentreated
3．has;beenfinished 4.hashappened
5．Ihavebeenintroduced 6.Have;beenprotected
7．havebeenhelped 8.hasbeenbought
Ⅳ.阅读理解
ThemostfrighteningwordsintheEnglishlanguageare,“Ourcomputerisdown.”Youhearitmoreandmoreasyougoabouttryingtoconductyourbusiness.
TheotherdayIwasattheairportattemptingtobuyatickettoWashingtonandtheattendantsaid,“I'msorry;Ican'tsellyouaticket.Ourcomputerisdown.”
“Whatdoyoumeanyourcomputerisdown?
Isitdepressed？
”
“No,itcan'tbedepressed.That'swhyit'sdown.”
“Soifyourcomputerisdown,justwritemeoutaticket.”
“Ican'twriteyououtaticket.Thecomputeristheonlyoneallowedtodoso.”
Ilookeddownonthecomputerandeverypassengerwasjuststandingtheredrinkingcoffeeandstaringattheblackscreen.ThenIaskedher,“Whatdoallyoupeopledo？
”
“Wegivethecomputertheinformationaboutyourtrip,andthenittellsuswhetheryoucanflywithusornot.”
“Sowhenitgoesdown,yougodownwithit.”
“That'sgood,sir.”
“Howlongwillthecomputerbedown？
”Iwantedtoknow.
“Ihavenoidea.Sometimesit'sdownfor10minutes,sometimesfortwohours.There'snowaywecanfindoutwithoutaskingthecomputer,andsinceit'sdown,itwon'tanswerus.”
Afterthegirltoldmetheyhadnobackup（备用）computer,Isaid,“Let'sforgetthecomputer.Whataboutyourplanes?
They'restillflying,aren'tthey？
”
“Icouldn'ttellwithoutaskingthecomputer.”
“MaybeIcouldjustgotothegateandaskthepilotifhe'sflyingtoWashington，”Isuggested.
“Iwouldn'tknowwhatgatetosendyouto.EvenifthepilotwasgoingtoWashington,hecouldn'ttakeyouifyoudidn'thaveaticket.”
“IsthereanyotherairlineflyingtoWashingtonwithinthenextfewhours？
”
“Iwouldn'tknow，”shesaid,pointingatthedarkscreen.“Only‘IT’knows.‘IT’can'ttellme.”
Bythistimetherewerequiteafewpeoplestandinginlines.Thewordsoonspreadtoothertravellersthatthecomputerwasdown.Somepeoplewentwhite,somepeoplestartedtocryandstillotherskickedtheirluggage.
1．Thebesttitleforthearticleis“________”．
A．TheComputerIsDown
B．TheMostFrighteningWords
C．TheComputeroftheAirport
D．AskingtheComputer
2．Whatcouldthegirlintheticketofficedoforthepassengerswithoutaskingthecomputer?
A．Shecouldsellaticket.
B．Shecouldwriteoutaticket.
C．Shecouldanswerthepassengers'questions.
D．Shecoulddonothing.
3．Whydoyouthinktheyhadnotabackupcomputer?
A．Becauseitwaseasilydown.
B．Becauseitwasveryexpensive.
C．Becauseitwasnotadvancedenough.
D．Becauseitwasnotasbigasthemaincomputer.
4．Thelastparagraphsuggeststhat________.
A．amoderncomputerwon'tbedown
B．computerscantaketheplaceofhumans
C．sometimesacomputermaybringsufferingtopeople
D.therewillbegreatchangesincomputers
答案与解析：
1．解析：
标题归纳题。
根据文章第一句中的“Ourcomputerisdown”及后面的文章内容，可知此题答案为A。
答案：
A
2．解析：
细节理解题。
根据文章中的对话：
售票员不能卖机票，回答不出旅客提出的问题等，可推知答案为D。
答案：
D
3．解析：
推理判断题。
比较各选项，根据生活经验对之进行判断，得出此题的答案为B。
答案：
B
4．解析：
推理判断题。
根据文章最后一段的描述：
电脑死机，旅客们感到恐惧、忧郁、不安，从而可推知答案为C。
答案：
C
Ⅴ.短文改错
Edisonwasagreatscientistorinventor.Asmaynotbeknowntomanypeople，borninapeasantfamilies,hereceivedfewschooleducation.Hestartedtogotoschoolatageofeightandremainatschoolforonlythreemonths.It'ssaidthathealwaysaskedsomestrangequestionswhichhisteacherscouldn'tanswerthem.Infact，hewasamanfullwithimagination.Hemadeover2,000inventionsinhislife,coveredmanyfields,suchastheelectriclamp,film,etc.Hemadeanimportantcontributionforthewholeworld,thesocialdevelopandtheprogressofhumanbeings.
答案：
Edisonwasagreatscientist
inventor.Asmaynotbeknowntomanypeople，borninapeasant
，hereceived
schooleducation.Hestartedtogotoschoolat
ageofeightand
atschoolforonlythreemonths.It'ssaidthathealwaysaskedsomestrangequestionswhichhisteacherscouldn'tanswerth／em.Infact，hewasamanfull
imagination.Hemadeover2,000inventionsinhislife,
manyfields,suchastheelectriclamp,film,etc.Hemadeanimportantcontribution
thewholeworld,thesocial
andtheprogressofhumanbeings.
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