人教版高中英语必修2 Unit 3 Computers period 2 同步练习含答案 精品.docx
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人教版高中英语必修2Unit3Computersperiod2同步练习含答案精品
一.单句改错(每小题仅有1处错误)
1.Withtimewentby,theweathergotcolder.
2.Itwon'tbelongwhenhereturnsfromabroad.
3.Hiscarelessnessresultedfromtheterribleaccident.
4.Youmaynotagree,butpersonalsheisaverygoodgirl.
5.Ourschoolisverylarge.Inatotal,thenumberofthestudentsis3,500.
6.TheGreatWallissuchwell-knownatouristattractionthatmillionsofpeoplepourineveryyear.
二.阅读理解
Computertechnologyisstilldevelopingrapidly.Thecomputerofthefuturewillcontinuetoincreaseinvalueandperformancewhiledecreasingincost.Itwillbecomesmaller,butfasterandmorepowerful.
Itispossibletomakesomeguessesaboutwhatthefutureofthecomputerwilllooklike,baseduponthetypesoftechnologiesthatarebeingdevelopednow.Alotofprogresshasalreadybeenmadeinsomeofthesenewtechnologies,butsomearestillintheirearlieststagesandmaynotbereadyforuseforyears.Twoofthemostinterestingareasofcomputingthatarecurrentlybeingdevelopedarequantumcomputing(量子计算)andnanotechnology(纳米技术).
Quantumcomputingisonepossibilityforthefutureofthecomputerthatcouldmakecomputersrunfarfasterthaneventhequickestcomputersdotoday.Quantumcomputerscouldbeabletodowhatmodernsupercomputersareunabletodobyusingtransistorsthatareabletotakeonmanystatesatthesametime.
Nanotechnologycouldalsochangethefaceofcomputing,bycreatingcomputersthatcouldbeverypowerful,thoughtheyaretinyinsize.Thesecomputerscouldbeincorporated(并入)intoeverydayobjects,includingelectricalappliances(电器),clothesandeventhehumanbody.Wewillbeabletousecomputersinnewandunimaginableways.Theywillbecomeapartofourlivesratherthansimplybeingaboxthatisusedonlyforspecificpurposes,suchaswork.
Quantumcomputingandnanotechnologywillbeabletoplaynewroles,whichwillmakeuslivegreenerlives,aswellasenjoybetterhealthandhappierlives.
1.Accordingtothetext,quantumcomputing________.
A.hasbeenputinusesofar
B.canmakecomputersrunbythemselves
C.canreducethecostofcomputers
D.willworkbyusingtransistors
2.Wecanlearnfromthetextthatnanotechnologywill________.
A.createmuchsmallercomputers
B.beusedinelectricalappliancesandclothing
C.changethestructureofcomputers
D.makecomputersjustservespecificpurposes
3.Thetextismainlyabout________.
A.whatnanotechnologyis
B.whatquantumcomputingis
C.whatthefutureofthecomputeris
D.whatfuturecomputerscanbringus
4.Whichofthefollowingbestshowsthestructureofthepassage?
(①=Paragraph1,②=Paragraph2,...⑤=Paragraph5)
三.完形填空
Youngmenoftengiveflowerstoyoungwomenwhentheyareinlove.This__1__mayhavecomefromTurkey.
Inthe1700sinTurkey,itwasquite__2__forpeopleinlovetosendeachotherbasketsfullofstrange__3__.Thebasketsweresent__4__tothepersonwhowasreceivingit.Usually,anoldwomanwhosoldflowersorfruitonthestreet__5__thebasketbesidetheperson'sdoor.
Thesebasketsincludedavarietyof“gifts”:
flowers,stones,feathers,wax,andevencharcoal(木炭).Eachthinginthebaskethada__6__meaning.By__7__thesecretmessagecontainedineachitem,thepersonwho__8__thebasketbegantounderstandlittlebylittlewhatthesenderreally__9__.Thisideaofsendinggiftsoflovewithsecretmeaningsquickly__10__toGermany,France,andEngland.__11__,astimepassed,onlyflowers__12__popular.
Abunchofflowerstoldyoungladiesaboutthe__13__intheheartsofyoungmen.Eachdifferentflowerheldadifferentmeaning.__14__,theflowersfromanorangetreemeant,“Youarebeautifulandpure.”Pinkcarnations(康乃馨)meant,“Myloveforyouisstrongandgreat.”Yellowroses,on__15__hand,meant,“Isawyouwithsomeoneelse.”Soapersonhadtobe__16__abouttheflowerstheychosetosend.
Bythe1880s,usingflowerstosendmessages__17__outoffashion,and__18__,themoredirectwayofsendinglovebegan.Today,flowersarestill__19__asalovelygift,butthemeaningforeachkindofflowerissomewhat__20__.
1.A.storyB.tradition
C.sayingD.hobby
2.A.interestingB.crazy
C.strangeD.popular
3.A.thingsB.flowers
C.lettersD.toys
4.A.carefullyB.quickly
C.secretlyD.honestly
5.A.tookB.left
C.hidD.made
6.A.difficultB.correct
C.positiveD.special
7.A.findingoutB.passingon
C.askingforD.talkingabout
8.A.soldB.filled
C.receivedD.chose
9.A.saidB.meant
C.hadD.bought
10.A.respondedB.led
C.turnedD.went
11.A.HoweverB.Instead
C.ThereforeD.Besides
12.A.soundedB.proved
C.remainedD.seemed
13.A.plansB.feelings
C.dreamsD.gifts
14.A.AsusualB.Infact
C.ForexampleD.Atfirst
15.A.theotherB.other
C.anotherD.one
16.A.rightB.careful
C.worriedD.meaningful
17.A.feltB.hadfelt
C.hadfallenD.hasfallen
18.A.cardsB.emails
C.phonesD.