Unit 3 Life in the future 单元测试题Word格式文档下载.docx
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Unit 3 Life in the future 单元测试题Word格式文档下载.docx
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22.ThebossrequiredthatTomwhohadbrokentheglass_____forit.
A.mustpayB.paidC.payD.paying
23.AsdelegatestothePeople’sCongressCouncil,we’llnever______thetrustpeoplehaveplacedinus.
A.catchsightofB.losesightof
C.keepsightofD.setyoursightson
24._____confidence,shewasn’tawardedBeautyQueeninthebeautycontest.
A.LackingB.Lackingfor
C.LackofD.Lacked
25.Unless______,theboywouldn’thaveadmittedthatitwashewhobrokethevideo.
A.bendingB.reminded
C.pressedD.questioning
26.Icouldhardlybelievethenews,forIsawhimonthestreetthe____day.
A.preciousB.previousC.preciseD.present
27.______inafriendlyway,theirfiercequarrelfinallycomestoanend.
A.SettledB.Settling
C.BeingsettledD.Havingsettled
28.Iappreciate______inthespringwhenallplantsturngreen.
A.oneB.thatC.thisD.it
29.Itremains_____whetheritwillbeconvenientformetoseemybestfriendoffnextweek.
A.seenB.toseeC.seeingD.tobeseen
30.Thelittlegirlwasgiventhreebeautifuldolls,thebiggest______shereallyenjoyed.
A.whatB.whichC.ofwhichD.ofthat
31.ItwasnotuntilIgothome_____IfoundthatIhadleftmykeysintheoffice.
A.beforeB.whenC.thatD./
32.Chinesehandwritingisanimportantpartofourculture,soyoungpeoplearerequiredto_____handwriting.
A.takeawayB.takeout
C.takeinD.takeup
33.—Whatareyouuptothesedays?
—__________.
A.NottoogoodyetB.Sameasever
C.So-so,thankyouD.Allright
34.Thedayourclassmateshadbeenlookingforwardto_____atlast.
A.cameB.comeC.comingD.hadcome
35.Thomasreceivedathank-younotefromhisboss,_____cameasasurprise.
A.it B.that C.he D.which
第二节完形填空(共20小题;
每小题1.5分,满分30分)
Theoriginofrefrigerators
Bythemid-nineteenthcentury,theterm“icebox”hadenteredtheAmericanlanguage.However,icewasstillonlybeginningto36thedietofordinarycitizensintheUS.Icewas37inhotels,hospitals,andbysomeforward-lookingcity38infreshmeatandbutter.AftertheCivilWar,39icewasusedtorefrigeratefreightcars,anditalsocameintohouseholduse.Thishadbecomepossiblebecausetheicebox,a(n)40ofthemodernrefrigerator,hadbeeninvented.
Makinga(n)41iceboxwasnotaseasyaswemightnow42.Intheearly19thcentury,theknowledgeofthephysicsofheat,whichwas43tothescienceofrefrigeration,wasbasic.Thecommonnotion44thebesticeboxwasonethatpreventedtheicefrommeltingwasofcourse45,foritwasthemeltingoftheicethatperformedthecooling.46,earlyeffortstosaveiceincluded47theiceinblankets,whichkepttheicefromdoingitsjob.Notuntilneartheendofthe19thcenturydidinventors48thedelicatebalanceofinsulation(隔离)andcirculationneeded49anefficienticebox.
Butasearlyas1803,aMaryland50inavillage,ThomasMoore,hadbeenontherighttrack.He51afarmabout20milesoutsideWashington,52thevillageofGeorgetownwasthemarketcenter.Whenheusedaniceboxofhisowndesigntotransporthisbuttertomarket,hefoundthatcustomerswould53therapidlymeltingbutterofhis54topayahigherpriceforhisfreshandhardbutter.Oneadvantageofhisicebox,Mooreexplained,wasthatfarmerswouldnolongerhavetotravel55themarketatnightinordertokeeptheirproducecool.
36.A.determineB.affectC.effectD.freeze
37.A.storedB.keptC.usedD.offered
38.A.citizensB.scientistsC.officersD.dealers
39.A./B.althoughC.whereasD.unless
40.A.ancestorB.copyC.originalD.product
41.A.qualifiedB.goodC.originalD.efficient
42.A.considerB.supposeC.regardD.suspect
43.A.connectedB.impossible
C.essentialD.linked
44.A.whetherB.thatC.whichD./
45.A.out-datedB.harmfulC.ridiculousD.mistaken
46.A.NeverthelessB.Strangely
C.ThereforeD.Moreover
47.A.hidingB.coveringC.wrappingD.freezing
48.A.inventB.discoverC.findD.achieve
49.A.toB.forC.fromD.towards
50.A.farmerB.workerC.managerD.scientist
51.A.borrowedB.soldC.ownedD.provided
52.A.inwhichB.forwhichC.whatD.where
53.A.passdownB.passawayC.passoffD.passup
54.A.customersB.friends
C.competitorsD.enemies
55.A.acrossB.toC.inD.over
第三部分阅读理解(共20小题;
每小题2分,满分40分)
A
Scientistsaredevelopingthenextgenerationofrobot-drivencarsandpredicttheycouldbecarryinghumansaroundbytheyear2030.
Thefirstwaveofintelligentrobotcars,capableofunderstandingandreactingtotheworldaroundthem,willbetestedthisNovemberinacompetitionrunbytheUSDefenseAdvancedResearchProjectsAgency.
Scientistsaredevelopingvehicleswhichwillnotonlybedrivenbyrobotsindependently,butwillbeabletooperateinacomplicatedcityenvironment.“Inthepastitwassufficientforavehiclejusttoperceivetheenvironment,”saidSebastianThrun,aprofessoratStanfordUniversity.
“Thenewchallengewillbetounderstandtheenvironment.Therobotmustbeabletorecognizeanothercar,tounderstandthatitismovingandthatitwillinteractwithitasitgetscloser.”Stanford’sentrant(参加竞赛者)“Junior”isachanged2006VolkswagenPassatwhosesteering,throttle(节流阀)andbrakesallhavebeenmodifiedbyengineers.
Lasersfittedonthecarbumpers,radarandglobalpositioningsystemsfeeddataintotheon-boardcomputertodetermineitslocationandposition.Thrunpredictedthatadvancesinartificialintelligencewouldleadtodriverlesscarsontheroadsby2030.
“Todaytheycandriveabout100miles,by2010Iexpectthistogo1,000miles,by2020uptoamillionmiles,”hesaid.“By2030you’llbeabletoseethemonthehighway,withdrivingreliabilitythatwillbeathumans.”
“Webelievethistechnologywillaffectallofus.Itisgoingtohaveenormoussignificanceforpeoplewhocan’tdrivebecauseofdisabilitiesorbecausetheyareillorimpaired.”Thrunsaidhebelievedrobot-drivenvehicleswouldbedeployedinwarzonesbeforetheywereseenineverydaycivilianenvironments.
56.Comparedwiththeoldrobot-drivencars,thenewones_____.
A.canunderstandordersfromhumans
B.canperceivetheenvironmentdearly
C.notonlycanunderstandtheenvironmentbutalsocanreacttoit
D.aremodifiedtobecompletelycomputer-controllable
57.Theunderlinedword“sufficient”inthethirdparagraphmeans“_____”.
A.unbelievableB.useful
C.enoughD.wonderful
58.Accordingtothepassage,whichofthefollowingstatementsisNOTtrueabout“Junior”?
A.ItwasinventedbySebastianThrun.
B.Someofitspartshavebeenmodifiedbyengineers.
C.Itiscontrolledbyarobotoracomputer.
D.Itisvaluable.
59.Wecaninferfromthefifthparagraphthat_____.
A.thecarmustbedrivenbyarobot
B.thereisacomputerinthecar
C.thecarwillbeabletotravelveryfastby2030
D.thecarcanbeeasilylocatednomatterwhereitis
B
TaiChiisasoftmartialartusedbymanyChineseandanincreasingnumberofWesterners.Itinvolvesslowandcarefulmovementsfocusedonrelaxationandcalmness.AnewstudytestedTaiChiforitsabilitytoincreaseimmunefunctioninhealthyolderadults.
ThestudyperformedatUCLA(UniversityofCalifornia,LosAngeles)andreportedinApril2007,JournaloftheAmericanGeriatricsSociety,studied112adultsbetweentheagesof59and86.Theresearchersdividedparticipantsintotwogroups—onereceivinghealtheducationandtheotherreceivinginstructioninTaiChi.Bothgroupsreceived16weeksofinstruction.
Theresearcherswereinterestedinevaluating(评价)whetherornotTaiChiactuallyimprovedimmunefunction.Theycheckedthisbyvaccinatingalltheparticipantsagainstshinglesattheendofthe16-weekperiod.Thevaccinationallowedresearchersasafewaytolookathowwelltheparticipantsmountedanimmuneresponsetothechallengeofthevaccine.
ItturnedoutthatparticipantswhoreceivedTaiChiclassesmountedafasterandstrongerimmuneresponse.Thissuggeststhatthe“readiness”oftheimmunesystemwasimprovedbyinstructioninTaiChi—aclaimthattheChinesehavemadeforyears—andnowhavesomehardevidencetobackitup.
ButtherewasmoretotheTaiChibenefitthanjustimmunereadiness.Thestudyalsoevaluatedparticipantsonseveralaspectsofmentalandphysicalhealth.WhileboththeTaiChiandtheHealthEducationclassesimprovedmanymeasures,theTaiChistudentsfairedbetter.Theyshowedimprovementsonadepressiontest,generalphysicalfunctioning,vitality,bodypainandgeneralmentalhealth.
Thisisanotherfascinatingstudyuncoveringthebenefitsofmentalandphysicalactivityonmeasuresofbodyandbrainfitness.
60.Accordingtothepassage,TaiChicanhelpmakeus_____.
A.softandcalmB.relaxedandcalm
C.actslowlyD.lowerimmunefunction
61.Bydoingthestudy,theresearcherswanttoprove______.
A.thatTaiChifocusesonrelaxationandcalmness
B.thatTaiChicanimproveimmunefunction
C.whetherTaiChiinfluencesimmunefunctionornot
D.thatTaiChibenefitsbodyandbrainfitness
62.Thewriter’sattitudetowardsTaiChiis_______.
A.indifferentB.positiveC.doubtfulD.critical
63.ThepassagemainlytellsusthatTaiChi_____.
A.isgoodforourhealth
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