新视野大学英语语法与词汇练习

学习必备欢迎下载学习必备欢迎下载学习必备欢迎下载Passage1Thisyear,anewcoursehasbeenaddedtothechoicesatouruniversity.ThecourseiscalledInformationTechnology.StudentsfromArtDepartment,EngineeringDepartmentandotherDepartmentsalltakethecourse.Thecontentofthiscoursemaybeendless,becausetherearesomanythingstobeexploredandtoday'ssocietyissodependedoncomputersandnewdevelopmentstechnology.EvenifyourschooldoesnothavethesamecourseasIamtaking,itwouldbeaworthwhileefforttotrytodevelopaprogram.Notonlywouldyoubenefitfromtheinformationlearned,buttherestofthestudentsatyourschoolwouldalsobenefitalot.Therearefourpurposesofthecourse.Thefirstistolearnpracticalskillsincomputing,communicationsandnetworking,ordatastorage.Thesecondistounderstandthegreatinfluenceofinformationtechnologyonsocialcommunities.Thethirdistogainknowledgeofhowinformationtechnologycanbeusedinimaginativeways.Thefourthpurposeistolearnapplicationsofinformationtechnologythatdogoodtopeople.Thesefourpurposesnotonlyshowthatthisprogramreallyteachesvaluableinformationtothestudents,butalsodemonstratethiscoursecanaddsomethingnewtoanymajor.TheInformationTechnologycourseisagreatchoiceforanycollegestudents,becausetheylearnhowtousecomputerprogramsthattheyprobablyareworkingwithsomedayinthefuture.Graspingthepracticalskillsincomputingcanalsoimprovetheirchancesofgettingagoodjobaftercollege.1.Anewcourse,whichiscalled______________,hasbeenopened.A)Art B)EngineeringC)InformationTechnologyD)Computer2.Modemsocietydependsmuchon_______________.A)collegestudentsB)computersC)technologyD)bothB)andC)3.Theauthorsuggeststhat________________.A)collegestudentsshouldlearnfromhimB)collegestudentsshouldhaveanewprogramC)collegestudentsshouldtaketheInformationTechnologycourseD)collegestudentsshouldgetinformationasmuchastheycan4.WhichofthefollowingisnotincludedinthefourpurposesofInformationTechnologycourse?A)Tolearntoexchangeandstoreinformationbycomputers.B)Tounderstandtheinfluenceofinformationtechnology.C)Tolearnhowtoputinformationtechnologyintopracticaluse.D)Tolearnhowtogetagoodjob.5.CollegestudentsshouldchoosetheInformationTechnologycoursebecause___________.A)thecourseishelpfulfortheirfutureB)itcanbringstudentsagoodjobC)itenablesthestudentstogetalotofmoneyinthefutureD)theauthorhastakenthecoursePassage2Iamnotacomputerexpert.Ihavebeeninthefieldforonlyashorttime.ThenwhyamIabletowriteaboutcomputers?ByhardworkIhavemanagedtolearnenoughtousecomputersfairlywellandtoworkwithpeoplewhoknowagreatdealmorethanI.SinceIhavelearnedallthisatsuchpersonalcost,Iwouldliketosharemyknowledgewithothers.Moreandmorepeoplewanttoknowaboutcomputer,andwanttoknowquickly.Thebestwaytolearnistotakeacourse.However,manypeopledonothavethetimeforthis.Theywillhavetofindsomeotherwaytogetsomebasicinformation.IhopetobeabletohelpthembywritingaboutsomeofthethingsIhavelearnedmyself.IhaveahomecomputeronwhichI'velearnedinmyowntime.Ihaveuseditlikeahomestudycourse.Ihavesatdownwithitdayafterday,nightafternight.Ihaveforcedittogiveupsomeofitssecrets.NowIcanuseittodosomeoftheworkthatIgetpaidfor.AndIcandothisworkinmyownhome,insteadofinanoffice.Manypeoplemaysoonbeworkingonacomputerathome,justasmanynowtakeinotherpeople'styping.Somethingsaboutcomputersareeasierthanyoumayfear.First,computersarelogical.Thingsthatatfirstseemdifficultwillmakesensetoyouafteryoulearntherules.Second,itisreallynothardtolearnenoughtousetoday'smachines.Youdonotneedtobeagreatbrain.Butyoudohavetolearntothinkinnewways.Andyoudohavetokeepagoodbitofinformationinyourhead.Finally,therearemanypeoplearoundwhoarereallyenthusiasticaboutcomputers.Thesepeoplearealwayshappytobeofhelp.1.Thewriter'spurposetowritethepassageistotellthereaders___________.A)thathehassomecomputerlearningmethodstosharewiththemB)thatheisacomputerexpertwhocanteachthemC)heisascientistwhostudiescomputerD)thatheisskilledincomputerprogramming2.Accordingtothepassage,allofthefollowingstatementsabouttheauthoraretrueexceptthat____________.A)heknowsmorethanhisco-workersB)helearnstousecomputersmostlyonhisownC)heknowsmanythingsaboutcomputersD)hecanhelpotherswithcomputers3.Accordingtothewriter,heevencanuseahomecomputerto______________.A)getsomebasicinformationB)dohisworkthathegetspaidforC)bealogicalcomputerwriterD)getthesolutiontosomepuzzlingsecrets4.Youcanconcludethattheauthorthinksthatifapersontakesacomputercourse,thatpersonwilllearn_____________.A)veryquickly B)asmuchastheauthor'sco-workersC)tothinklikeacomputer D)aboutcomputersthroughtheeasierway5.Accordingtothepassage,computersaredescribedtobe____________.A)difficult B)specialC)enthusiasticD)logicalPassage3Howoftenonehearschildrenwishingtheyweregrownup,andoldpeoplewishingtheywereyoungagain.Eachagehasitspleasuresanditspains,andthehappiestpersonistheonewhoenjoyswhateachagegiveshimwithoutwastinghistimeinuselessregrets.Youthisatimewhentherearefewtaskstomakelifedifficult.Ifachildhasgoodparents,heisfed,lookedafterandlovedwhateverhemaydo.Itisimpossiblethathewilleveragaininhislifebegivensomuchwithouthavingtodoanythinginreturn.Inaddition,lifeisalwayspresentingnewthingstothechild---thingsthathavelosttheirinterestforolderpeoplebecausetheyaretoowell-known.Butachildhashispains:heisnotsofreetodowhathewishestodo;heiscontinuallybeingtoldnottodothings,orbeingpunishedforwhathehasdonewrong.Whentheyoungmanstartstoearnhisownliving,hecannolongerexpectotherstopayforhisfood,hisclothes,andhisroom,buthastoworkifhewantstolivecomfortably.Ifhespendsmostofhistimeplayingaboutinthewaythatheusedtoasachild,hewillgohungry.Andifhebreaksthelawsofsocietyasheusedtobreakthelawsofhisparents,hemaygotoprison.If,however,heworkshard,keepsoutoftroubleandhasgoodhealth,hecanhavethegreathappinessofbuildingupforhimselfhisownpositioninsociety.1.Peoplecanexperiencehappinessifthey___________.A)alwaysthinkofthepastandregretitB)valuethepresentC)arenolongeryoungD)becomeoldandhavemuchexperience2.Whenpeoplewereyoung,theyusedto____________.A)beinchargeofmanybusinessesB)havefewthingstothinkaboutandtakeonC)lookaftertheiryoungersistersandbrothersD)facealotofdifficulties3.Thepainsofchildrenlieinthefactthat_______________.A)noonehelpsthemmakerightdecisionsB)theyareoftenbeatenbytheirparentsC)theycannotbeacceptedandpraisedbyothersD)theyarenotallowedtodowhattheyliketodo4.Childrenareusuallyhappybecause______________.A)oldpeopleloseinterestinthemB)theyarefreetodowrongC)theyarefamiliarwitheverythinggoingonaroundthemD)thingsarenewtothem5.WhichofthefollowingisNOTneededforayoungmantobehappy?A)Hardwork.B)Beingfreefromtroubles.C)Wealth.D)Health.Passage4Arevolutionisunderway.Thetechnologyofcomputerscienceishavingagreatinfluenceonourlives,andthemostimmediateresultofthistechnologyisitseffectonemployment.Robotsandcomputer-controlledmachineshavealreadyjoinedtheworkforceinhighlydevelopedcountries.Theyhavetakenovermostjobsonthecarassemblyline.OnebigAmericancompanyhasshownthatitisnowpossibletoreplacehalfits37,000assemblyworkerswithmachines.Robotscarryoutboringtasksveryefficientlyforanhourly"wage"ofabout$5.Theaveragehumanworkeronacarassemblyline,incontrast,earnsabout$18anhour.Whatdoesthefuturehold,ifthecomputeristakingjobsawayfromhumans?Iflargegroupsinsocietyaredissatisfiedandrestless,therewillbeanincreaseinviolentcrimes.Agreatsocialchangeisnecessaryifwearetosurvivetheautomationrevolution.Itisuptothepoliticianstodealwiththeproblem.Anobvioussolutionisashorterworkingweek.Lesstimeatworkwouldmeanmoretimeforentertainment,andmoreopportunitiesforfurthereducation.Agreaterdemandforentertainmentwouldleadtoanincreaseinjobopportunities.Intheory,eventheunemployedshouldhaveareasonableincome.Afterall,thankstothenewtechnology,itwillbeeconomicaltopaypeoplenottowork.1.Accordingtothepassagerobotsareusedinfactoriesto____________.A)doalltheworkdonebyworkersformerlyB)jointheworkersinalltypesofworkC)controlmachinessothatthelatterworkproperlyD)puttogetherthepartsofcars2.WhichofthefollowingstatementsisNOTtrue?A)Robotsareveryreliable.B)It'scheapertouserobotsthanemployhumanworkers.C)Manyrobotsaredoingman'sworkindevelopedcountries.D)Robotsenjoydoingboringandhardwork.3.Itisimpliedinthepassagethat____________.A)itisnecessarytohaveagreatchangeinsocietyB)computersarereplacinghumanworkersC)unemploymentwillmakepeoplegoagainstthelawD)politiciansmustdosomethingabouttherevolution4.Whentheworkershavealotoffreetime,theywouldliketo____________.A)gointoserviceindustries B)gotohighschoolC)havealotofamusement D)findmoreinterestingjobs5.Accordingtothepassage,unemployedworkersoughttobepaid,because____________.A)itisthenewtechnologythathastakenawaytheirjobsB)notverymuchmoneywillbespentC)thenewtechnologywillnotmakethegovernmentlosemoneyD)itisreasonableforthemtohaveanincomePassage5Whydoestheprogressofmodemworldhappensofast?Surelybecauseprogressofaparticularkindisactuallytakingplacearoundusandisbecomingmoreandmoreobvious.Althoughmankindhasundergonenogeneralimprovementinintelligenceormorality,ithasmadeextraordinaryprogressintheaccumulation(积累)ofknowledge.Knowledgebegantoincreaseassoonasthethoughtsofoneindividualcouldbecommunicatedtoanotherbymeansofspeech.Withtheinventionofwriting,agreatadvancewasmade,forknowledgecouldthenbenotonlycommunicatedbutalsostored.Librariesmadeeducationpossible,andeducationinitsturnaddedtolibraries:thegrowthofknowledgewasmadefasterbytheinventionofprinting.Allthesewerecomparativelyslowuntil,withthecomingofscience,thespeedwassuddenlyraised.Thenknowledgebegantobeaccumulatedaccordingtoasystematicplan.Thestreambecameariver;theriverhasnowbecomethesea.Moreover,assoonasnewknowledgeisacquired,itisnowturnedtopracticaluse.Whatiscalled"modemcivilization"isnottheresultofabalanceddevelopmentofallman'snature,butofaccumulatedknowledgeusedtopracticallife.Theproblemnowfacinghumanityis:Whatisgoingtobedonewithallthisknowledge?Asissooftenpointedout,knowledgeisatwo-edgedweaponwhichcanbeusedequallyforgoodorevil(邪恶).Itisnowbeingusedforboth.Forinstance,whilesomepeopleareusingsciencetokillmen'sbodies,surgeonsuseittosavelives.Wehavetoaskourselvesveryseriouslywhatwillhappenifthisdoubleusesofknowledge,withitsever-increasingpower,continue.1.Inthesecondsentence,"progressofaparticularkind..."herereferstoprogressinA)theimprovementofintelligence B)theimprovementofmoralityC)theaccumulationofknowledge D)noneoftheabove2.Knowledgeprogressbecomes____________now.A)fasterthanever B)slowerandslowerC)possible D)impossible3.Knowledgeincreasesbymeansof______________.A)speech B)writing C)science D)A),B)andC)4.Thesentence"Thestreambecameariver;theriverhasnowbecomethesea."meansA)youcanuseknowledgetoexplainhowthestreambecameariverandhowtheriverhasbecometheseaB)knowledgeincreasesmoreandmoreC)streamswillbecomeseasatlastD)knowledgecanspreadaswater5.PracticaluseofknowledgeresultsinA)developmentofman'snature B)modemcivilizationC)men'sdeath D)savingoflivesPassage6OnthenightofJune8,Iwaswatchingalate-nightTVshowwithmyfamily.WegotalittlenervouswhentheTVnewssaidthattheremightbeaseverethunderstorm.ButthereareoftenbadstormsinJune,soweallwatchedtheendoftheTVshowandwenttobed.Soonafterwewenttosleep,Iwokeupandsawbrightlightninginthesky.Itwassobrightthatthewholeroomturnedwhite.Iheardasoundthatwaslikeahundredairplanesflyingpastthehouse.Ihadneverheardsuchanoiseinallmylife.Suddenly,thewholehousebegantoshake,andthefloorundermeseemedtofallaway.IknewIshouldgettothebasement,butitwastoolate.IgotafirmholdofthebedasIfeltmyselffallingintothedarkness.Aftertenminutes,thetornadowasover.IwassofrightenedthatIcouldn'tmove.WhenIfinallyopenedeyes,everythingwasdarkanditwasraininghard.Icouldhearpeopleshouting.Ibegantolookformyfamily.Ifoundmyparentslyingundersomepiecesofwood.Theywerealiveandnotbadlyhurt.Itwasanunbelievablemiracle.Mysistershadcuts,buttheywereOKtoo---anothermiracle,Weclimbedoutsideandheardpeoplecallingforhelp.Therewasstilllightningandastrongwind,butnorain.By2:00AMthefirstambulancesarrived.Intheirlightswecouldseewhatwasleftofourtown.Ourhouse,ourneighbors'houses,thetrees,thestores,theschool,andallthatIknewweregone.1.WhatwastheauthordoingonthenightofJune8?A)WatchingTVshow. B)Doinghishomework.C)Sleeping. D)Watchingtheplanesinthesky.2.Hewasalittlenervousbecause_______________.A)theTVshowwasaboutaterriblestoryB)hecouldnotgotosleepsincehedidnotfinishhishomeworkC)hegotapieceofnewsfromtheTVshowD)theTVforecastedaseverethunderstorm3.Whatdidhedoinsteadofgettingtothebasement?A)Heheldthebedfirmly. B)Hewenttohisparents'room.C)Heclimbedupthehouse. D)Heshoutedforhelp.4.Whatdidhedowhenthetornadowasover?A)Hemovedoutoftheroom.B)Hetriedtolookforhisfamily.C)Hefoundhisparentslyingonthegroundbadlyhurt.D)Hefelldownfromtheroofofthehouse.5.Accordingtothepassage,weknowthatthetornadois______________.A)aviolentthunderstorm B)arotatingwindC)awhirlwind D)ahurricanePassage7WilfredHookerwasayoungLondonerwhoknewhowtoenjoyhimself.Hehadagoodflat;heoftenwenttothetheatreandtoparties;hiscarwasoneofthebest.Hehadplentyofmoneyandonedayheboughtaplane.Helearnttofly,andflyingbecameoneofhischiefamusements.OnedayaboutthirtyyearsagohesetoutinhissmallplaneonashortpleasuretripoverEngland.Atfirsteverythingwentwell,butwhenhewasovertheeasternpartofthecountrytheengineofthelittlemachinefailed.Luckilyhewasflyingatagoodheightwhenthismisfortunehappened,andhehadtimetolookforaplacetoland.Belowhimhecouldseeanumberoffieldswhichlookedflatenoughtolandon,andhesucceededinbringinghismachinedownononeofthem.Itwasnotasflatasithadlookedfromtheair,buthelandedsafelyandjumpedouttolookround,wonderingwherehewas.Hesawafewtreesandoneortwocowsandhorsesquietlyeatingthegrassinthefields.Alongoneoftheroadsamanwaswalking,andthispersonstoppedwhenhesawtheplane.HookerlookedathimwithinterestbecausehecouldprobablytellhimwherehewasandhowhecouldgetbacktoLondon.Hewasclearlyacountryman,andhadtheappearanceofafarm-worker.Hewaswearingadirtyoldhatandacoatthathadseenbetterdays.Inhishandwasastickmadeoutofpartofatree,andinhismouthalongpieceofgrass.Hookerwalkedacrossthefieldtowardsthisman."Wheredoesthatroadgoto?"Hookerasked."Idon'tknow,"saidthecountrymanwithoutremovingthegrassfromhismouth."Well,wheredoesthatotherroadleadto?""Don'tknow."wasthereplyagain."What'sthenameofthenearestvillage?""Don'tknow.""Where'sthenearestrailwaystation?""Don'tknow.""WhichisthewaytoKing'sLyrni?""Don'tknow.""HowcanIgettoNorwich?""Don'tknow.""Where'sthenearestgarage?""Don'tknow.""Well,wherecanIgetacar?""Don'tknow.""Youdon'tseemtoknowmuch,doyou?""Iknowmorethanyoudo,"saidthecountryman."Nonsense.""IknowwhereIam,andyoudon't."1.WilfredHookerwasa_____________,accordingtothepassage.A)LondonerwhoknewhowtoentertainhimselfB)pilotwhowasveryskilledinhisworkC)farmerwhoownedalargeareaoffieldD)countrymanwhoshepherdedhorsesandbattles2.WilfredHooker'sfavoriteactivitywasto___________.A)attendtheparties B)gotothetheaterC)flyaplaneofhisown D)talkwithacountryman3.WhathappenedtoWilfredHookersomeday?A)Hegotabrokenplane. B)Heflewtoastrangeplace.C)Afarmercriticizedhim. D)Hisplanefelldown.4.HowdidWilfredHookerlandthere?A)Acountrymandirectedhim.B)Hefoundanairportthere.C)Hethoughtthatwashishometown.D)Hejustwantedtolandonaflatland.5.WhydidthatfarmerthinkWilfredHookerdidnotseemtoknowmuchofthings?A)Becausehedidnotknowwherehewas.B)Becausehedidnotknowwhatthenameofthenearestvillagewas.C)BecausehedidnotknowhowhecouldgettoNorwich.D)Becausehedidnotknowwherethatotherroadledto.Passage8Marywaschatteringwithafewfriendsonthecornerofabusyroadwhenshesawacar,turningfromsidetoside,ranintoastoppedcarontheroadside.Everybodyonthespotthoughtthedrivermightkeepondrivingasifnothinghadhappened,assomanypeopleseemtodointhisdayandage.However,Maryandothersinthestreetwerepleasantlysurprisedwhentheysawthedriverstopped,carefullyexaminedthedamageandtookapenandpaperfromhiscarandwrotedownthedetails.Hethenplacedthenoteunderthedamagedcar'swindscreenwiperbeforedrivingon.Aminutelater,theownerofthedamagedcarappeared.Hewasveryangrytoseehisdamagedcarbutpleasedtoseethenote,whichhereadcarefully.Thenhebecameveryangryagain.Marywentuptohimandtoldhimthatshehadwitnessedtheaccident."What'sthematter?"Maryasked,“Didn’tyouhavetheotherdriver'sdetailsonthenote?""Seeforyourself,"grumbledtheangryowner,showingherthepaper.Marytookthenoteandwassurprisedtoread,"I'vejusthityourcar,andbecausetherearesomanynoisypeoplewatchingmeI'mpretendingtowritedownmyname,registrationnumberandinsurancedetails."1.WhatwasMarydoingwhentheaccidentoccurred?A)Shewasstandingonthecornerofaroad.B)Shewaschattingwithadriver.C)Shewasstayingathome.D)Shewasdrivingacar.2.Maryandothersthoughtthedrivermight______________.A)turntoanothersideoftheroadB)continuedrivingalongtheroadC)getoutandexaminethatcarD)saysorrytothatcarowner3.Howdidtheownerofthedamagedcarfeelwhenhesawhiscarandthenote?A)Surprised. B)Pleasant.C)Burstintoanger. D)Grateful.4.Whydidthatcarownerbecomeangryagain?A)Hegotthedetailsoftheotherdriver.B)Hefoundtheotherdriverinthecrowd.C)Hethoughtthenoisypeopleshouldberesponsibleforthataccident.D)Hefoundthedetailsonthenotewerefalse.5.Whichisnottrue,accordingtothepassage?A)Thatwasabusyroad.B)Manypeoplewereonthespotofcaraccident.C)Theotherdriverwasveryclever.D)Itwaseasyforthecarownertobecomeangry.Passage9Itisoftendifficultforamantobequitesurewhattaxheoughttopaytothegovernmentbecauseitdependsonsomanydifferentthings:whetherthemanismarried;howmanychildrenhehas;whetherhesupportsanyrelatives;howmuchheearns;howmuchinteresthereceives;howmuchhehasspentonhishouseduringtheyear;andsoon.Allthismakesitdifficulttodecideexactlyhowmuchthetaxis.Butacertainartistwasalwaysverycarefultopaytheproperamount.Oneyear,afterpostinghischequeasusual,hebegantowonderifhehadpaidenough,andafteralotofworkwithapencilandpaper,decidedthathehadnot.Hewasjustwritinganotherchequetosendtothetax-collectorwhenthepostmandroppedaletterintotheboxatthefrontdoor.Openingit,theartistfoundinsideitachequeforfivepoundsfromthetax-collector.Theofficialexplainedthattoomuchhadbeenpaid,andthatthereforethedifferencewasnowreturnedtothetaxpayer.Theartistwasnotonlysurprised:hewasworried.Heworkedoverhisfiguresoncemore,butattheendhestillbelievedthatheowedthegovernmentsomething.Hethereforewrotetotheofficialandsaid,"Ithankyouforyourchequeforfivepounds,butIthinkthat,ifyoustudythefiguresagain,youwillfindthatamistakehasbeenmade."Severaldayslaterhereceivedanotherchequefromthetax-collector,butthischequewasforforty-fivepounds.Theofficialsaidthathewassorryaboutthemistake,andhopedthematterwasnowsettled.1.Whichisnotthereasonforamantobesurewhattaxheoughttopay?A)Howmuchhissalaryis. B)Thecostofhishouse.C)Thenumberofhischildren. D)Thenumberofhisrelatives.2.Whowasalwayscarefultopaytherightamountofhistax?A)Oneartist. B)Atax-collector.C)Thepostman. D)Theofficialinthegovernment.3.Whenhewasjustwritinganotherchequetothetax-collector,he____________.A)didalotofwork B)receivedaletterfromthetax-collectorC)openedanotherletter D)wonderedwhetherhehadpaidenough4.Whywastheartistsurprisedafterhereadtheletter?A)Hewasaskedtopostthechequeimmediately.B)Hewastoldtohavemadeamistake.C)Hewastoldtohavepaidtoomuch.D)Hewasnottherightletter-receiver.5.Accordingtothepassage,whichisnottrue?A)Theartistreceivedfivepoundsfromthetax-collector.B)Theartistreceivedforty-fivepoundsfromthetax-collector..C)Theartisthadmadeamistake.D)Theartistreceivedwhathehadoverpaidtothetax-collector.Passage10Thisisnottheworldweknow.Thisworldiscontrolledbycomputers.Menandwomencanbeseen,buttheyarefollowingordersgiventothembymachines.Themachinesweredesignedbymadscientists,butatsomepointeventhemadscientistsweretakenoverbytheirsuper-inventions(超级发明).Doesthissoundfamiliar?Youhaveprobablyreadsomethinglikeitinmagazinesorbooks,orseenitinafilm.Whyisitsopopular?Oneofthereasonsisthatitreflectsthefearsofmanypeople;fearoftheunknown,fearofwhatisnotunderstoodor,atleast,fearofsomethingthatisnotcompletelyunderstood.Thefactisthateverydayitseemsthatcomputerstakecontrolofanotherareaofourlives.Somefactoryjobsarenowdonebyrobots(机器人)andtherobotsarecontrolledbycomputers.Ourbankaccounts(账户，户头)aremanagedbycomputers.Attheair-port,ourticketsaresoldbyacomputer.Certainly,manyoftheseoperationsaremademoreefficient(高效率的)bycomputers,butouradmirationissometimesmixedwithunsafefeelings.Andthislackofsafetyiscausedbythefactthatwedonotknowhowcomputersdothesethings,andwereallydon'tknowwhattheymightdonext.Butwecanfindouthowcomputerswork,andonceweunderstandthem,wecanusecomputersinsteadofworryingaboutbeingusedbythem.Today,thereisanewgenerationofcomputerwizards(奇才)whoknowexactlyhowcomputersgetthingsdone.Theseyoungmenandwomen,usuallyuniversitystudents,arehappytositforhours,sometimesfordays,designingprograms,noteating,notsleeping,butdiscoveringwhatcanbedonebythesewonderfulslaveswhichtheyhavelearnedtocontrol.Thesecomputerwizardshavelearnedtousethecomputerandsearchfornewtasksfortheirmachines.1.Wecanknowthatthescientistswhodesignedthemachines_____________.A)arecarelessintheirdailylifeB)areunkindandcruelC)areoutoftheirmindD)havegreatabilities2.Thereasonwhymanypeopleareafraidofcomputersisthat____________.A)theydon'tknowanythingaboutcomputersB)theyhaven'treallyunderstoodcomputersC)therearesomanycomputergamesD)computersareoftendown3.Theauthormentionscomputerwizardsinordertopointoutthat____________.A)computerscanbecontrolledbymanB)thereshouldbemorepeopledevotedtocomputersC)onlyyoungpeopleareinterestedincomputersD)moretimeandenergyisrequiredtocontrolcomputers4.Thispassageisprobablywrittentosuggestthat____________.A)somedaycomputerscandealwithallhumanproblemsB)computerscanbeusedinplaceoftravelingtoourjobsC)peopleshouldnotfearcomputersD)computertechnologywillnotmeetpeople'sneedsinvarioussituations5.Theauthor'sattitude(态度)towardswidelyusedcomputersis_________.A)positiveB)anxiousC)worriedD)cur