大学英语四级考试15选

1、A.happensB.professionC.senseD.neverthelesssE.fashionedF.distanceG.immediateH.usuallyI.J.preservedK.imitateL.provideoccupationsM.thereforeNreserved0.contributeUnitTwoPassage2Flyingoveradesertareainanairplane,twoscientistslookeddownwithtrainedeyesattreesandbushes.Afteranhours11oneofthescientistswrotei

2、nhisbook,Lookherefor12metal.Scientistsinanotherairplane,flyingoveramountainregion,senta13tootherscientistsontheground,Goldpossible.Walkingacrosshillyground,fourscientistsreported,Thisgroundshouldbesearchedformetals.Fromanairplaneoverahillywastelandascientistsentbackbyradiooneword,Uranium.Noneofthesc

3、ientistshadX-rayeyes:theyhadno14powersforlookingdownbelowtheearthssurface.Theywere15puttingtouseoneofthenewestmethodsof16mineralsinthegroundusingtreesandplantsas17thatcertainmineralsmayliebeneaththegroundonwhichthetreesandplantsaregrowing.Thisnewestmethodofsearchingformineralsis18onthefactthatminera

4、lsdeepintheearthmay19thekindofbushesandtreesthatgrowonthesurface.AtWatsonBarCreek,abrooksixthousandfeethighinthemountainsofBritishColumbia,Canada,amineralsearchgroupgatheredbagsoftreeseeds.Boxeswerefilledwithsmallbranchesfromthetrees.Rootsweredugandputintoboxes.Eachbagandboxwas20marked.Inascientific

5、laboratorythepartsoftheforesttreeswereburnedtoashesandtested.Eachsmallpartwasexaminedtolearnwhetherthereweremineralsinit.A.signsB.sufficientlyC.locatingE.merelyF.magicG.hintsI.findingJ.messageK.flightM.revealingN.basedO.informationUnitThree.Passage2D.affectH.carefullyL.probableAmericasmostfamouswoma

6、nistheGoddessofLiberty,i.e.theStatueofLiberty.Itwasfirstthoughtofin1865byEdouarddeLaboulayeanddesignedbyanotherFrenchman,FredericBartoldi.Theywantedto11libertyandfriendship.Itwashopedthatthemonumentwouldbecompletedby1876whenAmerica12itscentennial.Fundraisingandthe13ofthestatueinFrancewentslowly.Itwa

7、s1885whenthe214cratescontainingthestatuereachedNewYork.Americanswereinitially14fortheyhadnotraisedthemoneytopayfortheerectionofthebase.Fundraisingbypopularsubscriptionwasbehind15.OnefundraisingmethodusedwastohavepopularAmericanswriteletterswhichwerethensoldinpublic.Thebaseandstatue,16272feettall,wer

8、ecompletedin1886.Froma17standpoint,thestatueisamarvel.TheinnerstructurewasdesignedbytheFrenchengineer,AlexandreEiffel.Hisdesignforthestressedcopperskinofthestatueanticipatedmanyofthe18utilizedinmodernaircraft.Afteracentury,themonumentbegantoshowsignsofgettingworsein19.JustasFrenchmenhadcreatedtheSta

9、tue,soitwaswithrestoration.AFrenchmannotedthedecayandFrenchandAmericancraftsmenandcontributionsbroughtabouttherenewaloftheStatueintimeforitsisstill20inFranceandtheUnitedStates.A.completelyB.measuresC.popularD.togetherE.honorF.manufacturG.scheduleH.rewardeI.J.principlesK.embarrasseL.technicalcelebrat

10、eddM.voluntaryNconditions0.discouragedUnitFourPassage2SophyBrentcametovisitmenearlyeveryday.Shemademefeeluneasymostofthetime.Shesmoked11andneverusedanashtray.ShefollowedmeintothekitchenwhileImadeteaorcoffeeorsupperand12herselftothechildrensorangejuice.Shemadeagreathitwithmytwo-year-olddaughterFlora,

11、whowould13aboutherforhoursandrefertoherlovinglyassofa,andshewasalwaystalkingaboutmyhusbandandaskingmewherehewas.Icouldnotdecidewhyshechosemy14,althoughIrealizedthatnobodyelsepaidherverymuchattention.Hersituationwasverydifficultinthatshewas15outofdramaschoolandonlynineteen,butbeing16toplayaleadingpar

12、tinacompanyoffairly17andexperiencedactors.Theywouldnothavelikedhermuchevenifshehadbeengood,andas,fromallaccounts,shewasnotgoodsotheytookevery18torunherdown.IthinkshethoughtthatIwastheonlypersonaroundwhowasbothunconnectedwiththetheatreandtolerably19.Toassociatewithmewasnot,atanyrate,tostepdownthescal

13、e.Andformypart,althoughIfelttroubledbyherIdidnotdislikeher.Therewassomethinggenuinelyoutstandinginherpersonality,andshehadsuchphysical20thatwithmeshecouldgetawaywithanything.Shewasnicetohavearound,likeflowersorabowloffruit.A.helpedB.smartB.constantlyD.treatedE.requiredF.supremeG.hangH.charmI.continu

14、allyJ.companyK.opportunitL.distinguisheydM.straightN.partnerO.disappointedUnitFivePassage2Manypeopleoftenenjoyeatingouteitherbeforeorafteravisittothetheatre.However,mostofuswouldratherkeepthetwo11separate.Onemanwhothinksthattheycanbesuccessfullycombinedhasnotonlyexpressedhisideasinarecentbook,butals

15、osetupanestablishmentwherethetheoryisputvery12intopractice.ThemanisPaulThornton,andtheplaceistheHollics,anoldfarmhouse.WheneverIvisitanewrestaurant,Ifeelthesameexcitementthatkeentheatre-goersmustexperienceonopeningnight.IhadthisfeelinglastFridayeveningatdusk,asmywifeandIweretakingawalkinthebeautiful

16、gardensoftherestaurant13afterwehadarrived.Dinnerwasasexcellentaswehadbeen14.Thereisnomenu,forMr.Thorntoncreateshismealsratherasadirectorproducesaplay.Nevertheless,thevariouscombinationsof15ateachcoursearealways16asiftheyweredonebymagic.Heandhisteamofhighlyskilledhelpersserve,cutandcookthefood,moving

17、aboutthestageasconfidentlyas17actors.Themealisasdifferentfromwhatonefindsinordinaryrestaurantsasa18performanceofAMidsummerNightsDreamwouldbefromasecond-ratetelevisionproduction.MayIofferafewwordsofadviceincaseyouarethinkingofpayinghimavisit.Trynottoarrivejustafternoon,asMr.Thorntondoesnotserveanorma

18、llunch.Hisbrunchwhich19thebest20ofatraditionalEnglishbreakfast,isservedaroundelevenoclockandissoplentifulthatlunchisunnecessary.A.featuresB.shortlyC.potentialD.definitelyE.perfectF.promotedG.liveH.professionalI.charactersJ.promisedK.choicesL.includesM.pleasuresN.vigorouslyO.substitutionsUnitSixPassa

19、ge2StudentexpeditionsdoagreatdealofgoodworkontheArcticislandsbutfromtimetotimecausetroubleinthehuts,probablybecausestudentsarenotfamiliarwiththe11ofthelittlewoodenhutsdottedallovertheislandsoftheSpizbergengroup.Eachhut12hasaninnerandanouterdoor,shuttersoverthewindows,astoreofwood13upoutside,drychopp

20、edwoodinside,utensilsandcutlery,andaboveall,asmallstoreoffood.Allthesethingsmustbecompletelyin14wheneverthehutisleft.Itmakesno15ifitisonlythemiddleofJuly.That16hutmaynotbevisitedagainbeforethewinter.Adoorleftopencanleadeithertosnowfillingupthehuttotheceiling,or17still,windblowingtheroofoff.Unfastene

21、dshuttersleavethewindowsaneasypreyforpolarbears18forfoodandtheresultisagainsnowinthehut.Theready-choppedwoodisalsoveryimportant.Atravelervisitingthehutinthemiddleofthedarktimeandperhapsinbadweather,hisfeet,handsandfacebittenbythefrost,willhavehisdifficultiesdoubledifthewoodhelefthasbeenusedupbyother

22、sandhehadnothingwithwhichto19afire.Tenormoreyearsagotherewereenoughhunterstolookaftermostofthehuts,butnowmanybuildingshavebecomeuselessbecausethereisnoonetorepairthemandbecauseof20A.worseB.peculiarC.laidD.lightE.generallyF.orderG.particulaH.conventionsrI.JdifferenceK.builtL.fashionscarelessnessM.sea

23、rchingN.ordinarilyO.resultUnitSevenPassage2Mostofustrademoneyforentertainment.Movies,concertsandshowsareenjoyablebut11.Ifyouthinkthatyoucanthaveagoodtimewithoutspendingalotofmoney,readon.Alittleresourcefulnessandafewminutesofnewspaper-scanningshouldgiveyousomepleasantsurprises.Peoplemaybethemostinte

24、restingshowinalargecity.12throughbusystreetsandseewhateverybodyelseisdoing.Youwillprobablyseepeoplefromallovertheworld;youwill13seepeopleofeveryage,size,andshape,andyoullgetafreefashionshow,too.Window-shoppingisalsoa14sportifthestoresareclosed.Checkthelistingsinyourneighborhoodpaper.Localcollegesors

25、choolsoften15thepublictohearaninterestingspeakeroragood16.Thefilmorconcertseriesatthelocalpubliclibraryprobablywontcostyouapenny.Besuretocheckcommercialadvertisementstoo.Afleamarketcanprovidehoursofpleasantlookinground.Perhapsyoucanfindafreecookingorcrafts17inadepartmentstore.Planaheadforsomeactivit

26、ies.Itisalwaysmorepleasantnottohavepeopleinfrontofyouinamuseumoratazoo.Youmaysavesomemoney,too,sincetheseplacesoften18asideoneortwofree19daysatslowtimesduringtheweek.Makesurethatyouareincludingtheindispensable20thatpeopletravelmilestosee.Ifyoufeelliketakinganinterestingwalk,findafreewalkingtour,orpl

27、anoneyourself.A.expensiveB.WonderD.admissionE.setF.WanderH.additionI.valuableJ.disputeL.confidentlyM.sightsN.demonstrationUnitEightPassage2Whenapersonfeelslow,blue,ordownintheclumps,itusuallymeanshehasbeenhurt,disappointed,orsaddenedbysomethingthatcausesaconfusedandlistlessfeeling.Thereis11atypeofmu

28、siccalledtheblue,alow,mournful,sadsoundto12theseuniversalhumanfeelings.Depressionisanothernameforthismood.Feelingdepressedisanormalandnatural13toexperiencesofloss,failure,andundeservedbadluck.Indeed,ithasbeenpointedoutthatwithoutdepression,wewould14muchoftheworldsgreattragicliterature,music,andart.I

29、nsomecases,however,depressionbecomessomethingmorethanjust15feelingsofbluesorletdown.Alargenumberofpeoplesufferfromwhatpsychiatristscalldepressiveillness.Depressiveillnessismore16andlastslongerthancommonlistlessfeelings.Sometimesaserious17ofdepressioncanbeginwiththelossofalovedoneorachangeofjob.Manyt

30、imes,invery18cases,theredoesntseemtobeanycircumstanceseriousenoughtohavecausedthedepression.Somepsychiatristssuggestthatthekeyfeatureindepressionischange.Thepersonbecomesdifferentfromthewaybeforetheonsetofhisdepression.Hemayevenbecometheoppositeofhisusualself.Therearemanyexamples:thebusinessmanwhobe

31、comesawanderer,themotherwhowantsto19herchildrenandherself.Insteadofseekingsatisfactionandpleasure,thedepressedperson20it.A.everB.escapeC.intenseD.responseE.avoidsF.evenG.expressH.realizationI.severeJ.lessenK.denseL.periodM.harmN.lackO.normalUnitNineAgrowingworldpopulationandthediscoveriesofsciencema

32、y11thispatternofdistributioninthefuture.Asmenslowlylearntomasterdiseases,controlfloods,preventfamines,andstopwars,fewerpeopledieeveryyear;andin12thepopulationoftheworldis13increasing.In1925therewereabout2,000millionpeopleintheworld;bytheendofthecenturytheremaywellbeover4,000million.Whennumbersriseth

33、e14mouthsmustbefed.NewlandsmustbeIboughtundercultivation,orlandalreadyfarmedmadeto15largercrops.Insomeareastheaccessiblelandislargelysointensively16thatitwillbedifficulttomakeitprovidemorefood.Insomeareasthepopulationissodensethatthelandisparceledoutinunitstoo17toallowformuchimprovementinfarmingmeth

34、ods.Werealargerpartofthisfarmingpopulationdrawnoffintoindustrialoccupations,thelandmightbefarmedmuchmoreproductivelybymodernmethods.Thereisnowaraceforscience,technology,andindustrytokeepthe18offoodrisingfasterthanthenumberofpeopletobefed.Newstrainsofcropsarebeingdevelopedwhichwillthrivein19climates;

35、irrigationanddry-farmingmethodsbringpoorlandsundertheplough,damsholdbackthewatersofgreatriversto20waterforthefieldsinallseasonsandtoprovideelectricpowerfornewindustries;industrialchemistryprovidesfertilizerstosuitparticularsoils;aeroplanesspraycropstodestroyinsectsandmanyplantdiseases.A.ensureB.viol

36、entlyC.alterD.harmfulE.cultivatedF.uniqueG.transplantedH.yieldI.consequenceJ.outputK.extraL.steadilyM.tinyN.unfavorableO.produceUnitTenPassage2IntheUnitedStates,itisnot11totelephonesomeoneveryearlyinthemorning.Ifyoutelephonehimearlyintheday,whileheisshavingorhavingbreakfast,thetimeofthecallshowsthat

37、thematterisveryimportantandrequiresimmediateattention.Thesamemeaningisattachedtotelephonecallsmadeafter11:00p.m.Ifsomeonereceivesacallduringsleepinghours,he12itsamatteroflifeanddeath.Thetimechosenforthecall13itsimportance.In14life,timeplaysaveryimportantpart.IntheU.S.A.,gueststendtofeeltheyarenothig

38、hlyregardedifthe15toadinnerpartyisextendedonlythreeorfourdaysbeforethepartydate.Butitisnottrueinallcountries.Inotherareasoftheworld,itmaybeconsideredfoolishtomakeanappointmenttoofarin16becauseplanswhicharemadeforadatemorethanaweekawaytendtobeforgotten.Themeaningoftimediffersindifferentpartsoftheworl

39、d.Thus,misunderstandings17betweenpeoplefromculturesthattreattimedifferently.Promptnessisvalued18inAmericanlife,forexample.Ifpeoplearenotprompt,theymayberegardedasimpoliteornotfullyresponsible.IntheU.S.noonewouldthinkofkeepingabusiness19waitingforanhour,itwouldbetooimpolite.Apersonwhois5minuteslateis

40、20tomakeashortapology.Ifheislessthan5minuteslate,hewillsayafewwordsofexplanation,thoughperhapshewillnotcompletethesentence.A.highlyB.engagementC.customaryD.socialE.informF.invitationG.advanceH.absenceI.heavilyJ.associateK.expectedL.assumesM.habitualN.ariseO.communicatesUnitElevenPassage2Personalityi

41、s,toalargeextent,inherenttheenvironmentmustalsohavea11effect,tobecomeamajor12inthelivesoftheirchildren.A-typeparents,usuallybringaboutA-typechildren.ButwinceifcompetitionisimportanttotheparentsitislikelyOneplacewherechildrensoakupAcharacteristicsisschool,whichis,byitsverynature,ahighlycompetitiveins

42、titution.Toomanyschools13thewinatallcostsmoralstandardandmeasuretheirsuccessbysportingachievements.Thecurrent14formakingchildrencompeteagainsttheirclassmatesoragainsttheclockproducesatwo-layersystem,inwhichcompetitiveAtypesseeminsomewaybetterthantheirB-typefellows.Being15keentowincanhavedangerouscon

43、sequences:rememberthatPheidippides,thefirstmarathonrunner,droppeddeadsecondsaftersaying;cheers,weconquer!Byfartheworstformofcompetitioninschoolsistheextreme16onexaminations.Itisarareschoolthatallowspupilsto17onthosethingstheydowell.Themeritsofcompetitionbyexaminationaresomewhat18,butcompetitioninthe

44、certainknowledgeoffailureispositivelyharmful.Obviously,itisneither19nordesirablethatallAyoungsterschangeintoBs.Theworldneedstypes,andschoolshaveanimportantdutytotryto20achildspersonalitytohispossiblefutureemployment.Itistopmanagement.A.enoughB.fitC.emphasisD.practicalE.F.G.adoptH.questionableinnumer

45、ableconcentrateI.profoundJ.factorK.tooL.substanceM.passionN.emotionO.fixUNIT12Passage2Asthe11oflifecontinuestoincrease,wearefastlosingtheartofrelaxation.Onceyouareinhabitofrushingthroughlife,beingonthegofrommorningtillnight,itishardtoslowdown.Butrelaxationisessentialforahealthymindandbody.Stressisan

46、aturalpartofeverydaylifeandthereisnowaytoavoidit.Infact,itisnotthebadthingitisoften12tobe.Acertainamountofstressis13toprovidemotivationandgivepurposetolife.Itisonlywhenthestressgetsoutofcontrolthatitcanleadtopoor14andillhealth.Theamountofstressapersoncan15dependsverymuchontheindividual.Somepeopleare

47、notafraidofstress,andsuchcharactersare16primematerialformanagerialresponsibilities.Othersloseheartatthefirstsignsof17difficulties.Whenexposedtostress,inwhateverform,wereactbothchemicallyandphysically.Infactwemakechoicebetweenfightorflightandinmoreprimitivedaysthechoicesmadethedifferencebetweenlifeor

48、death.Thecriseswemeettodayareunlikelytobeso18,buthoweverlittlethestress,itinvolvesthesameresponse.Itiswhensuchareactionlastslong,throughcontinued19tostress,thathealthbecomesendangered.Suchseriousconditionsashighbloodpressureandheartdiseasehaveestablishedlinkswithstress.Sincewecannot20stressfromourli

49、ves(itwouldbeunwisetodosoevenifwecould),weneedtofindwaystodealwithit.A.cancelB.paceC.extremeD.automaticallyE.removeF.vitalG.H.supposedperformanceI.rateJ.exposureK.L.unusualachievementMobviouslyNwithstandOharshUnitThirteenPassage2WhatisyourfavoritecolorDoyoulikeyellow,orange,redIfyoudo,youmustbeanopt

50、imist,aleader,anactivepersonwho11life,peopleandexcitement.DoyouprefergreysandbluesThenyouareprobablyquiet,shy,andyouwouldratherfollowthanlead.You12tobeapessimist.Atleast,thisiswhatpsychologiststellus,andtheyshouldknow,becausetheyhavebeenseriouslystudyingthemeaningofcolorpreference,aswellastheeffectt

51、hatcolorshaveonhumanbeings.Theytellus,amongother13,thatwedonotchooseourfavoritecoloraswegrowupwearebornwithourpreference.Ifyouhappentolovebrown,youdidso,assoonasyouopenedyoureyes,oratleastassoonasyoucouldseeclearly.Colorsdo14ourmoodsthereisnodoubtaboutit.Ayellowroommakesmostpeoplefeelmorecheerfuland

52、morerelaxedthanadarkgreenone;andareddressbringswarmthandcheertothesaddestwinterday.Ontheotherhand,blackis15.AblackbridgeovertheThamesRiver,nearLondon,usedtobethe16ofmoresuicidesthananyotherbridgeintheareauntilitwasrepaintedgreen.Thenumberofsuicideattemptsimmediatelyfell17;perhapsitwouldhavefalleneve

53、nmoreifthebridgehadbeendoneinpinkorbabyblue.Lightand18colorsmakepeoplenotonlyhappierbutmoreactive.Itisan19factthatfactoryworkersworkbetter,harder,andhavefewer20whentheirmachinesarepaintedorangeratherthanblackorgrey.A.brightB.sceneC.whollyD.favorE.factsF.depressingG.accidentsH.interfereI.establishedJ

54、.incidentsK.disgustingL.sharplyM.enjoysN.tendO.influenceUnitFourteenPassage2Womenarealsounderrepresentedintheadministrationandthisisbecausetherearesofewwomen11professors.In1985,RegentBerylMilburnproducedareportblastingtheUniversityofTexasSystemadministrationfornot12women.TheUniversitywasratedamongth

55、elowestforthesystem.Ina1587update,Milburn13andpraisedtheprogressthatwasmadeandcalledforevenmore14Oneofthepositiveresultsfromherstudywasasystem-wideprogramtoinformwomenofavailableadministrativejobs.CollegeofCommunicationAssociateDean,PatriciaWitherspoon,saiditisimportantthatwomanbe15whenitcomestorelo

56、catingiftheywantto16intheranks.Althoughawomanmayfaceachilly17oncampus,manytimesinorderforhertosucceed,shemustriseabovetheproblemsaroundherandconcentrateonherwork.Untilwomenmakeupagreater18oftheseniorpositionsintheUniversityandallacademia,inequalitieswillexist.Womenneedtospendtheirenergiesandtimedoin

57、gscholarlyactivitiesthatareimportanthereattheUniversity.Spirdusosaid.Iftheydothattheywillbe19inthissystem.Iftheyspendtheirtimeinlittlegroupsmourningthesexualdiscriminationthattheythinkexistshere,theyare20wastingvaluablestudytime.A.fullB.recalledC.improvementD.riseE.encouragingF.flexibleG.recognizedH

58、.idlyI.ratioJ.persuadingK.movableL.possiblyM.successfulN.climateO.percentageUnitFifteenPassage2InOctober1987,theNationalBoardforProfessionalTeachingStandardsbeganitsworktosetnewstandardsofaccomplishmentfortheteachingprofessionandtoimprovethe11ofeducationavailabletoallchildrenintheUnitedStates.Teache

59、rsare12tostudentsandtheirlearning.Theymustactonthebeliefthatallstudentscanlearn.Theymustrecognize13differencesintheirstudentsandadjusttheirpractice14.Theymustknowthattheirmissionextendsbeyonddevelopingthecognitivecapacityoftheirstudents.Theymustbe15withtheirstudentsself-concept,withtheirmotivation,a

60、ndwiththedevelopmentofcharacter.Teachersmustknowthesubjectstheyteachandhowtoteachthem.Theymust16specializedknowledgeofhowtoconveyasubjecttostudents.Teachersareresponsibleformanagingandmonitoringstudentlearning.Theymustcallon17methodstomeettheirgoals,knowingandbeingableto18avarietyofinstructionalskil