2021-2022年山东省东营市大学英语6级大学英语六级真题一卷(含答案)

2021-2022年山东省东营市大学英语6级大学英语六级真题一卷(含答案)学校:________班级:________姓名:________考号:________

一、2.ReadingComprehension(SkimmingandScanning)(20题)1.Tograbtheinterviewer'sattention,itisnecessarytoedittimeandtimeagainandmakearesumethatis______.

2.

Thefirstuseofthetermorganicfarmingisusuallycreditedto___________________inhis1940bookLooktotheLand.

3.

Socialstudierslearnbetterby______thanbyreading.

4.

Whatunderwateractioncanleadtotheproductionofpollutionsimilartothatproducedbyfossilfuelpowerstations?

A.Massdyingofunderwatercreature.

B.Recyclingofunderwaterwasteproducts.

C.Decomposingfloodedvegetation.

D.Abstractingunderwateroil.

5.Theauthor'sexperienceinBangkokshowsthat______.

A.therestoftheworldprovestobeextremelyrisky

B.peopleshouldnotbeafraidofvisitingothercountries

C.thelocalsareunawareofthesecretpoliticalprotests

D.thenewshelpspeoplestayawayfromdangerousplaces

6.ResidentsofOldOrderAmishcommunitiesbeganunconsciouslytopractisesustainablelivingfrom______.

7.

TheteachersinChinahavedifficultiesinproducinganexcellentlessonplananddiscussionsaboutAmericanparties,butmostofthemovercomeitwithease.

A.YB.NC.NG

8.THEPARTYGENE

StevenBennerjokinglycallshimselfadilettante(业余艺术好爱者).AbiochemistattheUniversityofFloridainGainesville,Bennerlearnsawiderangeofdisciplines,frombioinformaticstoastrobiology.Hisaimistogaininsightintothebasicchemicalrulesthatgovernhowlifeworks--bothhereand,ultimately,onotherplanets.Butalthoughsciencedrewhisgazetotheskies,itwasalcoholthatbroughthimbackdowntoEarth.Or,tobemoreexact,theenzymesthatcanbothmakeandconsumeit.

Alcoholdehydrogenase(脱氢酶)isbestknownastheenzyme(酶)thatbreaksdownalcoholinthebody,andassuchithasbeenstudiedexhaustively.ButBennerandotherresearchersinthefieldhavenowturnedtoitsevolution,andtheirworkisprovidingfreshinsightintothepuzzleofwhysomecreatures,suchasyeast,cametomakealcoholandwhysomanyothers,includingourselves,cantolerateit.

Alcoholdehydrogenase--ADHforshort--isablankettermappliedtoalargeanddiversegroupofenzymes.Inmanycreatures,includingourselves,theyhelptoconvertalcohols,suchasethanol,intocom-poundsthatotherenzymescanbreakdownandextractenergyfrom.Butinanumberofmicroorganisms,theycanhelpthereversereaction,makingalcoholsaspartoftheprocessofextractingenergyfromsugars.

Thestarsofthesealcohol-producersaretheyeasts.NotonlydoSaccharomycesspeciesofyeastchurnoutoodlesofethanol,theycanalsotoleratefarhigherconcentrationsofitthanothermicroorganisms.Brewer'syeastowesthisabilitytotwoalcoholdehydrogenases:ADH1,whichmakesethanol,andADH2,whichbreaksitdownforuseasanenergysource.Yeastnotonlybrewsitsownmoonshine,itconsumesittoo—"tothelastdrop",asBennersays.

Atfirstsight,thismakesnosense.Makingethanolfromsugarandthenconsumingitisenergeticallyfarmorewastefulthansimplyconsumingthesugar.Researchershavelongponderedwhyyeastgoestoallthattrouble.Althoughitmightbenicetothinkthatthereisacreatureonttherewhoseraisond'etreistoparty,evolutiondoesn'tworkthatway.

Makeorbreak

BennerandhisteamcameacrosstheexplanationwhenhuntingfortheoriginsofADHinyeast.BennerisinterestedincombiningthestudyofgenesandproteinswithgeologyandpalaeontologytogaininsightintothehistoryoflifeonEarthandpresent-dayproteinfunction."Everybiomoleculeisbetterunderstoodifweknowitshistoryaswellasitsstructure,"hesays.

TheADHgenesinyeastmakeanintriguingsubjectforthisapproach.Whenyeastgaineditsabilitytomakealcohol,itmusthavedonesoasaresultofaselectionpressureinitsenvironmentand,whatismore,thiswouldhavehadaknock-oneffectonothercreatures.SoworkingoutwhenandhowtheADHenzymescametobecouldopenasmallwindowontowhatecosystemswerelikebackthen.

ADHgenesandtheproteinstheymakearewellstudiedandhavebeenisolatedfrommanydifferentspeciesofyeast,soBenner'steamhadplentyofusefulmaterialtoworkwith.ThegoalwastoreconstructtheoriginalgenethatwasduplicatedtogiverisetoADHIandADH2,andtoaskwhatitsfunctionwas--diditmakealcohol,ordiditbreakitdown'?

FromadatabaseofthesequencesofrelatedADHgenesinvariousyeasts--combinedwithadditionalADHgenesspeciallysequencedforthisstudy--BennerandhiscolleaguesassembledanevolutionarytreeofyeastADH.Thisshowedwheretheancestralgenewouldhavefittedinandhelpedtheresearchersworkoutitsmostlikelyaminoacid(氨)sequence.Inferringthepastfromthepresentisn'tperfect,sotheyendedupwith12slightlydifterentcandidategenes.

Fruitfulcollaboration

Thegroupthenreconstructedall12genesandtest

A.YB.NC.NG

9.

Itisadvisedtobesubtlewhenparentsstepintotheprincipalaboutthebulliesbecause______.

10.Cross-CulturalCommunicationChallenges

DefinitionofCulture

Weallcommunicatewithothersallthetime--inourhomes,inourworkplaces,inthegroupswebelongto,andinthecommunity.Nomatterhowwellwethinkweunderstandeachother,communicationishard.Justthink,forexample,howoftenwehearthingslike;"Hedoesn'tgetit,"or"Shedidn'treallyhearwhatImeanttosay.""Culture"isoftenattherootofcommunicationchallenges.Ourcultureinfluenceshowweapproachproblems,andhowweparticipateingroupsandincommunities.Whenweparticipateingroupsweareoftensurprisedathowdifferentlypeopleapproachtheirworktogether.

Cultureisacomplexconcept,withmanydifferentdefinitions.But,simplyput,"culture"referstoagrouporcommunitywithwhichwesharecommonexperiencesthatshapethewayweunderstandtheworld.Itincludesgroupsthatweareborninto,suchasgender,race,ornationalorigin.Italsoincludesgroupswejoinorbecomepartof.Forexample,wecanacquireanewculturebymovingtoanewregion,byachangeinoureconomicstatus,orbybecomingdisabled.Whenwethinkofculturethisbroadly,werealizeweallbelongtomanyculturesatonce.

Ourhistoriesareacriticalpieceofourcultures.Historicalexperiences--whetheroffiveyearsagooroftengenerationsback--shapewhoweare.Knowledgeofourhistorycanhelpusunderstandourselvesandoneanotherbetter.Exploringthewaysinwhichvariousgroupswithinoursocietyhaverelatedtoeachotheriskeytoopeningchannelsforcross-culturalcommunication.

SixFundamentalPatternsofCulturalDifferences

Aspeoplefromdifferentculturalgroupstakeontheexcitingchallengeofworkingtogether,culturalvaluessometimesconflict.Wecanmisunderstandeachother,andreactinwaysthatcanhinderwhatareotherwisepromisingpartnerships.Oftentimes,wearen'tawarethatcultureisactinguponus.Sometimes,wearenotevenawarethatwehaveculturalvaluesorassumptionsthataredifferentfromothers!

?DifferentCommunicationStyles

Thewaypeoplecommunicatevarieswidelybetween,andevenwithin,cultures.Oneaspectofcommunicationstyle.islanguageusage.Acrosscultures,somewordsandphrasesareusedindifferentways.Forexample,evenincountriesthatsharetheEnglishlanguage,themeaningof"yes"variesfrom"maybe,I'llconsiderit"to"definitelyso,"withmanyshadesinbetween.

Anothermajoraspectofcommunicationstyle.isthedegreeofimportancegiventonon-verbalcommunication.Non-verbalcommunicationincludesnotonlyfacialexpressionsandgestures;italsoinvolvesseatingarrangements,personaldistance,andsenseoftime.Inaddition,differentnormsregardingtheappropriatedegreeofassertivenessincommunicatingcanaddtoculturalmisunderstandings.Forinstance,somewhiteAmericanstypicallyconsiderraisedvoicestobeasignthatafighthasbegun,whilesomeblack,JewishandItalianAmericansoftenfeelthatanincreaseinvolumeisasignofanexcitingconversationamongfriends.Thus,somewhiteAmericansmayreactwithgreateralarmofalouddiscussionthanwouldmembersofsomeAmericanethnicornon-whiteracialgroups.

?DifferentAttitudesTowardConflict

Someculturesviewconflictasapositivething,whileothersviewitassomethingtobeavoided.IntheU.S.,conflictisnotusuallydesirable;butpeopleoftenareencouragedtodealdirectlywithconflictsthatdoarise.Infact,face-to-facemeetingscustomarilyarerecommendedasthewaytoworkthroughwhateverproblemsexist.Incontrast,inmanyEasterncountries,openconflictisexperiencedasembarrassingordemeaning;asarule,differencesarebestworkedoutquietly.Awrittenexchangemightbethefavoredmeanstoaddressthe

A.YB.NC.NG

11.

Thethirdattitudetowardstestsiswhollypositivebecauseitistheattitudeof______.

12.

Dreamersarenotefficientandoftenenduphavingtocramforexams.

A.YB.NC.NG

13.

Afterthemedicaltreatment,apatientmaybeadmittedtothehospital,discharged,ortransferredtoamoreappropriate______.

14.Ifyoulearnthe______,yourfocusonrelaxation,enjoymentandhealthwillreducestress,anxietyandworry.

15.

Theauthorsuggestedthatsomethingmustbedonetocauseterroristorganizationssplitupintotwooppositegroups.

A.YB.NC.NG

16.

TheInternet's______programmingisn'tsuitableformobilephones.

17.Ifyourankthebooksaccordingtothefrequencytheymightbetouched,you'dbetterput______.

A.referencebooksatthemostimportantposition

B.brand-newbooksatthemostimportantposition

C.dog-earedbooksatthemostimportantposition

D.allthenovelsatthemostimportantposition

18.

Afterasubjectisset,itisuptohistoryexpertstoprovideusafullyinterpretationoftherelevant______.

19.

Inthisarticle,theauthorrelieschieflyon______tosupporthismainideas.

20.

MostAmericanswouldpreferanorganizationalsysteminwhichtheyareresponsiblefor______.

二、3.ListeningComprehension(20题)21.(29)

A.Consulthimoutsideofclass.

B.Lookforhimintheoffice.

C.Talktohimduringclassroomhours.

D.Makeanappointmentwithhim.

22.听力原文：W:Areyousureyoudon'tmindgettingtheconcerttickets?Iwouldn'tbeabletopayyoubackuntilFridaywhenIgetpaid.

M:Noproblem.I'mgladIcanhelpandwe'llbeabletogotogether.

Q:Whatdoesthemanmean?

(18)

A.Hedoesn'tminditatall.

B.Hehasnoproblem.

C.Hedoesn'tneedmoney.

D.Theconcertticketsarefree.

23.(34)

A.Tosmoke.B.Towear.C.Tocurepain.D.Tolightafire.

24.(36)

A.Physics.

B.Mathematics.

C.Environmentalscience.

D.Lifescience.

25.听力原文：W:Whatdoesitgoonwithyourdebateonthematterofmoney?

M:Somepeoplebelievemoneytalks.ButI'moftheopinionthatwe'vegottobeitsmasterandnotitsslaves.

Q:What'stheman'sopiniononmoney?

(15)

A.Weshouldspendourmoneywisely.

B.Wecannotlivewithoutmoney.

C.Wearenotslavesofmoney.

D.Weshouldlearntosavemoney.

26.听力原文：W:Soyoureallybelievethatclothescarryakindofmessageforotherpeopleandthatwhatweputonisinsomewayareflectionofwhatwefeel?

M:Ohyes,verymuchso.Peoplearebeginningnowtotakeseriouslytheideaofakindofpsychologyofclothing,tobelievethatthereisnotjustindividualtasteinourclothesbutalsoathinkingbehindwhatwewear,whichistryingtoexpresssomethingwemaynotevenbeawareofourselves.

W:Butsurelythishasalwaysbeenthecase.Wealldressupwhenwewanttoimpresssomeone,suchasforajobinterviewwithaprospectiveemployer.

M:True,butthat'saconsciousact.WhatI'mtalkingaboutismoreofasubconsciousthing.Takeforexamplethestudentwhoisawayfromhome:ifhetendstowraphimselfupmorethantheothers,thisisbecauseheisprobablyfeelinghomesick.Simitarly,ageneralfeelingofinsecuritycansometimestaketheform.ofover-dressinginwarmerclothesthanarenecessary.

W:Canyougiveanyotherexamplesofthiskind?

M:Yes.Ithinkpeoplewhoaresociableandoutgoingtendtopreferbrighterormoredazzlingcolors--yellows,brightreds,andsoon.Andaggressiveclothesmightindicateanaggressivepersonalityorattitudetolife.

W:Doyouthinkthecare--orlackofit--overthewayweactuallywearourclotheshasanythingtotellus?

M:Yes,indeed.Thelength,forexample,ofaman'strousersspeaksvolumesabouthisawarenessofhisownimage.Or,ifhistrousersarehangingdown,thisprobablymeanshe'sabsorbedbyotherthings.

W:Oh,veryinteresting.Tellmemoreaboutit.

M:OK

(23)

A.Thecolorsofclothing.

B.Theindividualtasteonclothing.

C.Theideaofpsychologyofclothing.

D.Theclothingfashion.

27.

【B11】

28.听力原文：Atthetheater,shedisruptsthefirstactassheclimbsoveryourkneestowardherseat.WhenyourdoorbellringsonaSaturdaynight,longafteryourotherguestshavebeguneating,youknowhehasarrivedfordinner.Atwork,youdon'texpectheratyour9:00a.m.meeting.

Theyarethelatecomersanditdoesn'tmatteriftheywearawatchoruseanalarmdock.Latenessistheirwayoflife.

Chroniclatenesshasspoiledfriendships,andahabitthathascausedpeopletolosetheirjob.Why,then,aresomanypeoplelate?

"Notarrivingontimecanbeaform.ofavoidance,"saysDr.RichardKravitz,apsychiatristatYaleNewHavenMedicalCenterinConnecticut."Youarelateforaparty,orcominghomefromwork,becauseyoudon'twanttobewhereyou'resupposedtobe."Otherreasonsforchroniclatenessaremorecomplex.Dr.Kravitzsuggeststhatsomelatecomersknowthattheirlatenesswillcauseanger,andthisservestheirdeepneedtobepunished.Alternatively,somelatecomershaveatendencytoforcesomeonetowait,whichisawayofexpressingangerorresentment.

Asforthoseofuswhowait,ifwecansetlimitsastohowlongwewillstaybeforeleavingwhenappropriate,wecanmakeourangerknown.Andthoughitistruethatbeingpromptcanbeascompulsiveasbeinglate,Shakespeareadvisedthis:"Betterthreehourstoosoonthanaminutetoolate."

(33)

A.Itindicatesthatlatecomersdon'tcareaboutothers'time.

B.Itindicatesthatlatecomersalwaysignoreotherpeople'sfeeling.

C.Itindicatesthatlatecomersenjoybeinglookedatbyothers.

D.Itindicatesthatlatenessistheirwayoflife.

29.SectionA

Directions:Inthissection,youwillhear8shortconversationsand2longconversations.Attheendofeachconversation,oneormorequestionswillbeaskedaboutwhatwassaid.Boththeconversationandthequestionswillbespokenonlyonce.Aftereachquestiontherewillbeapause.Duringthepause,youmustreadthefourchoicesmarkedA,B,CandD,anddecidewhichisthebestanswer.

(12)

A.Inheroffice.B.Inherhandbag.C.Inhercar.D.Athome.

30.听力原文：Nolivingcreature,plantoranimal,canexistincompleteisolation.Ananimalisboundtodependonotherlivingcreatures,ultimatelyplants,foritsfoodsupply;itmustalsodependupontheactivitiesofplantsforacontinuedoxygensupplyforitsrespiration.Apartfromthesetwobasicrelationships,itmaybeaffecteddirectlyorindirectlyincountlessdifferentwaysbyotherplantsandanimalsaroundit.Otheranimalspreyonitorcompetewithitforthesamefood;plantsmayprovideshelter,concealmentornestingmaterial,andsoon.Similarly,theanimalwillproduceitsowneffectsonthesurroundingplantsandanimals:someitmaycatordestroy,forothersitwillprovidefood;andthroughitscontributionofmanureitmayinfluencethetextureandfertilityofthesoil.

Thisdependenceonotherlivingthingsisnotconfinedtoanimals.Thoughplantsmanufacturetheirownfood,theyaredependentonanimalrespirationforatleastapartofthecarbondioxidewhichtheyuseasrawmaterialinthisprocess.Moreover,despitetheapparentlypeacefulrelationshipsinplantcommunities,thereisintensecompetitiongoingonforwater,nutrientsalts,andaboveall,forlight.

Thewholecomplexoftheplantsandanimalsformingacommunity,togetherwithalltheinteractionphysicalfactorsoftheenvironment,reallyformsasingleunit,whichhasbeencalledanecosystem.Itwillbeseenthatthefinalaimofecology--thecompleteunderstandingofecosystems--isanidealonewecanscarcelyhopetoattain.Itisneverthelessanidealwellworthpursuingandvaluableprogresshasbeenmadetowardsit.

(33)

A.Theyeatordestroyplants.

B.Theyprovideplantswithcontinuedoxygensupply.

C.Theirmanureiseatenbyplants.

D.Theirmanureimprovesthequalityofsoilwhichplantsliveon.

31.听力原文：W:Mike!Longtimenosee.What'sup?

M:Hey,Lydia.Fancymeetingyouhere.Areyoukeepingbusy?

W:Alittlebit.Well,someonetoldmeyou'vegotbunchesofgoodstamps,likeamuseum.

M:Idohavealot.I'minterestedinstampcollecting.Iguessit'sactuallyapartofmylife.

W:Theycostalotthough.Howcanyouaffordthem?

M:SometimesIdohavehardtimewiththem.I'vetosaveeverypenny.Butit'sworthy.And,whenbigdayssuchasmybirthdayorChristmascome,mostofmyfriendsgivemestampsasgifts.

W:That'sgood.Stampcollectingisalsoalong-terminvestment.Thepricekeepsgoingup.Youcanearnalotbybringingthemtothemarket.

M:I'mafraidnot.Forme,stampcollectingismerelyabobby,apersonalfondness.I'dbesadifI'deverhavetosellthem.

W:Icanimagine.Keepingahobbyislikehavingafriend,bothenjoyableandrewarding.Yougetgreatpleasurebyattendingthem.

M:Icouldn'tagreemore.

W:Bytheway,haveyoueverbeentoothercountries?

M:Notyet.

W:Thenhowdothoseforeignstampscomefrom?

M:Well,I'vesomefriendsstudyingabroad.Theysendmesomeattimes.

W:Isee.Myfriendstravelaloteveryyear.LfyoulikeIcouldaskthemtohelpyouwiththat.

M:Thatwouldbetoogoodifit'snottroubleforthem.

W:Notatall.

M:Now,I'mheadingforthepostoffice.IheardanewsetofstampsisforsalefortheWorldCup.Doyouhaveinteresttogowithme?

W:I'dloveto.ButI'vetomeetmyfriendat4o'clockattheairport.He'scomingbackforvacation.Anyway,I'llcallyoulater.

M:Allright.Thenseeyousoon.

W:Seeyou.

(20)

A.Becausehehasenoughmoneytobuystamps.

B.Becauseheusedtoreceivestampsasgifts.

C.Becausestampcollectingishishobby.

D.Becauseheinvestsinstamps.

32.(32)

A.Theeffectsofnoiseonthequalityoflife.

B.Theroleofairtrafficrestrictions.

C.Theproductionofquieterengines.

D.Theeconomicaspectsofnoisereduction.

33.(21)

A.Thatthemanrethinktheirplans.

B.Thatthemanseeageneralpractitioner.

C.Thatthemanseeapsychiatrist.

D.Thatthemanconcentrateonhisstudies.

34.

【B5】

35.SectionB

Directions:Inthissection,youwillhear3shortpassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionswillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.

听力原文：TheOlympicGamesoriginatedin776B.C.inOlympia,asmalltowninGreece.ParticipantsinthefirstOlympiadaresaidtohaveruna200-yardrace,butastheGameswereheldeveryfouryears,theyexpandedinscope.OnlyGreekamateurswereallowedtoparticipateinthisfestivalinhonorofthegodZeus.Theeventbecameareligious,patriotic,andathleticoccasionwherewinnerswerehonoredwithwreathsandspecialprivileges.TherewasaprofoundchangeinthenatureoftheGamesundertheRomanemperors.Theywerebannedin394A.D.byEmperorTheodosius,aftertheybecameprofessionalcircusesandcarnivals.

ThemodernOlympicGamesbeganinAthensin1896asaresultoftheinitiativeofBaronPierredeCoubertin,aFrencheducatorwhosedesirewastopromoteinternationalunderstandingthroughathletics.NinenationsparticipatedinthefirstGames;over100nationscurrentlycompete.

Thetaintofpoliticsandracialcontroversy,however,istheblockfortheOlympicGamesinourepoch.In1936Hilter,whosecountryhostedtheGames,affrontedJesseOwens,ablackAmericanrunner,byrefusingtocongratulateOwensforthefeatofhavingwonfourgoldmedals.Inthe1972MunichGames,theworldwasappalledbythemurderofelevenIsraeliathletesbyArabterrorists.ThenextOlympicGamesinMontrealwereboycottedbyAfricannations;inaddition,Taiwanwithdrew.In1980,followingtheSovietinvasionofAfghanistansixty-twonationscausedgreatdismaytotheirathletesbyrefusingtoparticipateintheGames.TheconsensusamongthosenationswasthattheirrefusalwouldwarntheSoviets.

(27)

A.Asareligiousfestival.

B.Forpoliticalreasons.

C.Asaninternationalcompetition.

D.Asaprofessionalathletes'competition.

36.听力原文：W:WouldyouliketocometoourEnglishpartythisweekend?I'dlikeyoutomeetmynewfriendsfromAustralia.

M:Sorry,Ican't.IhavetomeetanAmericanfriendattheairportandmakearrangementsforhisspeech.

Q:What'sthemangoingtodo?

(18)

A.He'llhaveaweekendpartyathome.

B.He'llcometoanEnglishpartyathisfriend'shouse.

C.He'llgotomeetsomeoneattheairport.

D.He'llmakearrangementstomeetforeignfriends.

37.(35)

A.BecausetheEarthisheavilypolluted.

B.Becausenaturecannotrecycleitsresources.

C.BecausetherearemoreandmorepeoplelivingontheEarth.

D.Becausenomorenewresourcescanbeadded.

38.(22)

A.Inthedancingroom.

B.Oppositethefireplace.

C.Oppositethedoor.

D.Besidethechestofdrawers.

39.听力原文：M:Whataboringspeaker!Icouldhardlykeepfromfallingasleep.

W:Oh.Idon'tknowaboutthat.Infact.Idon'thaveaspecialfeelingabouthim.

Q:Whatdoesthewomanmean?

(17)

A.Shedisagreeswiththeman.

B.Shedoesn'tenjoylongspeeches.

C.Shehadn'tknownhowlongthespeechwouldbe.

D.Shedoesn'thaveaspecialopinionaboutthespeaker.

40.听力原文：M:IabsolutelyhateChristmasshopping.Icanneverfigureoutwhattobuyforeveryone,soIrusharoundlikeanidiotatthelastminute,buyingjunk.

W:Thenmaybeyoushouldn'tbuyanygifts.Justtellpeople"merryChristmas!"

Q:Whatdoesthewomanmean?

(16)

A.Sheisfondofshopping.

B.Shedoesn'tknowwhattobuyforChristmas.

C.ShegivesthemanadviceonwhattobuyforChristmas.

D.Shedoesn'tthinkit'snecessarytobuygifts.

三、4.ReadingComprehension(ReadinginDepth)(20题)41.

Withtheheatlampintheparty,partygoersfelt______.

A.warmB.chillyC.hotD.verywarm

42.

【C7】

43.Whichofthefollowingstatementsistrueaboutpsychologicalfatigue?

A.Psychologicalfatiguehappenstothoseinvolvedinwar.

B.Restistheonlysolutionforpsychologicalfatigue.

C.Physicallyhealthypeopledonotsufferfrompsychologicalfatigue.

D.Physicallaborcangetsomepeopleoutofpsychologicalfatigue.

44.Traditionally,itisbelievedthatpeoplewithoutself-esteem______.

A.areusuallythetargetsoforganizedcrime

B.arelessviolentthanthosewithunrealisticallyhighself-esteem

C.aremorelikelytohurtotherstogainself-esteem

D.alwaysresorttoviolencewhentheirself-imageischallenged

45.(62)

46.

Accordingtothepassage,oneofthecausesleadingtoLiu'ssuccessisthat______.

47.Bysaying"thegrowthoftheproportion...toyoungergenerations."(Line2,Para.5),AntheaTinkerreallymeansthat______.

A.currentlywealthflowsfromoldgenerationtoyoungergeneration

B.traditionallywealthflowsfromyoungergenerationtooldgeneration

C.withtheincreasinglybigpopulationofover50,dietrendarisesthatwealthflowsfromyoungergenerationtooldgeneration

D.withmoreandmorepeopleofover50,traditionshavebeenreversed

48.

WhatdoesDr.CharlesBinkleymeanby"doctorsshouldbeboundbytheirconscience,notbythegovernment"inParagraph5?

A.Doctorsshouldnotabidebygovernment'sregulations.

B.Thegovernmentisinterferingtoomuch.

C.Theregulationsaboutworkweekandworkshiftaretoospecific.

D.Lawcannotforceadoctortosleepwhilehisconsciencecan.

49.

【C5】

50.

Whydotheinstitutionswanttopartnerwithprivatecompanies?

A.Themassiveexpansionofmarketingcampaignshastakenplace.

B.Theywanttoinfusepeoplewithmarketingideas.

C.Theywanttobemarket-orientedinstitutions.

D.Governmentspendingontheinstitutionsisgreatlycurtailed.

51.CrowsareprobablythemostfrequentlymetandeasilyidentifiablemembersofthenativefaunaoftheUnitedStates.Thegreatnumberoftales,legends,andmythsaboutthesebirdsindicatesthatpeoplehavebeenexceptionallyinterestedinthemforalongtime.Ontheotherhand,whenitcomestosubstantive—particularlybehavioral—information,crowsarelesswellknownthanmanycomparablycommonspeciesand,forthatmatter,notafewquiteuncommonones:theendangeredCaliforniacondor,tociteoneobviousexample.Therearepracticalreasonsforthis.

Crowsarenotoriouslypoorandaggravatingsubjectsforfieldresearch.Keenobserversandquicklearners,theyareastuteabouttheintentionsofothercreatures,includingresearchers,andadeptatavoidingthem.Becausetheyaresonumerous,active,andmonochromatic,itisdifficulttodistinguishonecrowfromanother.Bands,radiotransmitters,orotheridentifyingdevicescanbeattachedtothem,butthisofcourserequirescatchinglivecrows,whichareamongthewariestandmostuntrappableofbirds.

Technicaldifficultiesaside,crowresearchisdauntingbecausethewaysofthesebirdsaresocomplexandvarious.Aspreeminentgeneralists,membersofthisspeciesingeniouslyexploitagreatrangeofhabitatsandresources,andthey'canquicklyadjusttochangesintheircircumstances.Beingsoeducable,individualbirdshavemarkedlydifferentinterestsandinclinations,strategiesandseams.Forexample,onepetcrowlearnedhowtoletadogoutofitskennelbypullingthepinonthedoor.Whenthedogescaped,thebirdwentintothekennelandateitsfood.

Whatisthemaintopicofthepassage?

A.Thewaysinwhichcrowsdifferfromothercommonbirds.

B.Themythsandlegendsaboutcrows.

C.Thecharacteristicsthatmakecrowsdifficulttostudy.

D.Theexistingmethodsforinvestigatingcrowbehavior.

52.

WhichisthereactiontakentocopewithGoogle'schallenge?

A.Likingpa