2022-2023年廣東省中山市大學(xué)英語6級大學(xué)英語六級測試卷(含答案)

2022-2023年廣東省中山市大學(xué)英語6級大學(xué)英語六級測試卷(含答案)學(xué)校:________班級:________姓名:________考號:________

一、2.ReadingComprehension(SkimmingandScanning)(20題)1.

O'Donnellthinksthatthecauseofher22-year-oldson'ssuicideis______.

2.

PrivategroupshelpthosepatientswithAIDSbyorganizingsupportgroupsandestablishingmanyspecialcenterswherepeoplewithAIDScan______.

3.

AccordingtoPaulSheard,theactualFDIinChinaisestimatedtorisefrom______to______bytheendof200

4.

Theresultsofcensushavealwaysbeenthecompromiseofcertaingroupsofinterest.

A.YB.NC.NG

5.

AccordingtoEuropeanconcepts,aFrencharchitectdesignedamodemIndiancity,named______.

6.

GermanyandJapanarethetwopioneersintheresearchesandexperimentsofmaglevtrains.

A.YB.NC.NG

7.

TheauthorclaimsthattherearemanypeoplewhooftenlaughattheideathatthereareUFOs.

A.YB.NC.NG

8.OrganicFood

OrganicfarmingwasamongthefastestgrowingsegmentsofU.S.agricultureduringthe1990s.Thevalueofretail.salesoforganicfoodwasestimatedtobe$16billionin2004.AccordingtotheFoodMarketingInstitute,morethanhalfofAmericansnowbuyorganicfoodatleastonceamonth.Whyisorganicfoodbecomingsopopular?

WhatisOrganicFood?

InDecember2000,theNationalOrganicStandardsBoardoftheU.S.DepartmentofAgriculture(USDA)establishedanationalstandardfortheterm"organic".Organicfood,definedbyhowitcannotbemaderatherthanhowitcanbemade,mustbeproducedwithouttheuseofsewer-sludgefertilizers,mostsyntheticfertilizersandpesticides,geneticengineering(biotechnology),growthhormones,irradiationandantibiotics.Avarietyofagriculturalproductscanbeproducedorganically,includingproduce,grains,meat,dairy,eggs,andprocessedfoodproducts.

"Organic"doesnotmean"natural".Thereisnolegaldefinitionastowhatconstitutesa"natural"food.However,thefoodindustryusestheterm"natural"toindicatethatafoodhasbeenminimallyprocessedandispreservative-free.Naturalfoodscanincludeorganicfoods,butnotallnaturalfoodsareorganic.Onlyfoodslabeled"organic"havebeencertifiedasmeetingUSDAorganicstandards.

OrganicFarming

Thephrase'organicfarming'—firstappearedinLordNorthbourne'sbookLooktotheLand,publishedin1940.Butthetruthis,organicfarmingistheoldestform.ofagriculture.BeforetheendofWorldWarⅡ,farmingwithouttheuseofpetroleum-basedchemicals(syntheticfertilizersandpesticides)wastheonlyoptionforfarmers.Technologiesdevelopedduringthewarwerefoundtobeusefulforagriculturalproduction.Forexample,thechemicalammoniumnitrate(硝酸銨),whichwasusedasmunitions(軍需品),becameusefulasfertilizer,andorganophosphates(有機(jī)磷酸鹽)usedfornervegaswerelaterusedasinsecticide.

Thesedays,farmersareswitchingtoorganicagricultureonceagain,butnowwithanecologicallybased,systematicapproachthatincludeslong-termplanning,detailedrecordkeepingandmajorinvestmentinequipmentandsupplies.Althoughitisstillonlyasmallindustry,thenumberoforganicfarmersisgrowingbyabout12percentperyearandnowstandsatmorethan12,000nationwide.

OrganicFarmingintheU.S.Today

TheUSDA'sEconomicResearchServicereportsthatin1997,thelatestyearforwhichdataareavailable,farmersin49statesusedorganicproductionmethodsandthirdVpartyorganiccertificationserviceson1.35millionacresoutofatotalof828millionacresoffarmland.Approximatelytwo-thirdsofthecertifiedU.S.organicfarmlandwasusedforcrops,andone-thirdwasusedaspasture.

Largefarms,mostlylocatedintheMidwestandWest,producedprocessedtomatoes,organicwinegrapesandotherhigh-valuecropsonacommercialscale,whereasnumeroussmallfarms,concentratedintheNortheast,specializedinmixedvegetableproductionfordirectmarketingtoconsumersandrestaurants.

Whileorganicfoodcanbefoundthroughoutthecountry,Californiawastheleaderinproductionoforganicfruitsandvegetablesin1997,followedcloselybyArizona,Florida,Texas,andWashingtonindecreasingorderoftotalyield.Farmersandranchersin23statesraisedasmallnumberofcertifiedorganiccows,hogsandsheep.NewYork,WisconsinandMinnesotawerethetopproducersoforganicdairycows.

Production:Organicvs.Conventional

Asyoucanimagine,organicagriculturalpracticesarequitedistinctfromthoseof"conventional"fanning.

Organicfarmers:

feedsoilandbuildsoilmatterwithnaturalfertilizertogrowtheircropsuseinsectpredators,matingdisruption,trapsandbarrierstoprotectcropsfrom

A.YB.NC.NG

9.

CreativejusticestartedintheUnitedStatesisbasedon______.

10.WhichkindofcompaniesdotheKellyServicescontactwith?

A.Bothmulti-nationalandsmalllocalcompanies.

B.Listedcompanies.

C.Smallerlocalcompanies.

D.Internationalenterprise.

11.

MitaliDayalthinksthelastgeneration'sbeliefonhowtogetlove______.

12.Thephenomenonofmenhavingtwothingssciaticaandupcomingweddingincommonindicatesthat______.

A.pre-marriageanxietyisinevitableformostmen

B.psychologicaldistressmaycontributetolow-backpain

C.almostallbridegroomshaveadegeneratedorherniateddisc

D.backpainmayintensifypre-marriagejitters

13.

Dihydrogenmonoxideisaverydangerouschemical,whichisoftenusedasanindustrialsolvent.

A.YB.NC.NG

14.

Workplacenegativityoftenariseswhenamanagermakesadecisionaboutaperson'sworkwithout______.

15.

Youneedtounplugtheelectricblanketbeforeyougotobed,becauseeventhoughthereisno______whentheyareturnedoff,theremaystillbeahighelectricfield.

16.

Englishprofessorsareimitatingclassicalscholars,whoaremerelytheinheritorsofatraditiongrowingoutofwhatwas,700yearsago,fascinatingandurgentlyneededwork.

17.

Besidesrelievingbackpain,acupuncturealsoseemstogivepatients______.

A.aspa-likeexperience

B.alingeringhappyfeeling

C.modestbenefitsinskincare

D.increasedbloodcirculation

18.

AccordingtoDr.Salim,whichofthefollowingstatementistrue?

A.Somepeoplewhogotvaccinatedkepthealthy.

B.Anumberofeffectivevaccinesweredevelopedjustonthehypothesis.

C.Thehypothesisforvaccineshasneverworkedwelluntilnow.

D.ThewhitebloodcellsaretherootcauseofHIVinfection.

19.

Theroleascaregiverbroughtaboutahugeboostin______toMr.Rappaport.AfterreturningfromCalifornia,hefeltrenewed.

20.Theelectrostaticprecipitatorhasgotridof______frommanufacturingprocesses.

A.severeemissions

B.ozone-layerdepletion

C.manypollutants

D.toxicsubstances

二、3.ListeningComprehension(20題)21.

【B3】

22.(31)

A.Apracticalknowledgeofhowthelanguageworks.

B.Agenuineinterestinthelanguageandthinkingbythemselves.

C.Curiosityandconsciousknowledge.

D.Independentthinking.

23.聽力原文：WhenNancyLublinreceived＄5,000fromhergrandfatherin1996,sheneveronceconsideredtakingavacationorpayingoffstudentloans.Instead,the24-year-oldNewYorkUniversitylawstudentbeganthinkingabouthelpinglow-incomewomengetbetterjobs."Ifawomangoesforajobinterviewpoorly-dressed,shewon'tgetthejob,"Lublinsays."Butwithoutajob,shecan'taffordsuitableclothes."

So,withthemoneyLublinfounded"DressforSuccess"andbegancollectingwomen'sclotheswhichwerestillingoodconditionbutwhichtheirownersnolongerneeded."Somanywomenhaveclotheslyingaroundthattheywillneverwearagain,"oneofLublin'sassistantssays."Nancy'sideaissosimpleandyetsoimportanttowomen."

ManywomencometoLublin'sofficebeforegoingtoajobinterview.Here,theyreceiveasuit,shoesmidanyotherthingstheyneed.Sinceitwassetup,morethan1,000womenhaveturnedto"DressforSuccess"forhelp.Manyofthemhavewonjob.Somehaveroundjobsafterbeingoutofworkformanyyears.Jenny,a32-year-oldwomanwhowasrecentlyhiredasalaw-firmofficemanagersays,"Imadeagoodimpressionbecauseof'DressforSuccess'."

(30)

A.Nancysetup"DressforSuccess"tomakemoney.

B.Nancy'sofficegathersusedclothesfromwomen.

C.Nancy'sgrandfatherlentherthemoneytosetuptheoffice.

D.Low-incomewomencangetjobsat"DressforSuccess".

24.(36)

A.Theypaythesamewage.

B.Theyinvolveworkingoutdoors.

C.Theycanbesubstitutedforcollegestudents.

D.They'repart-time.

25.聽力原文：W:IhavebeenwonderingwhatsortofclothesIamgoingtowearformyvisittoLondon.What'stheweatherusuallylikeinyourcountryinJuly?

M:It'snotsobad.Generallyspeaking,therearemorerainydaysinSeptember.Butwhenyoucomehere,itwillbeveryhumidratherthancold.

Q:WhatwilltheweatherbelikeinLondoninJuly?

(14)

A.Itwillberainy.

B.Itwillbecold.

C.Itwillbemoistandhot.

D.Itwillbeverypleasant.

26.(28)

A.Wecaninventwaysofincreasingrainfall.

B.Wecandevelopwaysofreusingwaterandutilizingseawater,

C.Wecancutdownourconsumptionofwater.

D.Wecanreducethenumberoffactoriesproducingsteel.

27.

【B11】

28.(32)

A.Chessisaslowgame.

B.Chessmustbeplayedacrossthetable.

C.Everyonecanenjoychess.

D.Chesstakesthought.

29.(35)

A.ItisonMarch14th.

B.Koreanswillalleatnoodlesonthatday.

C.ItisafestivalformenwhogetnothingonValentine'sDay.

D.Koreanswillprayforgoodluckandlongevityonthatday.

30.

【B4】

31.(23)

A.GMATandTOEFL.

B.GREandTOEFLorIELTS.

C.GMATandIELTS

D.GREandGMAT.

32.

【B9】

33.

【B7】

34.(25)

A.Differentinpersonality.

B.Rudetowomendrivers.

C.Ratherdifficulttoplease.

D.Talkativeandgenerouswithtips.

35.聽力原文：Shop-lifterscanbedividedintothreemaincategories:theprofessionals,thedeliberateamateurs,andthepeoplewhojustcan'thelpthemselves.Theprofessionalsdonotposemuchofaproblemforthestoredetectivesassistedbyclosedcircuittelevision,two-waymirrorsandvariousothertechnologicaldevices.Theprofessionalstendtogoforhighvaluegoodsinpartsoftheshopswheresecuritymeasuresarethetightest.And,inanycase,theyaccountforonlyasmallpercentageofthetotallossesduetoshoplifting.

Thesameappliestothedeliberateamateurswhoare,sotospeak,professionalsintraining.Mostofthemgetcaughtsoonerorlater,andtheyaredealtwithseverelybythecourts.

Therealproblemisthepersonwhogiveswaytoasuddentemptationandisinallotherrespectsanhonestandlaw-abidingcitizen.Contrarytowhatonewouldexpect,thiskindofshop-lifterisrarelypoor.Hedoesnotstealbecauseheneedsthegoodsandcannotaffordtopayforthem.Hestealsbecausehesimplycannotstophimself.Andtherearecountlessotherswho,becauseofage,sicknessorplainabsentmindedness,simplyforgettopayforwhattheytakefromtheshops.Whencaught,allareliabletoprosecution,andthedecisionwhethertosendforthepoliceornotisinthehandsofthestoremanager.

Inordertopreventtheincrediblegrowthinshop-lifting,somestoresaredoingtheirbesttoseparatethethievesfromtheconfusedbyprohibitingcustomersfromtakingbagsintothestore.However,whatismostworryingabouttheproblemisthatitisyetanotherinstanceoftheinnocentmajoritybeingpenalizedandinconveniencedbecauseoftheactionsofasmallminority.

(30)

A.Theprofessionalswhogoforhighvaluegoodscausegreatlosstothestores.

B.Thedeliberateamateursdonotposemuchaproblemforthestores.

C.Thosewhocan'thelpthemselvesaccountforonlyasmallpercentage.

D.Alloftheshop-lifterswillbedealtwithseverelybythecourts.

36.(24)

A.Atleast60hadbeentestedonBritishroads.

B.30wereshippedfromEnglandtoSpainincontainers.

C.About50weretransportedfromthefactorytoPlymouth.

D.Only20weresentatnightbycharterflights.

37.聽力原文：M:HaveyougonetoProfessorLee'slecture?Ihavetosaythatit'sawful.IwishIcouldgetmyvaluabletimeback.

W:Ican'tagreewithyoumore,thoughheisoneofmyfavoriteprofessors.

Q:Whatdoesthewomanthinkofthelecture?

(16)

A.It'sterrible.

B.It'svaluable.

C.It'sawesome.

D.It'soneofherfavorites.

38.聽力原文：M:CouldyoutellmewhatIshoulddoifmycarbreaksdown?

W:Well,I'msureyouwon'thaveanytrouble,Mr.Smith;butifsomethingshouldhappen,justcallthisnumber.They'llseethatyouwillgethelp.

Q:Whatdoesthewomanreallymean?

(13)

A.Shemeanthejustwaitedtillhelpcame.

B.Shewasafraidsomethingwouldgowrongwithherear.

C.Shepromisedtohelphimherself.

D.Shemeantshecouldmakeaphonecallifanythingwentwrong.

39.

【B6】

40.聽力原文：M:Youhavenevertoldmeaboutitthat.WhenwereyoustudyinginParis?

W:Alongtimebeforeyouwereborn.ItwasbeforeImetyourfather.Iwasstudyingart.

Q:What'stheprobablerelationshipbetweenthemanandwoman?

(19)

A.Fatheranddaughter.

B.Husbandandwife.

C.Motherandson.

D.Friends.

三、4.ReadingComprehension(ReadinginDepth)(20題)41.Welearnfromthepassagethatpathologicalfatiguehappenswhen______.

A.youhavetobeintwoplacesatonce

B.thecellsaresubjecttoanexcessiveburden

C.thebodyisfreefromdiseases

D.youareinvolvedintoomanyactivities

42.SectionB

Directions:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.

Sleepisafunnything.We'retaughtthatweshouldgetsevenoreighthoursanight,butalotofusgetbyjustfineonless,andsomeofusactuallysleeptoomuch.AstudyoutoftheUniversityofBuffalolastmonthreportedthatpeoplewhoroutinelysleepmorethaneighthoursadayandarestilltiredarenearlythreetimesaslikelytodieofstroke—probablyasaresultofanunderlyingdisorderthatkeepsthemfromsnoozing(睡)soundly.

Doctorshavetheirownspecialsleepproblems.Residents(住院醫(yī)生)arefamouslysleepdeprived.WhenIwastrainingtobecomeaneurosurgeon,itwasnotunusualtowork40hoursinarowwithoutrest.Mostofustookkinstride,confidentwecouldstilldeliverthehighestqualityofmedicalcare.Maybeweshouldn'thavebeensosumofourselves.AnarticleintheJournaloftheAmericanMedicalAssociationpointsoutthatinthemorningafter24hoursofsleeplessness,aperson'smotorperformanceiscomparabletothatofsomeonewhoislegallyintoxicated.Curiously,surgeonswhobelievethatoperatingundertheinfluenceisgroundsfordismissaloftendon'tthinktwiceaboutoperatingwithoutenoughdeep.

"Icouldtellyouhorrorstories,"saysJayaAgrawal,presidentoftheAmericanMedicalStudentAssociation,whichrunsawebsitewhereresidentscanpostanonymousanecdotes.Someareterrifying."Iwasoperatingafterbeingupforover36hours,"onewrites."Iliterallyfellasleepstandingupandnearlyfaceplantedintothewound."

"PracticallyeverysurgicalresidentIknowhasfallenasleepatthewheeldrivinghomefromwork,"writesanother."Iknowofthreewhohavehitparkedcats.Anotherhita'Jerseybarrier'ontheNewJerseyTurnpike,going65m.p.h.""Yourownpatientshavebecometheenemy,"writesathird,bemusetheyare"theonethingthatstandsbetweenyouandafewhoursofsleep."

Agrawal'sorganizationissupportingthePatientandPhysicianSafetyandProtectionActof2001,introducedlastNovemberbyRepresentativeJohnConyersJr.ofMichigan.Itskeyprovisions,modeledonNewYorkState'sregulations,includean80-hourworkweekanda24-hourwork-shiftlimit.Mostdoctors,however,resistsuchinterference.Dr.CharlesBinkley,aseniorsurgeryresidentattheUniversityofMichigan,agreesthatsomethingneedstobedonebutbelieves"doctorsshouldbehoundbytheirconscience,notbythegovernment."

TheU.S.controlsthehoursofpilotsandtruckdrivers.Butuntilsuchasystemisinplacefordoctors,patientsareontheirown.Ifyou'reworriedaboutthepeopletreatingyouoralovedone,youshouldfeelfreetoaskhowmanyhoursofsleeptheyhavehadandifmore-restedstaffersareavailable.Doctors,fortheirpart,havetogiveuptheirposeofinfallibility(不出錯)andgettheresttheyneed.

WhatcanwelearnfromParagraph1?

A.Peoplewhosleeplessthan8hoursadayaremorepronetoillness.

B.Poorsleepqualitymaybeasignofphysicaldisorder.

C.Strokeisoftenassociatedwithsleep.

D.Toomuchsleepcanbeasharmfulaslackofdeep.

43.SectionA

Directions:Inthissection,thereisashortpassagewith5questionsorincompletestatements.Readthepassagecarefully.Thenanswerthequestionsorcompletethestatementsinthefewestpossiblewords.

Ourlevelofhappinessthroughoutlifeisstronglyinfluencedbythegeneswithwhichwewereborn,sayexperts.AnEdinburghUniversitystudyofidenticalandnon-identicaltwinssuggestsgenesmaycontrolhalfthepersonalitytraitskeepingushappy.Theotherhalfislinkedtolifestyle,careerandrelationships.However,anotherexpertsaiddespitetheresearchinthejournalPsychologicalScience,wecanstilltrainourselvestobemorecontent.

Psychologistshavedevelopedseveralmethodstoassessaperson'spersonalitytype—andeventheirlevelofhappiness.TheEdinburghstudy,inconjunctionwithresearchersattheInstituteforMedicalResearchinQueensland,Australia,lookedatresultsfrom900pairsoftwins.

Theideabehindtwinstudiesisthat,becauseidenticaltwinsaregeneticallyexactlythesame,whilefraternal(異卵的)twinsarenot,itispossible,bycomparingtheresultsfromthetwogroups,tocalculatehowstronglyinfluencedaparticulartraitisbygenetics.Inthiscase,theresearcherslookedforpeoplewhotendednottoworry,andwhoweresociableandconscientious.Allthreeoftheseseparatecharacteristicshavebeenlinkedbyotherresearchtoanoverallsenseofhappinessorwell-being.Thedifferencesbetweentheresultsfromtheidenticalandfraternaltwinssuggestedthatthesetraitswereinfluencedupto50%bygeneticfactors.

DrAlexanderWeiss,fromEdinburgh'sSchoolofPhilosophy,PsychologyandLanguageSciences,wholedtheresearch,said:"Togetherwithlifeandliberty,thepursuitofhappinessisacorehumandesire.Althoughhappinessissubjecttoawiderangeofexternalinfluences,wehavefoundthereisaheritablecomponentofhappinesswhichcanbeentirelyexplainedbygeneticarchitectureofpersonality."

Thescienceofhappinessisagrowingfield,withdemandfromboththepublicandindustryforinsightsintoemotionalwell-being.TheCentreforAppliedPositivePsychologypromotesresearchintotechniquesforboostingpersonalcontentment.DrAlexLinley,fromtheCentre,saidthateventhoughotherstudiessupportedthegeneticargument,itwaswrongforanyonetothinkthatnaturehaddealtthemafixedhandinhappinessterms.Hesaid:"Whatitmeansisthat,ratherthanasinglepoint,peoplehavearangeofpossiblelevelsofhappiness—anditisperfectlypossibletoinfluencethiswithtechniquesthatareempiricallyproventowork.Simplethings,likelistingyourstrengthsandusingtheminnewwayseveryday,orkeepingajournalwhereyouwritedown,everynight,threethingsthatyouaregratefulfor,havebeenshowntodeliverimprovements."

AccordingtotheEdinburghUniversitystudy,inadditiontogenes,ourhappinessisdeterminedby______.

44.

Theauthorofthepassageintendsto______.

A.warepeopleagainstthepopulationexplosioninthenearfuture

B.comparethedemographicgrowthpatterninthepastwiththatafter1650

C.findoutthecauseforrapidincreaseinpopulationinrecentyears

D.presentusaclearandcompletepictureofthedemographicgrowth

45.

【C7】

46.Robot.Itisawordthatseemsverymodem.Awordthatcreatesastrongmentalpicture.Apictureofsomethingthatlooksandactslikeahuman.Robotsarenothuman,ofcourse.Theyaremachines.

Thewordrobotandrobotsthemselvesarelessthan100yearsold.Buthumanshavebeendreamingofrealandimaginarycopiesofthemselvesforthousandsofyears.Earlypeoplemadelittlehumanstatuesoutofclay.Andtheycutwoodandstonetolooklikehumans.

Whatisthefutureofrobots?Thegoalofscientistsistocreateatruehumanlikerobot.Someexpertshavedescribedthisrobotofthefutureasonethatcanactindependentlywiththephysicalworldthroughitsownsensesandactions.Humanshavetheabilitytosee,hear,speakandsolveproblems.Engineershavebuiltrobotsthathaveoneortwooftheseabilities.Butittakesanumberofbigexpensivecomputerstomaketherobotswork.

Thebiggestproblemincreatingahumanlikerobotiscopyinghumanintelligence.Thewaythehumanmindworksisalmostimpossibletocopy.Asimplecomputercansolvemathematicalproblemsfarbeyondtheabilityofeventhesmartesthumanmind.Butthehumanmindisbetterthanathousandsupercomputersatspeaking,hearingandproblemsolving.SeveralAmericanandJapanesecompaniesareworkingtodevelopthesensesofsightandtouchforrobots.Thedevelopmentofthesesenseswillmakerobotsmuchmoreuseful.

However,themostimportanthumanabilitythemostdifficulttocopyisproblemsolving.Anintelligentrobotmustbeabletochangethewayitactswhenitfacesanunexpectedsituation.Humansdoitallthetime.Computersmustdoitforrobots.Thismeanscomputersmusthaveahugebaseofinformationaboutmanythings.Theymustbeabletofindquicklytheneededinformationintheirsystems.Andtheymustmakechoicesabouthowtoact.Sofar,thisisbeyondtheabilityofcomputers.

Accordingtothepassage,howeverintelligentarobotmaybe,it______.

A.actsasanordinaryanimal

B.isnothingbutamachine

C.isviewedasamodemmyth

D.isregardedasahumanbeing

47.Theprocedureofearlyadmissiongrewpopularbecauseithelpedcollegestosecuretherecruitmentof_____.

48.Theauthorsuggeststhat,towinthewaragainstalcoholabuse,______.

A.weshouldemphasizetheharmofpassivedrinking

B.it'simportanttochangethecurrentnotionofalcohol

C.alcoholshouldbetreatedthesamewayassmoking

D.it'snecessarytoclassifyalcoholasanillegaldrug

49.

Thenewphysicsisexcitingbecauseit______.

A.offersacomprehensiveexplanationoftheuniverse

B.provestheexistenceofarulingintelligence

C.incorporatestheworkOfmenofgenius

D.makesscientifictheorizingeasiertounderstand

50.

Bysaying"I'mjuststartingtolive,"Tommeansthat______.

A.heisjustbeginningtounderstandtherealmeaningoflife

B.heisjustbeginningtoenjoylifeasalovinghusband

C.helivedanunhappylifebeforeandisnowstartingtochange

D.heisbeginningtofeelregretforwhathedidtohiswifebefore

51.

Thedifferencebetweensituationalpanicandspecificpanicattacksisthatthoughbothhappenincertainsituations,theformer______.

52.Whatdoestheauthormeanby"itissomewhatlikeanotherBigBrother"(Lines6-7,Para.1)?

A.Googlecontrolsallinformationcompletely.

B.Googlefailstokeepitspromiseofofferingfreeaccess.

C.Googleisviolatingpeople'sprivacy.

D.Googleimprovespeople'slivesgreatly.

53.

Accordingtothepassage,thepowderedmilkismadethroughpouringit______.

54.OnDecember21st,justintimefortheseasonalfestivities,theBushadministrationraisedtheterroralertfrom"elevated"to"high".Thisisthefifthtimethatthealerthasbeenraisedto"codeorange"—butitlooksasifitcouldbekeptatthislevelforquitesometime.Officialsseemedtobemorenervousthanusual,sinceunlikepreviousdecisionstoraisethethreatlevel,thisonewasapparentlyunanimousamongofficialsintheUnitedStatesDepartmentofDefense.Askedwhetherthealertwas"trulyserious",DonaldRumsfeld,thedefensesecretary,replied"yes,youbetyourlife".

Theauthoritieshavenoticedamarkedincreasein"chatter".Theyhavealsopickedupspecificthreats—someofthem,itseems,todowithhijackingaircraftandcrashingthemintobuildings.Thetargetsreportedlyincludedsomebigcities,forexample,LasVegasisaparticularworry,butmoreobscureplaceswerealsochatteredabout,includingRappahannockCounty,orperhapsthetownofTappahannock,bothinruralVirginia,andValdez,inAlaska.ThepointofanysuchterrorismwouldbetomakesurethatnoAmericananywherefeltsafe.

Aparticularfocusofconcernhasbeenflightsfromabroad.AirFrancecanceledsixflightsbetweenParisandLosAngelesatAmericangovernment'srequest.Frenchauthoritiesquestionedandreleasedadozenorsopassengersbutseveralpeoplewithtickets,includingonewhowasreportedlyatrainedpilot,failedtoturnupfortheflight.OnDecember29thsomeinternationalairlineswereorderedtoplacearmedairmarshalsonflightsovertheUnitedStates.

Ontopofallthis,therehavealsobeenmorefamiliarsignsofsecuritybeingbeefedupatnuclearplants,portsandotherpossibletargets.Surface-to-airmissileshaveonceagainbeenconspicuouslydeployedinWashington,DC.

Inevitably,somepeoplehavebeguntoquestionwhetherputtingthecountryonsuchahighstateofreadinessisworthit.Theprocesscostsabout$1billionaweek.Criticsworrythatpeoplewillbecomeunconcernedaboutrepeatedsecurityalerts.Theyalsocomplainaboutthegovernmentsendingmixedsignals:tellingAmericanstheyareingreatjeopardy(危險)butalsothattheyshouldgoabouttheirbusinessasnormal.However,thecriticsmaybetoofussy(挑剔的).Itisextremelyhardtoseewhatelsethegovernmentcouldhavedonewithouteitherignoringcrediblethreatsorcreatingmasspanic.Thismaybetheonlywaytofacethepossiblethreats.

Whydidofficialsappearmoreworriedabouttheterroralertthistime?

A.Becausetheraiseofterroralertwasintheseasonalfestivitiesthistime.

B.Becauseitwasthefifthtimetoraisetheterroralerttocodeorange.

C.Becauseterroralertwouldbekeptatthislevelforaperiodoftime.

D.BecauseofficialsintheDepartmentofDefenseallagreedonthedecision.

55.

【C2】

56.

Fromthelastparagraphweknowthat______.

A.forgetfulnessisaresponsetolearning

B.thememorystoragesystemisanexactlybalancedinput-outputsystem

C.memoryisacompensationforforgetting

D.thecapacityofamemorysto