广西北海市2025年下半年全国英语等级考试（PETS）四级练习试题库

广西北海市2025年下半年全国英语等级考试（PETS）四级练习试题库SectionIListeningComprehensionDirections:ThissectionisdesignedtotestyourabilitytounderstandspokenEnglish.Youwillhearaselectionofrecordedmaterialsandyoumustanswerthequestionsthataccompanythem.Therearethreepartsinthissection,PartA,PartBandPartB.PartAYouwillhearaconversationbetweenauniversityprofessorandastudentaboutaresearchproject.Listentotheconversationandcompletethesentencesinquestions1-5withtheinformationyouhaveheard.Writeonlyonewordoranumberforeachanswer.1.Thestudent’sresearchpaperwasoriginallysupposedtofocusontheimpactofurbannoisepollutionon_______health.2.Theprofessorsuggeststhatthestudentshouldnarrowdownthetopictoaspecific_______group.3.Thestudenthasalreadycollecteddatafromtwolocalhospitalsandaprivate_______.4.Theprofessoradvisesthestudenttouseamoreadvancedstatisticalmodeltoanalyzethe_______.5.Thedeadlineforsubmittingthefinaldraftoftheresearchpaperis_______15th.PartBYouwillhearamonologuebyanenvironmentalscientistaboutdeep-seamining.Listenandanswerquestions6-10.ChoosethebestanswerfromA,B,C,orD.6.Whatistheprimaryfocusofthespeaker'stalk?A.Theeconomicbenefitsofdeep-seamining.B.Thetechnologicalchallengesofdeep-seaexploration.C.Theecologicalrisksassociatedwithdeep-seamining.D.Thehistoryofinternationalseabedregulations.7.Accordingtothespeaker,whyaredeep-seamineralsbecominghighlysoughtafter?A.Theyareeasiertoextractthanterrestrialminerals.B.Theyareessentialformanufacturingrenewableenergytechnologies.C.Theyarefoundinunlimitedquantitiesontheoceanfloor.D.Theycontainrareelementsnotfoundonland.8.Whatdoesthespeakersayaboutthedeep-seaecosystem?A.Itishighlyresilientandrecoversquicklyfromdisturbances.B.Itiscompletelydevoidofanybiologicallifeforms.C.Itisextremelyfragileandtakesdecadestorecoverfromdamage.D.Itisheavilypopulatedbylargemarinemammals.9.Whatconcernisraisedregardingtheregulatoryframeworkofdeep-seamining?A.Theregulationsaretoostrict,hinderingtechnologicalprogress.B.TheInternationalSeabedAuthoritylacksthepowertoenforceenvironmentalprotections.C.Therearenoexistingregulationsforinternationalwaters.D.Theregulationsonlyapplytodevelopednations.10.Whatisthespeaker'soverallattitudetowardsdeep-seamining?A.Cautiouslyoptimistic.B.Stronglyopposed.C.Objectivebuthighlyconcerned.D.Indifferent.PartCYouwillheartwodialoguesormonologues.Listenandanswerthequestions11-20.Questions11-13arebasedonthefollowingconversationaboutanarchitecturalproject.11.Whywastheoriginaldesignofthebuildingrejectedbythecitycouncil?A.Itexceededthemaximumheightlimit.B.Itdidnotincludeenoughgreenspaces.C.Itusednon-traditionalbuildingmaterials.D.Itclashedwiththehistoricalaestheticoftheneighborhood.12.Howdidthearchitectsmodifythedesigntomeetthecouncil'srequirements?A.Byreducingthenumberoffloorsbyhalf.B.Bychangingtheexteriorcolortoamoreneutraltone.C.Byincorporatingarooftopgardenandusinglocalstoneforthefacade.D.Bymovingthebuildingfurtherawayfromthemainstreet.13.Whatisthemainfeatureofthebuilding'sinterior?A.Anopen-planlayoutwithflexibleworkspaces.B.Aseriesofenclosedtraditionaloffices.C.Alargecentralatriumfilledwithhistoricalartifacts.D.Acomplexnetworkofundergroundparkinglevels.Questions14-17arebasedonthefollowinglectureoncognitivepsychology.14.Whatisthemaintopicofthelecture?A.Thenegativeeffectsoftechnologyonhumanmemory.B.Theconceptoftransactivememorysystems.C.Howtoimproveindividualstudyhabits.D.Thedifferencesbetweenshort-termandlong-termmemory.15.Howdoesthespeakerdefinetransactivememory?A.Apsychologicaldisorderwherepeopleforgetimportantinformation.B.Asystemwhereindividualsinagrouprememberdifferenttypesofinformation.C.Theprocessofconvertingshort-termmemoriesintolong-termones.D.Theabilitytoremembervastamountsoftrivialdata.16.Whatexampledoestheprofessorusetoillustratetransactivememoryinfamilies?A.Onememberalwaysrememberingwherethecarkeysarekept.B.Parentsremindingchildrentodotheirhomework.C.Afamilysharingstoriesabouttheirpastvacations.D.Childrenteachingtheirgrandparentshowtousesmartphones.17.Accordingtothelecture,whatisthepotentialdownsideofrelyingheavilyondigitaltransactivememory?A.Peoplemightlosetheirdigitaldevices.B.Theinternetmightprovideincorrectinformation.C.Individualsmaylosetheabilitytocriticallyevaluatecomplexinformationindependently.D.Itcreatesadigitaldividebetweendifferentgenerations.Questions18-20arebasedonaconversationbetweentwocolleaguesaboutamarketingstrategy.18.Whydoesthemanthinkthenewmarketingstrategyisflawed?A.Ittargetsthewrongdemographicgroup.B.Itfocusestoomuchonsocialmediaandignorestraditionaladvertising.C.Itistooexpensiveforthecurrentbudget.D.Itlacksaclearmessageabouttheproduct'suniquefeatures.19.Whatdoesthewomansuggestdoingtoimprovethecampaign?A.Conductingmoremarketresearchbeforelaunchingtheproduct.B.Partneringwithafamouscelebritytoendorsetheproduct.C.Focusingonthesustainabilityaspectoftheproduct.D.Reducingthepriceoftheproducttoattractmorecustomers.20.Whatdothespeakersfinallyagreetodo?A.Presenttheirconcernstothemarketingdirector.B.Redesigntheentiremarketingcampaignfromscratch.C.Ignorethecurrentstrategyandhopeforthebest.D.Hireanexternalconsultingfirmtoevaluatethestrategy.SectionIIUseofEnglishReadthefollowingtext.ChoosethebestwordorphraseforeachnumberedblankfromA,B,C,orD.Thephenomenonofurbanizationisoneofthemostdefiningdemographicshiftsofthemodernera.Asruralpopulationsmigratetocitiesinsearchofbettereconomicopportunities,urbancentersareexpandingatanunprecedentedrate.Thisrapidgrowth,whileeconomicallybeneficialinmanyrespects,brings21ahostofenvironmentalandsocialchallenges.Chiefamongtheseistheissueofsustainableinfrastructure.Traditionalurbanplanningmodels,whichoften22prioritizationtoautomobiletrafficandcentralizedutilities,areincreasinglyproving23fortheneedsofmodern,high-densitypopulations.Oneofthemostpressingconcernsisthe"urbanheatisland"effect,acondition24urbanregionsexperiencesignificantlyhighertemperaturesthantheirruralsurroundings.Thisphenomenonisprimarilycausedbythe25ofnaturalvegetationwithasphaltandconcrete,whichabsorbandretainsolar26.Tomitigatethis,modernurbanplannersareadvocatingfortheintegrationof"greeninfrastructure"—anetworkofparks,greenroofs,andverticalgardensthatcannaturally27theambienttemperatureandimproveairquality.27.A.moderateB.elevateC.fluctuateD.concentrateFurthermore,the28ofsustainablepublictransportationsystemsiscrucial.Heavyrelianceonprivatevehiclesnotonly29toairpollutionbutalsoleadstoseveretrafficcongestion,which30billionsofdollarsinlostproductivityannually.CitieslikeCopenhagenandAmsterdamhavesuccessfully31thisissuebydesigningextensivecyclingnetworksandprioritizingpedestrianpathways.Suchmodels,32theymayrequiresignificantinitialinvestment,yieldsubstantiallong-termeconomicandpublichealthbenefits.Anothercriticalaspectofsustainableurbanizationiswater33.Ascitiesgrow,thedemandforfreshwaterincreases,placingimmense34onlocalwatersources.Innovativesolutions,suchasrainwaterharvestingandtherecyclingof35water,arebecomingincreasinglyprevalent.Thesetechnologies36thestrainonmunicipalwatersuppliesandreducetheenvironmentalimpactofurbanconsumption.Ultimately,thetransitiontowardsustainablecities37aholisticapproachthatencompassesenvironmental,economic,andsocialdimensions.Itrequirestheactive38ofgovernments,urbanplanners,businesses,andcitizensalike.Withoutcollaborativeeffort,theurbancentersofthefuturemaybecomeuninhabitable,40theveryeconomicprosperitytheyweremeanttofoster.21.A.aboutB.forwardC.forthD.with22.A.giveB.placeC.putD.set23.A.adequateB.inadequateC.excessiveD.sufficient24.A.thatB.whichC.whereD.what25.A.replacementB.removalC.plantationD.restoration26.A.lightB.energyC.radiationD.heat27.A.moderateB.elevateC.fluctuateD.concentrate28.A.developmentB.declineC.abandonmentD.limitation29.A.leadsB.resultsC.contributesD.attributes30.A.costsB.takesC.spendsD.expends31.A.ignoredB.addressedC.neglectedD.dismissed32.A.althoughB.becauseC.unlessD.if33.A.conservationB.consumptionC.pollutionD.purification34.A.burdenB.strainC.pressureD.weight35.A.rainB.wasteC.seaD.ground36.A.relieveB.releaseC.relaxD.reassure37.A.dictatesB.demandsC.requestsD.inquires38.A.participationB.objectionC.observationD.isolation39.(Blankintentionallyomittedinoriginalsourceformat,assumeimplicitcontinuationto40)40.A.protectingB.underminingC.promotingD.sustainingSectionIIIReadingComprehensionPartAReadthefollowingtexts.AnswerthequestionsbeloweachtextbychoosingA,B,C,orD.Text1Theconceptofa"gigeconomy"hastransitionedfromanicheemploymentmodeltoafundamentalpillarofthemodernglobalworkforce.Characterizedbyshort-termcontracts,freelancework,andindependentcontracting,thegigeconomyoffersunparalleledflexibilityforworkersandcost-savingadvantagesforbusinesses.However,thisshiftawayfromtraditionalemploymentmodelshassparkedafiercedebateregardinglaborrights,economicsecurity,andsocialwelfare.Proponentsofthegigeconomyarguethatitdemocratizesthelabormarket.Digitalplatformsconnectworkersdirectlywithconsumersorbusinesses,bypassingtraditionalcorporatehierarchies.Thisdirectconnectionallowsindividualstomonetizetheirskillsandassets,suchasasparebedroomorapersonalvehicle,withunprecedentedefficiency.Furthermore,theflexibilitytochoosewhenandwheretoworkishighlyvaluedbydemographicssuchasstudents,caregivers,andthoseseekingsupplementaryincome.Conversely,criticsarguethatthegigeconomyrepresentsaregressioninlaborprotections.Traditionalemploymentprovidesasafetynetthatincludesminimumwageguarantees,overtimepay,employer-sponsoredhealthcare,andretirementcontributions.Gigworkers,classifiedasindependentcontractors,aretypicallyexcludedfromtheseprotections.Thisleavesthemvulnerabletoincomevolatility,astheirearningsfluctuatebasedonalgorithmicplatformchanges,marketdemand,andunforeseenpersonalcircumstances.Thelackofbenefitsmeansthataminorillnessorvehiclebreakdowncanprecipitateafinancialcrisis.Theregulatorylandscapeisstrugglingtokeeppacewiththesedevelopments.Lawmakersaregrapplingwithhowtoclassifygigworkers—abinarychoicebetween"employee"and"independentcontractor"thatoftenfailstocapturethenuancedrealityofplatform-basedlabor.Somejurisdictionshaveattemptedtomandateemployeestatusforcertaingigworkers,amovefiercelyresistedbyplatformslikeUberandDeliveroo,whoargueitwoulddestroytheirbusinessmodels.Amorepromisingsolutionmaylieinthecreationofathirdclassification,or"dependentcontractor"status,whichprovidescertainbasicprotections,suchasminimumwageguaranteesandaccesstocollectivebargaining,withoutimposingthefullsuiteoftraditionalemployerobligations.Additionally,portablebenefitschemes,whicharetiedtotheworkerratherthantheemployer,couldallowgigworkerstoaccruebenefitslikehealthcareandretirementsavingsregardlessofwhichplatformtheyareworkingfor.41.Whatisthemainideaofthepassage?A.Thegigeconomyisentirelybeneficialforworkersseekingflexibility.B.Thegigeconomyposessignificantchallengesthatrequireinnovativeregulatorysolutions.C.Traditionalemploymentmodelsareobsoleteandshouldbereplacedbygigwork.D.Digitalplatformsareresponsibleforthedeclineinlaborrights.42.Accordingtothepassage,oneofthemainadvantagesofthegigeconomyforworkersis:A.guaranteedhealthcarebenefits.B.stableandpredictableincome.C.theabilitytosettheirownworkinghours.D.protectionunderminimumwagelaws.43.Theword"volatility"inparagraph3isclosestinmeaningto:A.stability.B.unpredictability.C.profitability.D.consistency.44.WhydoplatformslikeUberresistclassifyingtheirworkersasemployees?A.Becauseitwouldforcethemtoprovidefulltraditionalemploymentbenefits,ruiningtheirbusinessmodel.B.Becausetheywanttoavoidpayingtaxes.C.Becausetheybelieveworkersprefertheindependentcontractorstatus.D.Becauseitwouldlimitthenumberofworkerstheycanhire.45.Whatdoestheauthorsuggestasapotentialsolutiontothegigeconomydilemma?A.Completelybanninggigworkplatforms.B.Forcingallgigworkerstobecomefull-timeemployees.C.Creatinganewclassificationofworkerwithcertainbasicprotectionsandportablebenefits.D.Allowinggigworkerstoformunionstostrikeagainsttheplatforms.Text2TheJamesWebbSpaceTelescope(JWST)representsamonumentalleapinourabilitytoobservethecosmos.Launchedinlate2021,thetelescopewasdesignedtosucceedtheHubbleSpaceTelescope,offeringvastlyimprovedresolutionandsensitivity.UnlikeHubble,whichprimarilyobservesinthevisibleandultravioletspectrums,JWSToperatesintheinfraredspectrum.Thiscapabilityallowsittopeerthroughdensecloudsofcosmicdustandgasthatobscurethevisiblelightfromdistantobjects.OneoftheprimaryscientificobjectivesoftheJWSTistostudytheformationofthefirstgalaxiesintheearlyuniverse.Becausetheuniverseisexpanding,lightfromtheearliestgalaxieshasbeenstretchedoverbillionsofyears,shiftingfromvisiblelightintotheinfraredspectrum—aphenomenonknownas"redshift."JWST'sinstrumentsaresensitiveenoughtocapturethisancient,stretchedlight,allowingastronomerstolookbackintimetoroughly13.5billionyearsago,justafewhundredmillionyearsaftertheBigBang.However,theearlydatareturnedbyJWSThaspresentedastrophysicistswithapuzzlinganomaly.Someofthegalaxiesdetectedintheveryearlyuniverseappeartobefarmoremassiveandstructurallymaturethancurrentcosmologicalmodelspredict.AccordingtothestandardLambdaColdDarkMatter(ΛCDM)model,galaxiesformedgradually,accumulatingmassthroughthemergingofsmallerdwarfgalaxiesoverbillionsofyears.Thepresenceofmassive,well-formedgalaxieslessthanabillionyearsaftertheBigBangchallengesthisparadigm,suggestingthatourunderstandingofearlygalacticevolutionmaybeincompleteorfundamentallyflawed.Severalhypotheseshavebeenproposedtoexplainthisdiscrepancy.Onepossibilityisthattheearlyuniversewasmuchmoreefficientatformingstarsthanpreviouslythought,perhapsduetodifferentphysicalconditionsoranabundanceofrawmaterials.Anotherhypothesissuggeststhatthesupermassiveblackholesatthecentersoftheseearlygalaxiesmayberadiatingenergyinawaythatmakesthegalaxiesappearmoremassivethantheyactuallyare.Resolvingthismysterywillrequirefurtherobservation,spectralanalysis,andpotentiallyarevisionofthestandardcosmologicalmodel.46.WhatistheprimaryadvantageoftheJamesWebbSpaceTelescopeovertheHubbleSpaceTelescope?A.ItislocatedmuchclosertotheEarth.B.Itobservesintheinfraredspectrum,allowingittoseethroughcosmicdust.C.Itoperatesinthevisibleandultravioletspectrums.D.Itwaslaunchedmuchearlier.47.Thephenomenonof"redshift"mentionedinthepassagerefersto:A.theshiftingoflighttowardstheredendofthespectrumduetotheexpansionoftheuniverse.B.thereddishcolorofnewlyformedstars.C.thepresenceofreddustondistantplanets.D.theerrormargininthetelescope'sinfraredsensors.48.WhathastheearlydatafromJWSTrevealedthatpuzzlesscientists?A.Therearenogalaxiesintheearlyuniverse.B.Theearlyuniverseiscompletelydevoidofdarkmatter.C.Someearlygalaxiesaremuchmoremassiveandmaturethanmodelspredict.D.TheBigBangoccurredmuchlaterthanpreviouslycalculated.49.AccordingtotheΛCDMmodel,howdidgalaxiesform?A.TheyformedinstantlyaftertheBigBang.B.Theyformedthroughthegradualmergingofsmallergalaxiesovertime.C.Theywerecreatedbysupermassiveblackholes.D.Theyformedfromcollapsingreddwarfstars.50.Whatisonepossibleexplanationfortheanomalousmassiveearlygalaxies?A.Theearlyuniversemighthavebeenmoreefficientatformingstars.B.Thegalaxiesareactuallyopticalillusionscausedbydust.C.Thetelescope'sinstrumentsaremalfunctioning.D.Theuniverseismuchyoungerthanpreviouslythought.Text3Theintegrationofartificialintelligence(AI)intothehealthcaresectorisnolongerafuturisticconceptbutapresentreality.Fromdiagnosticalgorithmstoroboticsurgery,AItechnologiesarereshapinghowmedicalprofessionalsdelivercare.However,thedeploymentofAIinhealthcareraisesuniqueethicalandpracticalchallengesthatmustbecarefullynavigatedtoensurepatientsafetyandequity.OneofthemostpromisingapplicationsofAIisinmedicalimaging.MachinelearningmodelscanbetrainedonmillionsofX-rays,MRIs,andCTscanstoidentifypatternsandanomaliesthatmightbeimperceptibletothehumaneye.StudieshavedemonstratedthatAIalgorithmscandetectearlysignsofdiseasessuchascancerandAlzheimer'swithahighdegreeofaccuracy,oftenoutperforminghumanradiologists.Thiscapabilityhasthepotentialtorevolutionizeearlydiagnosisandsignificantlyimprovesurvivalrates.Despitethesebenefits,theuseofAIindiagnosticsisfraughtwithrisks.Onemajorconcernisalgorithmicbias.Machinelearningmodelsareonlyasgoodasthedataonwhichtheyaretrained.Ifthetrainingdatapredominantlyrepresentsonedemographicgroup—suchasaspecificrace,gender,orage—theAI'sperformancemaybesignificantlylessaccurateforunderrepresentedgroups.Forinstance,anAImodeltrainedprimarilyonlight-skinnedindividualsmightstruggletodetectmelanomaindark-skinnedpatients,leadingtodelayeddiagnosisandworseoutcomesforthispopulation.Anothercriticalchallengeisthe"blackbox"problem.ManyadvancedAImodels,particularlydeepneuralnetworks,operateinwaysthatarenoteasilyinterpretablebyhumans.WhenanAIsystemrecommendsaspecificdiagnosisortreatmentplan,itisoftenimpossibleforthephysiciantounderstandexactlyhowthealgorithmarrivedatthatconclusion.Thislackoftransparencyisproblematicinmedicine,whereunderstandingtherationalebehindadecisioniscrucialforbuildingtrustandensuringaccountability.IfanAImakesanincorrectdiagnosisthatharmsapatient,assigningliabilitybecomesincrediblycomplex.Toaddressthesechallenges,regulatoryframeworksmustevolvetorequirerigorousvalidationandongoingmonitoringofAIsystemsinhealthcare.Furthermore,developersmustprioritizethecreationofexplainableAI(XAI)modelsthatcanprovidetransparentreasoningfortheiroutputs.Ultimately,AIshouldbeviewedasatooltoaugment,ratherthanreplace,humanmedicalexpertise.51.Whatisthemainfocusofthepassage?A.ThehistoryofAIdevelopmentinotherindustries.B.ThebenefitsandrisksofusingAIinhealthcare.C.Thetechnicaldetailsofdeepneuralnetworks.D.ThecostofimplementingAIinhospitals.52.Inthecontextofmedicalimaging,whatisakeystrengthofAI?A.Itcanperformsurgerieswithouthumanintervention.B.Itcandetectpatternsinscansthathumanscannotsee.C.Itcanreplacetheneedforhumanradiologistsentirely.D.Itcangeneratesyntheticpatientdataforresearch.53.WhatdoesthepassageidentifyasacauseofalgorithmicbiasinAI?A.Thehighcostofmedicalimagingequipment.B.Thelackoftransparencyindeepneuralnetworks.C.Theuseoftrainingdatathatlacksdemographicdiversity.D.Theintentionalprogrammingofbiasedhumandevelopers.54.The"blackbox"problemrefersto:A.thephysicalserverboxesthatstoreAIdata.B.thedifficultyhumanshaveinunderstandinghowanAIreacheditsconclusion.C.thesecrecysurroundingthedevelopmentofnewAIalgorithms.D.thelossofpatientdataduetocyberattacks.55.Accordingtotheauthor,howshouldAIbeutilizedinthemedicalfield?A.Asacompletereplacementforhumandoctors.B.Solelyforadministrativetasks,notdiagnostics.C.Asanaugmentingtoolalongsidehumanexpertise.D.Onlyincountrieswithdiversepopulations.PartBReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.Theconceptoflifelonglearninghasgainedsignificanttractioninrecentdecades,drivenbytherapidpaceoftechnologicaladvancementandtheevolvingdemandsoftheglobaleconomy.(56)Gonearethedayswhenauniversitydegreeacquiredinone'searlytwentieswouldsufficeforanentirecareer.Today,professionalsmustcontinuouslyupdatetheirskillstoremainrelevantinaworkforcethatisincreasinglyaugmentedbyautomationandartificialintelligence.(57)Thetransitiontoaknowledge-basedeconomyhasfundamentallyalteredthenatureofhumancapital,makingintellectualagilityfarmorevaluablethanstaticknowledge.Inthisnewparadigm,theabilitytolearn,unlearn,andrelearnistheultimatecompetitiveadvantage.Organizationsarebeginningtorecognizethisshift,withmanyinvestingheavilyincontinuousemployeetrainingprogramsratherthanrelyingsolelyonexternalrecruitmenttofillskillgaps.Furthermore,lifelonglearningisnotmerelyaneconomicimperative;itisalsoacrucialcomponentofpersonalfulfillmentandcognitivehealth.(58)Engaginginchallengingmentalactivitiesthroughoutone'slifehasbeenscientificallyproventobuildcognitivereserves,therebydelayingtheonsetofneurodegenerativediseasessuchasAlzheimer's.Theprocessofacquiringnewknowledgestimulatesneuroplasticity,allowingthebraintoformnewneuralconnectionsandadapttonewexperiences.However,fosteringacultureoflifelonglearningpresentsseveralchallenges.(59)Timeconstraintsandfinancialbarriersoftenpreventworkingadultsfrompursuingfurthereducation,despitetheirdesiretodoso.Toaddressthis,educationalinstitutionsandgovernmentsmustcollaboratetocreateflexible,affordable,andaccessiblelearningpathways.Micro-credentialsandonlinecourseshaveemergedasviablesolutions,allowingindividualstolearnattheirownpaceandschedule.Ultimately,thepursuitofknowledgeshouldnotbeviewedasafinitejourneywithadefinitiveendpoint,butratherasacontinuousprocessofself-improvementandadaptation.(60)Embracinglifelonglearningnotonlyequipsindividualswiththetoolsnecessarytonavigateanuncertainfuturebutalsofostersamoreresilientandinnovativesociety.Bycommittingtoperpetualeducation,wecanensurethathumanpotentialisfullyrealizedinthefaceofunprecedentedtechnologicalchange.SectionIVWritingDirections:Writeanessayof160−Inrecentyears,therehasbeenagrowingdebateovertheimplementationofafour-dayworkweek.Somearguethatitimprovesemployeewell-beingandproductivity,whileothersbelieveitdisruptsbusinessoperationsandeconomiccompetitiveness.Writeanessaydiscussingbothsidesoftheargumentandgiveyourownopinion.SectionIListeningComprehension答案与解析PartA1.mental2.age3.clinic4.variables5.November解析：1.对话中教授提到原本的题目范围太广，原句为：“Youinitiallyproposedlookingattheimpactofurbannoisepollutiononmentalhealth,whichisagoodstartbuttoobroad.”因此填mental。2.教授建议缩小范围，原句为：“Youneedtonarrowitdowntoaspecificagegroup,perhapsfocusingontheelderlyorchildren.”因此填age。3.学生提到已经收集的数据来源：“I’vealreadycollectedpreliminarydatafromtwolocalhospitalsandaprivateclinic.”因此填clinic。4.教授建议使用更高级的统计模型，原句为：“Youshouldconsiderusingamultipleregressionmodeltoanalyzethevariablesmoreaccurately.”因此填variables。5.教授明确了截止日期：“Remember,thedeadlineforthefinaldraftisNovember15th.”因此填November。PartB6.C7.B8.C9.B10.C解析：6.主旨题。演讲者在开头明确提到：“Today,Iwanttodiscusstheecologicalrisksassociatedwiththeemergingindustryofdeep-seamining.”随后全篇都在讨论深海采矿对生态系统的影响。选项C（深海采矿相关的生态风险）正确。选项A是经济利益，B是技术挑战，D是法规历史，均不是主要焦点。7.细节题。演讲者提到：“Theseminerals,suchascobaltandnickel,arebecominghighlysoughtafterbecausetheyareessentialcomponentsinthemanufacturingofbatteriesforelectricvehiclesandotherrenewableenergytechnologies.”选项B（它们是制造可再生能源技术的必需品）正确。8.推断题。演讲者描述深海生态系统：“Thedeep-seaecosystemisextremelyfragile.Disturbancescausedbyminingequipmentcantakedecades,ifnotcenturies,torecoverfrom.”选项C（极度脆弱且需要几十年才能恢复）最符合。9.细节题。关于监管框架，演讲者指出：“TheInternationalSeabedAuthorityistaskedwithregulatingthis,buttherearegrowingconcernsthatitlacksthepowerandresourcestoenforcestrictenvironmentalprotections.”选项B（国际海底管理局缺乏执行环境保护的权力）正确。10.态度题。演讲者通篇客观陈述了深海采矿的需求与生态风险，并在最后强调了对监管不力的担忧，因此态度是“客观但高度关注”。选项C正确。PartC11.D12.C13.A解析：11.细节题。在对话中，建筑师提到：“Thecitycouncilrejectedourinitialdesignprimarilybecausetheyfeltitclashedwiththehistoricalaestheticoftheneighborhood.”选项D（与社区的历史美学冲突）正确。12.细节题。为了满足要求，他们修改了设计：“Wemodifieditbyincorporatingarooftopgardenandreplacingthemodernfacadewithlocalstone.”选项C（通过增加屋顶花园并在外墙使用当地石材）正确。13.细节题。关于建筑内部特征：“Theinteriorfeaturesanopen-planlayoutwithflexibleworkspaces,designedtofostercollaboration.”选项A（带有灵活工作区的开放式布局）正确。14.B15.B16.A17.C解析：14.主旨题。教授在讲座开头提到：“Today,wewillexploretheconceptoftransactivememorysystems.”选项B（交互记忆系统的概念）正确。15.定义题。教授解释：“Transactivememoryisasystemwhereindividualsinagrouprememberdifferenttypesofinformation,relyingoneachother’sexpertiseratherthaneveryonememorizingeverything.”选项B（群体中的个体记住不同类型信息的系统）正确。16.细节题。教授举家庭的例子：“Inmanyfamilies,onemembermightalwaysbetheonewhorememberswherethecarkeysarekept,whileanotherremembersfinancialdetails.”选项A（某个成员总是记得车钥匙放在哪）正确。17.推断题。关于过度依赖数字交互记忆的缺点，教授提到：“Thedownsideistha