珠海市2025年下半年全国英语等级考试（PETS）四级练习试题库

珠海市2025年下半年全国英语等级考试（PETS）四级练习试题库PartIListeningComprehensionSectionAConversationsDirections:Inthissection,youwillheartwolongconversations.Attheendofeachconversation,youwillhearsomequestions.Boththeconversationandthequestionswillbespokenonlyonce.Afteryouhearaquestion,readthefoursuggestedanswersmarkedA,B,CandD,anddecidewhichisthebestanswer.Conversation11.A)TheethicalimplicationsofAIinmedicaldiagnosis.B)TheefficiencyofAIinadministrativetasks.C)Thepotentialreplacementofdoctorsbymachines.D)ThecostofimplementingAIinhospitals.2.A)Heishighlyoptimisticandbelievesitwillrevolutionizemedicine.B)Heiscautiouslyoptimisticbutrecognizescurrentlimitations.C)Heisdeeplyconcernedaboutthelossofhumantouchinmedicine.D)Heisindifferentandviewsitasjustanothertechnologicalfad.3.A)ThehighcostofAIequipment.B)ThepotentialbiasinAIalgorithms.C)Thelackoftrainedpersonneltooperatethesystems.D)Theresistancefromolderpatients.Conversation24.A)Tonegotiateanewcontractforrawmaterials.B)Todiscusstheimplementationofasustainablesupplychain.C)Toreviewtheannualfinancialreport.D)Toplanamarketingcampaignforeco-friendlyproducts.5.A)Switchingtorenewableenergysourcesforallmanufacturingplants.B)Reducingpackagingwastebyatleastfiftypercent.C)Sourcingmaterialsonlyfromlocalsuppliers.D)Implementingastrictrecyclingprograminoffices.6.A)Conductathoroughauditofcurrentsuppliers.B)Draftapreliminarybudgetforthetransition.C)Presenttheproposaltotheboardofdirectors.D)Organizeatrainingsessionforthestaff.SectionBPassagesDirections:Inthissection,youwillheartwoshortpassages.Aftereachpassage,youwillhearsomequestions.Thepassageandthequestionswillbespokenonlyonce.Passage17.A)Themigrationpatternsofmonarchbutterflies.B)Theecologicalconsequencesofadecliningbeepopulation.C)Theimpactofclimatechangeonagriculture.D)Theintroductionofnewpesticideregulations.8.A)Habitatlossduetourbanexpansion.B)Thewidespreaduseofharmfulpesticides.C)Thespreadofaviraldiseaseamongbeecolonies.D)BothAandB.Passage29.A)Theextremepressureanddarknessofthedeepocean.B)Thehighcostofbuildingsubmersibles.C)Thelackofinterestfromscientificcommunities.D)Thedifficultyincommunicatingwithunderwatervehicles.10.A)Theinventionofanewtypeofsonarsystem.B)Thediscoveryofanewbioluminescentspecies.C)Thedevelopmentofautonomousunderwatervehicles(AUVs).D)Thesuccessfulmappingoftheentireoceanfloor.PartIIUseofEnglishDirections:Readthefollowingtext.Choosethebestwordforeachnumberedblank.Theintegrationofvirtualreality(VR)ineducationisnolongerafuturisticconceptbuta11reality.Byprovidingimmersiveexperiences,VRhasthepotentialtotransformtraditionallearningparadigms.12theconventionalclassroom,wherestudentspassivelyreceiveinformation,VRenablesthemtoactively13withthesubjectmatter.Forinstance,ahistoryclasscanbe14toancientRome,allowingstudentstowalkthroughtheruinsand15thearchitecturefirsthand.However,thewidespread16ofVRineducationalinstitutionsfacesseveralhurdles.Themost17barrieristhecost.High-endVRheadsetsandthenecessarycomputinghardwarerequiresignificant18investment,whichmanypublicschoolscannot19.Furthermore,thereisa20ofqualityeducationalcontent.Whilethegamingindustryhas21billionsintoVRdevelopment,educationalsoftware22behind.Despitethesechallenges,educatorsremain23.Astechnologyadvances,costsareexpectedto24.Initiativesbynon-profitorganizationsarealso25tocreateopen-sourceeducationalVRcontent.The26isnottoreplaceteachersbutto27themwithapowerfultoolto28engagementandcomprehension.29,aswemoveforward,thesuccessfulintegrationofVRwilldependona30approachinvolvingeducators,technologists,andpolicymakers.11.A)distantB)virtualC)presentD)theoretical12.A)UnlikeB)LikeC)BesidesD)Despite13.A)interfereB)integrateC)interactD)intervene14.A)transplantedB)transportedC)transmittedD)transformed15.A)experienceB)experimentC)exploitD)explore16.A)adoptionB)adaptationC)adjustmentD)admission17.A)trivialB)significantC)subtleD)negligible18.A)monetaryB)financialC)economicD)fiscal19.A)affordB)offerC)allowD)deny20.A)wealthB)scarcityC)surplusD)abundance21.A)investedB)pouredC)spentD)contributed22.A)fallsB)lagsC)dropsD)stays23.A)skepticalB)pessimisticC)optimisticD)indifferent24.A)riseB)descendC)declineD)soar25.A)ontheriseB)onthedeclineC)outofdateD)invain26.A)objectiveB)subjectiveC)objectD)objection27.A)supplyB)equipC)provideD)arm28.A)impairB)enhanceC)reduceD)diminish29.A)ThereforeB)HoweverC)MoreoverD)Nevertheless30.A)singularB)solitaryC)collaborativeD)individualPartIIIReadingComprehensionDirections:Readthefollowingthreetexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.Text1Theshifttowardsremotework,acceleratedbytheglobalpandemic,hashadprofoundandlastingimpactsonurbaneconomies.Asasignificantportionoftheworkforcecontinuestoworkfromhome,thetraditionaleconomicecosystemofcitycentershasbeendisrupted.Coffeeshops,retailstores,andserviceindustriesthatreliedheavilyonofficeworkershaveseenadramaticdeclineinfoottraffic.Thishasledtoawaveofclosuresandareevaluationofcommercialrealestatevalues.However,theeconomicimpactisnotentirelynegative.Neighborhoodsoutsidethecitycenterhaveexperiencedarenaissance.Localbusinessesinsuburbanareasarethrivingasworkersspendtheirmoneyclosertohome.Thisdecentralizationofeconomicactivityispromptingcityplannerstorethinkurbaninfrastructure.Insteadoffocusingsolelyonaccommodatingadailyinfluxofcommuters,citiesarenowinvestinginmakingresidentialareasmoreself-sufficient,withbetterlocalamenitiesandco-workingspaces.Thelong-termimplicationsofthisshiftarestillunfolding.Someeconomistsarguethatcitycenterswillneedtoreinventthemselvesasculturalandentertainmenthubsratherthanpurelycommercialdistricts.Thiscouldleadtoamorebalanceddistributionofwealthandresourcesacrossurbanareas,mitigatingthestarkinequalitiesthathavehistoricallycharacterizedmanymajorcities.Nevertheless,thetransitionrequirescarefulmanagementtoensurethatdisplacedworkersintheservicesectorareretrainedandabsorbedintotheneweconomiclandscape.31.Whatistheprimaryfocusofthefirstparagraph?A)Thebenefitsofremoteworkforemployees.B)Thedisruptionoftraditionalurbaneconomies.C)Thefutureofcommercialrealestate.D)Thehistoryofurbanplanning.32.Accordingtothepassage,howhavesuburbanareasbeenaffectedbyremotework?A)Theyhavesufferedfromalackofinvestment.B)Theyhaveseenadecreaseinlocalbusinessrevenue.C)Theyhaveexperiencedeconomicgrowthandrevitalization.D)Theyhavebecomenewcommercialcenters.33.Whatdoestheword"renaissance"inthesecondparagraphmostlikelyreferto?A)Aperiodofdecline.B)Arevivalorrebirth.C)Aculturalmovement.D)Apoliticalchange.34.Whatdosomeeconomistssuggestforthefutureofcitycenters?A)Theyshouldfocussolelyoncommercialactivities.B)Theyshouldbecomeculturalandentertainmenthubs.C)Theyshouldbeconvertedintoresidentialareas.D)Theyshouldbeabandoned.35.Whatisapotentialchallengementionedinthetransitionofurbaneconomies?A)Theresistancefromlargecorporations.B)Thelackofcapitalfornewinfrastructure.C)Theneedtoretrainandemploydisplacedserviceworkers.D)Thedeclineinpropertyvalues.Text2Thegut-brainaxishasemergedasoneofthemostfascinatingfrontiersinmodernmedicalresearch.Thisbidirectionalcommunicationnetworklinkstheentericandcentralnervoussystems,allowingthegutandthebrainto"talk"toeachother.Recentstudieshaverevealedthatthemicroorganismsresidinginourdigestivetract,collectivelyknownasthegutmicrobiota,playacrucialrolenotonlyinourphysicalhealthbutalsoinourmentalwell-being.Researchindicatesthatanimbalanceingutbacteria,knownasdysbiosis,maybelinkedtoavarietyofmentalhealthdisorders,includinganxietyanddepression.Thegutproducesaboutninetypercentofthebody'sserotonin,aneurotransmitteroftenreferredtoasthe"happychemical."Whileserotonininthegutisprimarilyinvolvedinregulatingbowelmovements,itspresenceandthepathwaysconnectingtheguttothebrainsuggestafarmorecomplexrelationship.Scientistsbelievethatthevagusnerve,whichrunsfromthebrainstemtotheabdomen,actsasamajorhighwayforthesesignals.Furthermore,thecompositionofthegutmicrobiotacanbeinfluencedbydiet,stress,andtheuseofantibiotics.Adietrichinfiberandfermentedfoodsisgenerallyassociatedwithamorediverseandresilientmicrobialcommunity,whichinturnislinkedtobettermentalhealthoutcomes.Thishasledtothegrowinginterestinpsychobiotics—liveorganismsthat,wheningestedinadequateamounts,producementalhealthbenefits.Whilethefieldisstillinitsinfancy,thepotentialtotreatpsychiatricconditionsthroughdietaryinterventionsrepresentsaparadigmshiftinhowweapproachmentalhealth.36.Whatisthemainideaofthepassage?A)Thedigestivesystem'sroleinphysicalhealth.B)Theconnectionbetweengutbacteriaandmentalhealth.C)Thefunctionsofthevagusnerve.D)Theproductionofserotonininthebrain.37.Accordingtothepassage,whatisdysbiosis?A)Amentalhealthdisorder.B)Atypeofneurotransmitter.C)Animbalanceingutbacteria.D)Adietaryintervention.38.Howdoesthevagusnervefunctioninthegut-brainaxis?A)Itproducesserotoninforthebrain.B)Itactsasacommunicationpathway.C)Itregulatesbowelmovements.D)Itdigestsfiberandfermentedfoods.39.WhichofthefollowingisNOTmentionedasafactorinfluencingthegutmicrobiota?A)Diet.B)Stress.C)Antibiotics.D)Exercise.40.Whatcanbeinferredaboutpsychobioticsfromthepassage?A)Theyarecurrentlytheprimarytreatmentfordepression.B)Theyareliveorganismsthatmaybenefitmentalhealth.C)Theyareatypeofantibiotic.D)Theyarechemicalcompoundsproducedinthebrain.Text3Thetransitiontorenewableenergyisimperativeformitigatingclimatechange,butitpresentsasignificantchallenge:energystorage.Unliketraditionalfossilfuelplants,whichcanberampedupordowntomeetdemand,solarandwindpowerareinherentlyintermittent.Thesundoesnotalwaysshine,andthewinddoesnotalwaysblow.Thisintermittencynecessitatesthedevelopmentofefficient,large-scaleenergystoragesystemstoensureastablepowersupply.Currently,lithium-ionbatteriesdominatetheenergystoragemarket.However,theyareprimarilydesignedforshort-durationdischargeandareexpensivetodeployatagridscale.Toaddressthis,researchersareexploringalternativetechnologies,suchasflowbatteriesandthermalstorage.Flowbatteries,forinstance,storeenergyinliquidelectrolytescontainedinexternaltanks,makingthemeasilyscalable.Thecapacityofaflowbatteryisdeterminedbythesizeofthetanks,allowingforlongerdischargetimes.Acriticalfactorinevaluatingthesestoragesolutionsisthereturnoninvestmentandthepaybackperiod.IfautilitycompanyinvestsaninitialcapitalIinanewflowbatterysystemandtheannualsavingsgeneratedbyoptimizingenergydispatchareS,thepaybackperiodTcanbecalculatedusingtheformulaT=.Forexample,iftheinitialinvestmentis1,000,000Despitethesetechnologicaladvancements,thewidespreadadoptionofnewstoragetechnologiesishinderedbyregulatoryhurdlesandmarketstructuresthatfavortraditionalenergysources.Overcomingthesebarriersrequirespolicyreformsthatincentivizelong-terminvestmentsingridmodernizationandrecognizethetruevalueofenergystorageinmaintaininggridstability.41.Whatistheprimarychallengeofrenewableenergymentionedinthepassage?A)Thehighcostofsolarpanels.B)Theintermittencyofpowergeneration.C)Thelackofavailablelandforwindfarms.D)Thedifficultyintransportingrenewableenergy.42.Whyarelithium-ionbatteriesconsideredinadequateforlarge-scalegridstorage?A)Theyarenotefficientenough.B)Theyrelyonrarematerials.C)Theyaredesignedforshort-durationdischargeandareexpensiveatgridscale.D)Theycannotberampedupordown.43.Accordingtothepassage,whatdeterminesthecapacityofaflowbattery?A)Thesizeoftheinternalcells.B)Thetypeofelectrolyteused.C)Thesizeoftheexternaltanks.D)Thetemperatureoftheliquid.44.Basedontheformulaprovidedinthepassage,calculatethepaybackperiodifacompanyinvests2,500,A)2years.B)5years.C)10years.D)20years.45.Whatisamajorbarriertotheadoptionofnewenergystoragetechnologies?A)Technicallimitationsofflowbatteries.B)Regulatoryhurdlesandmarketstructures.C)Lackofconsumerinterest.D)Highmaintenancecosts.PartIVShortAnswerQuestionsDirections:Readthefollowingtextandanswerthequestionsbriefly.Theproliferationofspacedebris,or"spacejunk,"inEarth'sorbithasbecomeacriticalconcernfortheglobalaerospaceindustry.Thisdebrisconsistsofdefunctsatellites,spentrocketstages,andfragmentsfromdisintegration,erosion,andcollisions.TheKesslerSyndrome,atheoreticalscenarioproposedbyNASAscientistDonaldKesslerin1978,suggeststhatthedensityofobjectsinlowEarthorbit(LEO)couldreachapointwherecollisionsbetweenobjectswouldcauseacascade,witheachcollisiongeneratingmoredebrisandincreasingthelikelihoodoffurthercollisions.Thiscouldrendercertainorbitsunusableforgenerations.Currently,over23,000objectslargerthan10centimetersarebeingtrackedbyground-basedradarsystems.However,millionsofsmaller,untrackedfragmentsposeanequallysignificantthreat.Travelingatvelocitiesofupto28,000kilometersperhour,evenatinypaintchipcancausecatastrophicdamagetoanoperationalsatelliteoraspacecraft.Theeconomicimplicationsarestaggering,asourmodernrelianceonsatelliteinfrastructureforcommunication,navigation,andweatherforecastingmeansthatanydisruptioncouldcostbillionsofdollars.Effortstomitigatetheproblemincludedesigningsatelliteswith"de-orbit"capabilities,allowingthemtoburnupintheEarth'satmosphereattheendoftheiroperationallife.Additionally,severalcompaniesandspaceagenciesaredevelopingactivedebrisremoval(ADR)technologies,suchasroboticarms,harpoons,andnets,tocaptureandde-orbitlargerpiecesofjunk.However,thesetechnologiesarestillintheexperimentalphase,andthelegalframeworkgoverningwhoisresponsibleforcleaningupthedebrisremainsacontentiousissueininternationallaw.46.WhatistheKesslerSyndrome?47.Whydosmallfragmentsofspacedebrisposeasignificantthreat?48.Whataretheeconomicconsequencesofsatellitedisruptionaccordingtothepassage?49.Whataretwomethodsmentionedforaddressingthespacedebrisproblem?50.Whatlegalchallengeisassociatedwithactivedebrisremoval?PartVWritingDirections:Forthispart,youareallowed30minutestowriteacompositiononthetopic"TheProsandConsofArtificialIntelligenceinEducation".Youshouldwriteatleast120wordsbutnomorethan180words,andbaseyourcompositionontheoutlinebelow:1.StatethephenomenonofAI'sincreasingpresenceineducation.2.DiscusstheadvantagesofAIineducation.3.Discussthedisadvantagesorconcerns.4.GiveyourownopiniononhowtobalancetheuseofAIandtraditionalteaching.AnswerKeyandDetailedExplanationsPartIListeningComprehensionSectionAConversationsConversation1M:HaveyoureadthelatestarticleinthemedicaljournalaboutAI-assisteddiagnoses?Itseemslikewe'reonthebrinkofamajorshift.W:Idid.It'sfascinating,butIhavemyreservations.Theaccuracyratesareimpressive,butIcan'thelpbutworryaboutthepotentialbiasinthealgorithms.Ifthetrainingdataisskewed,thediagnosticoutcomeswillbetoo.M:That'savalidpoint.Butlookatthebrightside—AIcanprocessthousandsofmedicalimagesinseconds,spottinganomaliesthatthehumaneyemightmiss.I'mcautiouslyoptimistic.Itwon'treplacedoctors,butitwillbeaninvaluabletool.W:Iagreethatit'sapowerfultool.However,weneedstrictregulatoryframeworkstoensurethedataisdiverseandrepresentative.Otherwise,weriskexacerbatingexistinghealthcaredisparities.1.【答案】A【解析】主旨大意题。男女讨论的是AI在医疗诊断中的应用及其伦理影响，包括算法偏见等问题，选项A准确概括了对话主题。2.【答案】B【解析】态度观点题。男士提到“I'mcautiouslyoptimistic”，即他持谨慎乐观态度，认可AI的潜力但也意识到当前的局限性，选项B符合。3.【答案】B【解析】细节理解题。女士明确提到她担忧“thepotentialbiasinthealgorithms”（算法中潜在的偏见），选项B正确。Conversation2M:Thanksforcomingin.Iwantedtodiscussourstrategyformovingtowardsamoresustainablesupplychain.Theboardhasmadeitclearthatenvironmentalresponsibilityisaprioritynow.W:Icompletelyagree.Ithinkthefirststepshouldbeconductingathoroughauditofourcurrentsupplierstoassesstheirenvironmentalfootprint.Wecan'timprovewhatwedon'tmeasure.M:Exactly.Oncewehavethedata,whatdoyouthinkourprimarygoalshouldbe?Iwasconsideringreducingpackagingwastebyfiftypercentoverthenextyear.W:That'sambitious,butdefinitelyachievable.Weshouldalsolookintosourcingmorematerialslocallytoreducetransportationemissions.M:Goodpoint.Let'sdraftapreliminarybudgetforthetransitionandthesupplieraudit.I'dliketopresenttheproposaltotheboardofdirectorsbynextmonth.Canyougetthenumbersready?W:I'llhaveapreliminaryreportonyourdeskbynextweek.4.【答案】B【解析】主旨大意题。男士开篇点明主题，想讨论向可持续供应链转型的战略，选项B正确。5.【答案】B【解析】细节推断题。男士明确提出考虑在明年将包装废物减少百分之五十，选项B正确。6.【答案】B【解析】细节理解题。对话末尾男士要求女士准备数据和预算，女士承诺下周将初步报告放到男士办公桌上，因此她下周要做的是起草初步预算报告，选项B符合。SectionBPassagesPassage1Thedeclineofthebeepopulationhasfar-reachingecologicalconsequencesthatextendbeyondtheproductionofhoney.Beesareprimarypollinators,playinganindispensableroleinthereproductionofmanyfloweringplants,includingasignificantportionofthecropswerelyonforfood.Thecurrentcrisis,oftenreferredtoasColonyCollapseDisorder,hasbeenattributedtoacombinationoffactors.Theprimarycausesarehabitatlossduetourbanexpansionandthewidespreaduseofharmfulpesticidesinmodernagriculture.Withouturgentinterventiontoprotectandrestorebeehabitats,theintegrityofourentirefoodecosystemisatrisk.7.【答案】B【解析】主旨大意题。短文开篇即指出蜜蜂数量下降对生态系统有深远影响，随后详细说明了蜜蜂作为主要传粉者的重要性及其面临的危机，选项B最符合。8.【答案】D【解析】细节理解题。短文最后指出蜜蜂减少的主要原因是“habitatlossduetourbanexpansion”和“thewidespreaduseofharmfulpesticides”，选项D包含了这两点。Passage2Deep-seaexplorationremainsoneofthemostchallengingendeavorsforhumanity.Theextremepressureandabsolutedarknessoftheoceandepthsmakeitaninhospitableenvironmentforbothhumansandequipment.Traditionalsubmersiblesareexpensivetobuildandoperate,limitingthescopeofexploration.However,recentadvancementsintechnologyareopeningnewfrontiers.Thedevelopmentofautonomousunderwatervehicles,orAUVs,equippedwithadvancedsensorsandcameras,allowsscientiststomaptheseafloorandstudymarinelifeinareaspreviouslyinaccessible.Theseroboticexplorersarerevolutionizingourunderstandingofthedeepocean.9.【答案】A【解析】细节理解题。短文提到深海探索的挑战在于“Theextremepressureandabsolutedarknessoftheoceandepths”（极度的水压和绝对的黑暗），选项A正确。10.【答案】C【解析】细节推断题。短文后半部分提到“Thedevelopmentofautonomousunderwatervehicles,orAUVs”这一技术进步正在开启新领域，选项C正确。PartIIUseofEnglish11.【答案】C【解析】考查上下文逻辑与词义辨析。句意：虚拟现实在教育中的整合不再是一个未来的概念，而是一个现在的现实。distant遥远的；virtual虚拟的；present现在的；theoretical理论的。根据语境，这里对比的是“未来的概念”和“现在的现实”，故选C。12.【答案】A【解析】考查介词。句意：与传统教室里学生被动接收信息不同，VR使他们能够主动与学科内容互动。Unlike表示“与……不同”，符合对比逻辑。13.【答案】C【解析】考查动词搭配。interfere干涉；integrate融入；interact互动；intervene介入。interactwith为固定搭配，意为“与……互动”，符合语境。14.【答案】B【解析】考查动词词义辨析。transplanted移植；transported传送、运输；transmitted传输；transformed转变。这里指历史课被“传送”到古罗马，让学生身临其境，transported最符合语境。15.【答案】D【解析】考查动词词义辨析。experience体验；experiment实验；exploit剥削/开发；explore探索。句意：允许学生走过废墟并第一手探索建筑。explore符合探索古迹的语境。16.【答案】A【解析】考查名词词义辨析。adoption采用、采纳；adaptation适应；adjustment调整；admission承认/入场费。这里指VR在教育机构中的广泛采用，故选A。17.【答案】B【解析】考查形容词词义辨析。trivial微不足道的；significant显著的；subtle微妙的；negligible可忽略的。句意：最显著的障碍是成本。根据后文提到的高昂成本，这是一大障碍，故选B。18.【答案】B【解析】考查固定搭配。monetary货币的；financial金融的、财务的；economic经济的；fiscal财政的。financialinvestment（财务投资/资金投入）是常用搭配。19.【答案】A【解析】考查动词词义辨析。afford负担得起；offer提供；allow允许；deny否认。许多公立学校负担不起，故选A。20.【答案】B【解析】考查上下文逻辑与名词词义。wealth财富；scarcity缺乏；surplus过剩；abundance丰富。句意：此外，缺乏优质的教育内容。根据后文游戏产业投入数十亿，而教育软件落后，说明内容匮乏，故选B。21.【答案】A【解析】考查动词搭配。invested投资；poured倾注；spent花费；contributed贡献。invest...into...为固定搭配，意为“投资……到……”。22.【答案】B【解析】考查动词短语。fallsbehind落后；lagsbehind落后；dropsbehind落后；staysbehind留在后面。lagbehind常用于表示发展落后，符合教育软件落后于游戏产业之意。23.【答案】C【解析】考查形容词词义辨析。skeptical怀疑的；pessimistic悲观的；optimistic乐观的；indifferent冷漠的。根据后文预期成本下降且出现开源内容，可知教育工作者持乐观态度。24.【答案】C【解析】考查动词词义辨析。rise上升；descend下降（指物理位置）；decline下降（指价格、数量等）；soar猛增。预期成本会下降，故选C。25.【答案】A【解析】考查固定搭配。ontherise在增加；onthedecline在下降；outofdate过时；invain徒劳。非营利组织的倡议也在增加，以创建开源教育内容，故选A。26.【答案】A【解析】考查名词词义辨析。objective目的；subjective主观的；object物体/反对；objection反对。句意：目的不是取代教师……。27.【答案】B【解析】考查动词搭配。supply供应；equip装备；provide提供；arm武装。equipsbwithsth为固定搭配，意为“为某人配备某物”。28.【答案】B【解析】考查动词词义辨析。impair损害；enhance提高；reduce减少；diminish减少。提高参与度和理解力，故选B。29.【答案】A【解析】考查副词逻辑关系。Therefore因此；However然而；Moreover此外；Nevertheless尽管如此。前文提到目的，后文提到走向成功整合的条件，前后是顺承或因果关系，故选A。30.【答案】C【解析】考查形容词词义辨析。singular单一的；solitary孤独的；collaborative协作的；individual个人的。需要一个涉及教育工作者、技术专家和政策制定者的协作方法，故选C。PartIIIReadingComprehensionText131.【答案】B【解析】主旨大意题。第一段主要论述了远程工作对传统城市经济的破坏，市中心客流量下降，商业地产价值重新评估，选项B准确概括了第一段的中心思想。32.【答案】C【解析】细节理解题。第二段明确提到，市中心以外的社区经历了复兴（renaissance），当地企业在郊区蓬勃发展，因为工人们把钱花在离家更近的地方，这表明郊区经历了经济增长和revitalization，选项C正确。33.【答案】B【解析】词义猜测题。前文提到影响不完全是负面的，接着说郊区当地企业蓬勃发展，说明郊区经济在复苏或重振。renaissance原意为“文艺复兴”，在此处引申为“复兴、重生”，选项B符合。34.【答案】B【解析】细节推断题。第三段提到，一些经济学家认为，市中心需要重塑自我，成为文化和娱乐中心，而不是纯粹的商业区，选项B符合原文表述。35.【答案】C【解析】细节理解题。最后一段指出，这种转变需要谨慎管理，以确保服务业中失业的工人得到再培训并被吸纳进新的经济格局中，选项C正确指出了转型中的潜在挑战。Text236.【答案】B【解析】主旨大意题。文章开篇提出肠脑轴的概念，随后论述肠道微生物不仅影响身体健康，还影响心理健康，并探讨了相关的作用机制和干预手段，选项B准确概括了文章主旨。37.【答案】C【解析】细节理解题。第二段首句指出，肠道细菌的失衡被称为菌群失调（dysbiosis），选项C直接对应原文定义。38.【答案】B【解析】细节理解题。第二段末尾提到，科学家认为迷走神经作为这些信号的主要通道，即作为肠道和大脑之间的通讯通道，选项B符合。39.【答案】D【解析】细节排除题。第三段首句提到，肠道菌群的组成会受到饮食、压力和抗生素使用的影响，没有提到运动，因此选项D为答案。40.【答案】B【解析】推理判断题。最后一段提到精神益生菌是“活体微生物”，当摄入足够数量时会产生心理健康益处，选项B表述符合原文，且推断合理。Text341.【答案】B【解析】细节理解题。第一段指出可再生能源面临的主要挑战是储能，因为太阳能和风能“inherentlyintermittent”（固有的间歇性），即发电的间歇性，选项B正确。42.【答案】C【解析】