咸阳市2026年上半年全国英语等级考试（PETS）四级全真模拟试题

咸阳市2026年上半年全国英语等级考试（PETS）四级全真模拟试题SectionI:ListeningComprehensionDirections:ThissectionisdesignedtotestyourabilitytounderstandspokenEnglish.Therearethreepartsinthissection:PartA,PartBandPartC.PartA:Youwillhear5shortdialogues.Attheendofeachdialogue,aquestionwillbeaskedaboutwhatwassaid.Boththedialogueandthequestionwillbespokenonlyonce.1.A.Themandoesnotwanttohelpthewoman.B.Themanisnotfamiliarwiththecampuslayout.C.Thewomanshouldaskthesecurityguardfordirections.D.Thelibraryislocatednexttothesciencebuilding.2.A.SubmittheresearchproposalbeforeFriday.B.Changethetopicofhisresearchproposal.C.ConsultProfessorSmithaboutthedeadline.D.Rewritethemethodologysectionoftheproposal.3.A.Thecompanywillexperienceasignificantdownsizing.B.Thecompanyhasdecidedtopostponetheproductlaunch.C.Thecompanyisrelocatingitsheadquarterstoanothercity.D.Thecompanyhassecuredasubstantialinvestment.4.A.Sheisfullysatisfiedwiththehotelservice.B.Thehotelroomistoonoisyforhertosleep.C.Theairconditioninginherroomisbroken.D.Shewantstocheckoutearlyduetothepoorconditions.5.A.Hethinksthelecturewasincrediblyinspiring.B.Hebelievesthespeakeromittedsomecrucialdetails.C.Hedisagreeswiththespeaker'sconclusionentirely.D.Hefindsthespeaker'sargumentdifficulttounderstand.PartB:Youwillhear2longdialoguesand1passage.Aftereach,youwillhearseveralquestions.Thematerialswillbespokenonlyonce.Questions6to10arebasedonthefollowingconversation.6.A.Theimpactofartificialintelligenceonemployment.B.Theethicalconsiderationsofautonomousvehicles.C.Thefutureofpublictransportationsystems.D.Thetechnologicalchallengesofself-drivingcars.7.A.Theyareprogrammedtoprioritizepassengersafetyoverpedestrians.B.Theylacktheabilitytomakemoraljudgmentsinemergencies.C.Theyarealreadyperfectlyequippedtohandlecomplextrafficsituations.D.Theyrelyentirelyonhumaninterventiontoavoidaccidents.8.A.Byimplementingstrictspeedlimitsinresidentialareas.B.Bydevelopingauniversalethicalalgorithmforallvehicles.C.Byensuringhumandriversalwayshavetheoptiontotakecontrol.D.Byshiftingtheresponsibilitytothemanufacturersratherthantheusers.9.A.Thepublicisgenerallyoptimisticaboutthewidespreaduseofautonomousvehicles.B.Mostpeoplebelieveautonomousvehicleswillcompletelyeliminatetrafficaccidents.C.Thereisapublicconsensusonhowmachinesshouldactduringunavoidableaccidents.D.Publicopinionisdividedonthemoraldecision-makingcapabilitiesofmachines.10.A.Itisapurelytechnicalissuethatengineerscansolveindependently.B.Itrequirescollaborationbetweenengineers,ethicists,andlawmakers.C.Itwillberesolvedoncethetechnologybecomesmoreadvanced.D.Itisaninsurmountablebarriertothedevelopmentofautonomousvehicles.Questions11to15arebasedonthefollowingpassage.11.A.Toanalyzethecausesoftheglobaleconomicrecession.B.Tointroduceanewsustainableagriculturalpractice.C.Toexplaintheconceptandbenefitsofverticalfarming.D.Tocomparetraditionalfarmingwithmoderngreenhousetechnology.12.A.Itrequiresvastamountsoflandtoproduceasmallyield.B.Itishighlydependentonweatherconditionsandseasons.C.Itusessignificantlylesswaterandeliminatestheneedforpesticides.D.Itproducescropsthatarelessnutritiousthantraditionallygrownones.13.A.Theinitialsetupcostisextremelyhigh.B.Thetechnologyisdifficulttooperateforfarmers.C.Thereisalackofconsumerdemandforsuchcrops.D.Thecropsarehighlysusceptibletoindoorplantdiseases.14.A.Byusingrenewableenergysourceslikesolarpower.B.Byreceivinggovernmentsubsidiesforsustainablefarming.C.Bysellingcropsatamuchhigherpricethantraditionalfarms.D.Byreducingthelaborforcethroughcompleteautomation.15.A.Itwillreplacetraditionalfarmingcompletelyinthenextdecade.B.Itismostsuitableforurbanareaswithlimitedarableland.C.Itiscurrentlyonlyfeasibleindevelopedcountries.D.Ithasalreadyachievedcompletecommercialviabilityworldwide.Questions16to20arebasedonthefollowingconversation.16.A.Theapplicationofblockchaintechnologyinthefinancialsector.B.Thepotentialusesofblockchaininsupplychainmanagementandhealthcare.C.Thesecurityrisksassociatedwithcryptocurrencyexchanges.D.Thedifferencesbetweenpublicandprivateblockchainnetworks.17.A.Itallowsintermediariestoverifytransactionsmorequickly.B.Itcreatesadecentralizedandimmutableledgeroftransactions.C.Itencryptsdatasothatonlythenetworkadministratorcanaccessit.D.Itreliesonacentralservertovalidatealldatatransfers.18.A.Thehighcostofimplementingthetechnologyinsmallclinics.B.Theresistancefrompatientswhodonotunderstandthetechnology.C.Thedifficultyinensuringdatainteroperabilityacrossdifferentsystems.D.Theslowprocessingspeedoftransactionsontheblockchain.19.A.Theyarewillingtoadoptitimmediatelyifthecostislow.B.Theyareskepticalbecausetheydonottrustdigitalcurrencies.C.Theyareinterestedbutrequireclearerregulatoryguidelines.D.Theybelieveitisapassingtrendwithnolong-termvalue.20.A.Itwillfundamentallychangehowdataisstoredandsharedglobally.B.Itwillmaketraditionalbanksobsoletewithinthenexttwentyyears.C.Itssuccessdependsentirelyonthefluctuationofcryptocurrencyprices.D.ItwillprimarilybenefittheITsectorratherthantraditionalindustries.SectionII:ReadingComprehensionPartA:Readthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.Text1Thedeepocean,coveringmorethanhalfoftheEarth'ssurface,remainsoneofthemostunexploredfrontiersofourplanet.Fordecades,scientistshavereliedonremotelyoperatedvehicles(ROVs)toexplorethesedepths.However,theextremeconditionsofthedeepsea—crushingpressure,freezingtemperatures,andtotaldarkness—posesignificantchallengestobothROVsandthescientistsoperatingthem.Therecentdevelopmentofautonomousunderwatervehicles(AUVs)hasrevolutionizedthisfield.UnlikeROVs,whicharetetheredtoasurfaceshipbyacable,AUVsarefree-swimmingrobotsthatcanbepre-programmedtoexplorevastareasoftheoceanfloorindependently.Theimplicationsofthistechnologicalleapareprofound.AUVsarenotonlycapableofmappingtheseafloorwithunprecedentedresolutionbutalsoequippedwithasuiteofsensorsthatcandetectchemicalanomalies,biologicalhotspots,andgeologicalfeatures.Forinstance,inarecentexpedition,anAUVdiscoveredanewspeciesofhydrothermalventwormlivingatdepthspreviouslythoughtuninhabitable.ThisdiscoveryhaspromptedareevaluationofthelimitsoflifeonEarth.Despitetheseadvantages,thedeploymentofAUVsisnotwithoutitsdifficulties.Theprimarychallengeliesintherealmofartificialintelligenceandnavigation.Inthedeepocean,GPSsignalsareunavailable,meaningAUVsmustrelyoninertialnavigationsystemsandacousticsensorstodeterminetheirlocation.Overlongdistances,thesesystemsaccumulateerrors,sometimescausingthevehicletodriftmilesoffcourse.Furthermore,theinabilityofAUVstocommunicatewiththeirhumanoperatorsinreal-timemeansthatifsomethinggoeswrong,thevehiclemustbeabletotroubleshootandresolvetheissueautonomously.IfanAUVgetsstuckinatrenchoritsbatteryfails,thelossofthevehicle,alongwithitsvaluabledata,isasignificantfinancialandscientificsetback.Tomitigatetheserisks,engineersaredevelopingadvancedmachinelearningalgorithmsthatallowAUVstomakecomplexdecisionsinreal-time.Thesealgorithmsenablethevehicletorecognizeobstacles,identifyscientificallysignificantfeatures,andadjustitscourseaccordingly,allwithouthumanintervention.Asthesetechnologiesmature,AUVswillundoubtedlyunlockmoresecretsofthedeep,pavingthewayforaneweraofoceanographicexploration.21.WhatisthemainadvantageofAUVsoverROVsaccordingtothetext?A.Theyarecheapertomanufactureandoperate.B.Theycanbecontrolleddirectlybyhumanoperatorsontheship.C.Theyarenotphysicallyconnectedtoasurfaceshipandcanexploreindependently.D.Theycanwithstandhigherpressuresandcoldertemperatures.22.Thediscoveryofthehydrothermalventwormismentionedtoillustrate:A.ThelimitationsofcurrentAUVtechnology.B.Thebiologicaldiversityofthedeepocean.C.ThescientificvalueandcapabilityofAUVsinmakingnewdiscoveries.D.Thechallengesofnavigatingtheoceanfloor.23.WhyisnavigatingthedeepoceandifficultforAUVs?A.GPSsignalscannotpenetratethewatertoreachthedeepocean.B.Theacousticsensorsareoftendamagedbyextremepressure.C.Thevehiclesmovetoofastforthenavigationsystemstokeepup.D.Humanoperatorslosecontrolofthevehicleswhentheydivetoodeep.24.WhathappenswhenanAUVencountersaprobleminthedeepocean?A.Itimmediatelysurfacestoawaithumanintervention.B.Itreliesonitscabletosenddistresssignalstotheship.C.Itmustattempttoresolvetheissuewithoutreal-timehumanhelp.D.Itdropsitsdatapayloadtotheseafloortoavoiddataloss.25.HowareengineersaddressingtherisksassociatedwithAUVdeployment?A.Bydevelopinglonger-lastingbatteries.B.Byimplementingmachinelearningalgorithmsforautonomousdecision-making.C.Byimprovingcommunicationcablesbetweenthevehicleandtheship.D.BydeployinghumandiversalongsidetheAUVs.Text2Thecontemporarycorporatelandscapeiswitnessingaparadigmshiftinhowworkisstructured,primarilydrivenbythewidespreadadoptionofremotework.Whileinitiallynecessitatedbyglobalhealthcrises,theremoteworkmodelhaspersisted,withmanyorganizationsadoptinghybridframeworks.Thistransitionhasprofoundimplicationsnotonlyforcorporateproductivitybutalsoforurbaneconomiesandenvironmentalsustainability.Fromaneconomicstandpoint,thedecentralizationoftheworkforcehasledtoameasurabledecreaseintherevenueofurbancommercialrealestateandlocalservicebusinesses,suchascafesandtransitsystems,thatrelyheavilyondailycommuters.Conversely,suburbanandruralareasareexperiencinganeconomicrevitalization,asremoteworkersspendtheirearningslocally.Toquantifythisshift,researchersutilizeadecentralizationindex,calculatedusingtheformulaE=k·,whereNrepresentsthenumberofremoteworkersinaspecificsuburbanregion,kisaregionaleconomicmultiplier,andEistheestimatedeconomicimpact.IfthenumberofremoteworkersNFromanenvironmentalperspective,thereductionindailycommutinghasundeniablyledtoadecreaseingreenhousegasemissions.However,thismustbeweighedagainsttheincreasedenergyconsumptionofindividualhouseholds,whereclimatecontrolandelectronicdeviceusageruncontinuously.Studiesindicatethatwhiletheaggregatecarbonfootprintofcommutingdecreases,theper-capitaenergyuseinresidentialzonesrises,partiallyoffsettingtheenvironmentalbenefits.Thelong-termviabilityofremoteworkhingesonaddressingthedigitaldivideandmaintainingcorporateculture.Companiesaregrapplingwithhowtofostercollaborationandmentorshipinavirtualenvironment.Iftheremoteworkmodelistobesustainable,organizationsmustinvestinrobustdigitalinfrastructureandrethinktheirperformancemetrics,shiftingfromhoursloggedtoactualoutputsachieved.26.Accordingtothetext,whatistheprimarycauseofthecurrentshiftinworkstructures?A.Adesireforenvironmentalsustainability.B.Theneedtoreducecorporateoverheadcosts.C.Theinitialnecessitybroughtaboutbyglobalhealthcrises.D.Theadvancementofsuburbaneconomicdevelopment.27.Howhasthedecentralizationoftheworkforceaffectedurbanareas?A.Ithasledtoanincreaseinlocalservicebusinessrevenues.B.Ithascausedadecreaseincommercialrealestaterevenues.C.Ithasrevitalizedtheurbantransitsystems.D.Ithashadnosignificanteconomicimpact.28.Basedontheformulaprovidedinthetext,ifthenumberofremoteworkersinasuburbanregionincreasesfrom10,000to40,000,theeconomicimpactEwill:A.QuadrupleB.DoubleC.Increasebyafactorof4D.Remainthesame29.Whatenvironmentalchallengeisassociatedwiththeriseofremotework?A.Increasedgreenhousegasemissionsfromdailycommuting.B.Adecreaseinresidentialenergyconsumption.C.Theper-capitaenergyuseinresidentialzonesrises,offsettingsomebenefits.D.Theclosureofurbancommercialbuildingsleadstoincreasedemissions.30.Whatmustcompaniesdotoensurethelong-termviabilityofremotework?A.Mandateafullreturntotheoffice.B.Focusonhoursloggedratherthanoutputsachieved.C.Investindigitalinfrastructureandrethinkperformancemetrics.D.Reduceinvestmentinsuburbaneconomicdevelopment.Text3Theconceptofemotionalintelligence(EI)hasgainedsignificanttractioninthefieldoforganizationalpsychologyoverthepastfewdecades.Definedastheabilitytorecognize,understand,manage,andreasonwithemotions,EIisincreasinglyconsideredacriticaldeterminantofprofessionalsuccess,oftensurpassingtraditionalcognitiveintelligence(IQ)inimportance.ThefoundationalframeworkofEIcomprisesfourdistinctpillars:self-awareness,self-management,socialawareness,andrelationshipmanagement.Self-awarenessisthecornerstoneofEI.Itinvolvesanacuteunderstandingofone'sownemotionalstate,strengths,weaknesses,anddrives,aswellastheirimpactonothers.Individualswithhighself-awarenessarenotoverlycriticalorunrealisticallyoptimistic;rather,theypossessagroundedperspectiveontheircapabilities.Followingself-awarenessisself-management,whichreferstotheabilitytocontrolimpulsivefeelingsandbehaviors,manageemotionsinhealthyways,takeinitiative,andadapttochangingcircumstances.Amanagerlackingself-managementmightlashoutatanemployeeunderstress,whereasanemotionallyintelligentmanagerwouldrecognizetheirrisingfrustrationandchannelitintoaconstructivedialogue.Thetransitionfrominternaltoexternalemotionalprocessingismarkedbysocialawareness,primarilymanifestingasempathy.Empathyistheabilitytounderstandtheemotionalmakeupofotherpeople.Inacorporatesetting,anempatheticleadercannavigatecomplexinterpersonaldynamics,buildtrust,andfosteraninclusiveenvironment.Finally,relationshipmanagementinvolvesusingthefirstthreepillarstobuildandmaintainhealthy,mutuallybeneficialrelationships.Thisincludesclearcommunication,effectiveconflictresolution,andtheabilitytoinspireandinfluenceothers.DespitethewidespreadacclaimforEI,criticsarguethatitsmeasurementisinherentlysubjectiveandthatitspredictivevalidityforjobperformancecanbeoverstated.Furthermore,thereisaconcernthatEIcanbeweaponized;ahighlyemotionallyintelligentindividualcouldtheoreticallyusetheirunderstandingofothers'emotionstomanipulatethem.However,proponentscounterthatthebenefitsofEI,particularlyinleadershipandteamcohesion,faroutweighthesepotentialabuses,andthatfosteringgenuineempathyremainsanunambiguouslypositiveendeavor.31.Accordingtothetext,whatisthefoundationalframeworkofemotionalintelligence?A.IQ,self-awareness,empathy,andmanipulation.B.Self-awareness,self-management,socialawareness,andrelationshipmanagement.C.Impulsecontrol,optimism,communication,andconflictresolution.D.Recognizing,understanding,managing,andreasoningwithemotions.32.Howdoesanemotionallyintelligentmanagerhandlefrustrationcomparedtoonelackingself-management?A.Theysuppresstheirfrustrationcompletely.B.Theyredirecttheirfrustrationintoaconstructivedialogue.C.Theycriticizetheemployeewhocausedthefrustration.D.Theyremovethemselvesfromthesituationentirely.33.Whatistheprimaryexternalmanifestationofsocialawarenessinacorporateenvironment?A.Self-management.B.Initiative.C.Empathy.D.Conflictresolution.34.Whatisoneoftheprimarycriticismsofemotionalintelligencementionedinthetext?A.Itistoodifficulttoteachinacorporatesetting.B.Itsmeasurementissubjectiveanditspredictivevaliditycanbeoverstated.C.Itcompletelyreplacestheneedforcognitiveintelligence.D.Itinvariablyleadstomanipulationandtoxicworkenvironments.35.HowdoproponentsofEIrespondtotheconcernthatitcanbeweaponized?A.TheyarguethatEIcannotbeusedformanipulation.B.TheybelievethebenefitsofEIoutweighpotentialabusesandgenuineempathyispositive.C.TheysuggeststrictregulationsonhowEIisusedintheworkplace.D.TheyagreethatEIshouldberemovedfromorganizationalpsychology.Text4Thetransitionfromahunter-gathererlifestyletosettledagricultureisoftenheraldedasthedawnofhumancivilization.Fordecades,theprevailingnarrativewasthatthediscoveryoffarmingleddirectlytoamorestablefoodsupply,betterhealth,andtheestablishmentofcomplexsocieties.However,recentarchaeologicalfindingsandanthropologicalstudieshavebeguntochallengethisrosydepiction,suggestingthattheadventofagriculturemayhavebeenmoreofatrapthanatriumph.AnthropologistsexaminingskeletalremainsfromtheNeolithicperiodhavefoundcompellingevidencethatearlyfarmersweresignificantlylesshealthythantheirhunter-gathererpredecessors.Theshifttoanagriculturaldiet,heavilyreliantonafewstaplecropslikewheatandrice,ledtoadramaticdecreaseindietarydiversity.Thisnutritionaldeficitmanifestedinvariousphysicalailments.Skeletalremainsofearlyfarmersoftenshowsignsofstuntedgrowth,increasedtoothdecay,andhigherfrequenciesofinfectiousdiseases,aresultoflivingincloseproximitytolivestockandotherhumans.Moreover,thesocialstructuresthatemergedalongsideagriculturewerenotinherentlymoreequitable.Whileagricultureallowedforpopulationgrowthandtheaccumulationofsurplusresources,italsopavedthewayforsocialstratification.Thesurplusfooddidnotbenefiteveryoneequally;instead,itwasoftencontrolledbyanemergingeliteclass,leadingtosignificantwealthdisparitiesand,consequently,theemergenceofhierarchicalsocieties.Laborbecamemorespecializedand,forthemajority,morephysicallydemandingandmonotonouscomparedtothevariedtasksofhunter-gatherers.Thequestionofwhyhumansadoptedagricultureifitwassodetrimentalremainsasubjectofintensedebate.Theleadinghypothesispositsthatitwasnotaconsciouschoiceforabetterlife,butagradual,irreversibleprocessdrivenbypopulationpressure.Ashunter-gathererpopulationsgrew,theydepletedlocalresources,forcingthemtointensifytheirfoodproduction.Onceagroupbecamereliantonafewhigh-yieldcrops,therewasnoturningback;thepopulationhadgrowntoolargetobesustainedbyforagingalone.Thisphenomenon,knownasthe"agriculturaltrap,"suggeststhatourancestorstradedindividualwell-beingforthesurvivalandexpansionofthespecies.36.Whatisthemainideaofthepassage?A.Thetransitiontoagriculturewasanunequivocaltriumphforhumancivilization.B.Theadoptionofagriculturehadnegativeconsequencesforhealthandsocialequality.C.Hunter-gathererswereunhealthyduetoalackofstaplecrops.D.Theemergenceofaneliteclassimprovedthelivesofearlyfarmers.37.Accordingtothetext,howdidtheagriculturaldietdifferfromthehunter-gathererdiet?A.Itwasmorediverseandnutritious.B.Itincludedmoremeatandfewercarbohydrates.C.Itreliedheavilyonafewstaplecrops,decreasingdietarydiversity.D.Itwaslesslikelytocausetoothdecay.38.Whateffectdidtheaccumulationofsurplusresourceshaveonearlyagriculturalsocieties?A.Itledtoamoreequitabledistributionofwealth.B.Itcausedadecreaseinpopulationgrowth.C.Itresultedinsocialstratificationandwealthdisparities.D.Itmadelaborlessspecializedandmorevaried.39.Whydidhumansadoptagricultureifitwasdetrimentaltotheirwell-being?A.Theywereforcedtobyanemergingeliteclass.B.Theyconsciouslychoseitforamorestableandbetterlife.C.Itwasagradualprocessdrivenbypopulationpressureandresourcedepletion.D.Theywantedtoliveclosertolivestocktoavoidhuntingdangers.40.Whatdoestheterm"agriculturaltrap"refertointhecontextofthepassage?A.Thephysicalailmentscausedbyworkinginthefields.B.Theirreversiblerelianceonagricultureduetopopulationgrowth.C.Themanipulationofthelowerclassbytheagriculturalelite.D.Theimpossibilityofgrowingcropsindepletedsoil.PartB:Inthefollowingtext,somesentenceshavebeenremoved.ChoosethemostsuitableonefromthelistA-Gtofitintoeachnumberedgapinthetext.Thehistoryofspaceexplorationislargelyastoryofroboticemissaries.FromtheSovietLunaprobestotheVoyagerspacecraft,robotshaveservedasoureyesandhandsinthecosmos.41.______.Theradiation,extremetemperatures,andlackoflifesupportmakehumantravelbeyondtheEarth'sorbitextraordinarilydangerousandexpensive.Therefore,roboticmissionshavealwaysbeenthepragmaticchoiceforpreliminaryexploration.However,thereisagrowingargumentamongscientistsandpolicymakersthattherelianceonroboticmissionshasreacheditslimits.42.______.AgeologistonMars,itisargued,couldaccomplishinasingleafternoonwhatittakesaroveryearstodo.Thehumanbrainpossessesanintuitivegraspofcontextandpatternrecognitionthatcurrentartificialintelligencesimplycannotreplicate.Furthermore,theultimategoalofspaceexplorationisnotmerelytogatherscientificdata,buttoensurethesurvivalofthehumanspeciesbybecomingamulti-planetarycivilization.43.______.Whilerobotscanpreparetheground,theycannotbuildtheinfrastructurenecessaryforaself-sustainingcolonywithoutsignificanthumanoversight.Theprimarycounterargumenttohumanspaceflightremainsthecostandrisk.Sendinghumansintospacerequiresmassive,heavylife-supportsystems,significantlyincreasingthepayloadand,consequently,thecostofthemission.44.______.Ifamissionfails,thelossofhumanlifeisanethicaltragedythatspaceagenciesaredeeplyreluctanttorisk.Despitethesechallenges,thependulumisbeginningtoswingbacktowardhumanexploration.TheArtemisprogram,aimedatreturninghumanstotheMoon,isseenasasteppingstonetoMars.45.______.Thesynergybetweenhumaningenuityandroboticprecisionwilllikelydefinethenextgreateraofcosmicdiscovery.A.Moreover,theethicalrisksofhumanspaceflightaresubstantiallyhigher.B.Robots,despitetheirsophisticatedsensors,lacktheautonomyandadaptabilityrequiredforcomplexinfrastructuredevelopment.C.Thisisnotduetoalackofambition,buttotheharshrealitiesofspace.D.Thecurrentgenerationofroversisexceptionallycapable,buttheyarefundamentallylimitedbytheirslowoperationalspeedandlackofhumanintuition.E.Proponentsofthisapproachemphasizethattheinitialphasesoflunarexplorationwillheavilyrelyonrobotstoidentifyresourcesandassesshazardsbeforehumansarrive.F.Fordecades,robotshavebeentheonlyviablewaytoexplorethesolarsystem.G.ThisambitionrequiresapermanenthumanpresencebeyondEarth.PartC:ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.Theconceptofthe"Anthropocene"hasgainedsignificanttractioninthegeologicalandenvironmentalsciences.46.Proposedtomarktheperiodduringwhichhumanactivityhasbeenthedominantinfluenceonclimate,environment,andecosystems,theAnthropocenerepresentsafundamentalshiftinhowweperceivehumanity'sroleonEarth.Whilethetermisnotyetofficiallyrecognizedasaformalgeologicalepoch,itsculturalandscientificimplicationsareprofound.47.Itcompelsustoacknowledgethatwearenolongermerelypassiveinhabitantsofthenaturalworld,butratheractivegeologicalagentscapableofalteringtheplanet'sfundamentaloperatingsystems.ThedebatesurroundingtheofficialdesignationoftheAnthropocenecentersondeterminingaprecisestartingpoint.48.Somescientistsarguethatitbeganinthelate18thcenturywiththeinventionofthesteamengine,markingtheonsetoftheIndustrialRevolution.Thiserasawtheunprecedentedburningoffossilfuels,leadingtoasteadyincreaseinatmosphericcarbondioxide.However,otherscontendthatthemostsignificantandrapidchangesoccurredinthemid-20thcentury.49.Thisperiod,oftenreferredtoasthe"GreatAcceleration,"ischaracterizedbyadramaticsurgeinhumanpopulation,economicactivity,andthewidespreaduseofartificialfertilizersandnucleartechnologies.Regardlessoftheexactstartdate,theimplicationsoftheAnthropocenearevast.50.Therealizationthathumanactionscanleaveapermanentmarkonthegeologicalrecordforcesareevaluationofourrelationshipwithnature,emphasizingtheurgentneedforsustainablepracticesthatalignwiththeplanet'sboundaries.IfweacceptthatwehaveenteredtheAnthropocene,wemustalsoaccepttheresponsibilitythatcomeswithbeingthestewardsoftheEarth.SectionIII:EnglishKnowledgeUse(ClozeTest)Directions:Readthefollowingtext.Choosethebestwordorphraseforeachnumberedblank.Thehumanbrainisarguablythemostcomplexstructureintheknownuniverse.Forcenturies,scientistsandphilosophershaveattemptedto51themechanismsofmemory,consciousness,andthought.Theadventofmodernneuroimagingtechnologies,suchasfMRI,hasallowedresearchersto52thebraininreal-time,revealingtheintricatenetworksofneuronsthatfire53weperformspecifictasks.Despitethesetechnologicalleaps,the"hardproblem"ofconsciousness—whyandhowphysicalprocessesinthebrain54subjectiveexperiences—remainsanenigma.Oneofthemostfascinatingaspectsofthebrainisitsneuroplasticity,theabilitytoreorganizeitselfbyformingnewneuralconnections55life.This56thatthebrainisnotastaticorgan,aswasoncebelieved,butratheradynamicsystemtha