辽宁鞍山市2025年下半年全国英语等级考试（PETS）四级练习试题库

辽宁鞍山市2025年下半年全国英语等级考试（PETS）四级练习试题库SectionIListeningComprehensionDirections:Thissectionisdesignedtotestyourlisteningcomprehension.Youwillhearaselectionofrecordedmaterialsandyoumustanswerthequestionsthataccompanythem.Therearethreepartsinthissection,PartA,PartB,andPartC.PartAForQuestions1-5,youwillhearalectureabouttheimpactofurbannoisepollutiononwildlife.Whileyoulisten,filloutthetablewiththeinformationyouhaveheard.Writeonly1wordornumberforeachblank.Youwillheartherecordingonlyonce.1.Theprimaryfocusofthestudymentionedisonhowurbannoiseaffectsbirds'abilityto________.2.Thefrequencyofurbannoiseoftenmasksthelowerpitchesofthebirds'________.3.Researchersfoundthatbirdsinnoisyenvironmentssingatahigher________.4.Onelong-termconsequenceofnoisepollutionisadeclineinavian________.5.Thespeakersuggeststhaturbanplannersshouldincorporatemore________zonestomitigatetheissue.PartBForQuestions6-10,youwillhearaninterviewwithamarinebiologistdiscussingdeep-seaexploration.AnswerthequestionsinNOMORETHANTHREEWORDSforeachanswer.Youwillheartherecordingonlyonce.6.Whatisthemainchallengeofdeep-seaexplorationmentionedbythebiologist?7.Besidesscientificresearch,whatotheractivityhasincreasedinthedeepoceanrecently?8.Whatspecifictypeofcreatureisparticularlyvulnerabletodeep-seamining?9.Howdoesthebiologistdescribetherateofrecoveryofdeep-seaecosystems?10.Whattechnologicaladvancementiscrucialforfuturedeep-seamonitoring?PartCYouwillhearthreedialoguesorpassages.Beforelisteningtoeachone,youwillhavetimetoreadthequestionsrelatedtoit.Whilelistening,answerthequestions.YouwillheareachpieceONLYONCE.Questions11-13arebasedonthefollowingconversationaboutacompany'snewremoteworkpolicy.11.Whydidthecompanydecidetoimplementahybridworkmodel?A.Toreduceoperationalcosts.B.Toimproveemployeework-lifebalance.C.Tocomplywithnewgovernmentregulations.D.Toexpandthetalentpoolglobally.12.Howmanydaysareemployeesrequiredtobeintheofficeunderthenewpolicy?A.Oneday.B.Twodays.C.Threedays.D.Fourdays.13.Whatistheman'sattitudetowardthenewpolicy?A.Heishighlyoptimistic.B.Heissomewhatskeptical.C.Heiscompletelyindifferent.D.Heisstronglyopposed.Questions14-16arebasedonatalkaboutthehistoryofartificialintelligence.14.Accordingtothespeaker,whattriggeredthefirst"AIwinter"?A.Alackoffundingfromprivateinvestors.B.Thefailureofearlyneuralnetworkstolearncomplextasks.C.TheemergenceofethicalconcernsregardingAI.D.Asuddendeclineincomputingpower.15.Whatwasthesignificanceofthe"DeepBlue"computer?A.ItpassedtheTuringtest.B.Itdefeatedaworldchesschampion.C.Itgeneratedthefirstrealistichumanvoice.D.Itmappedthehumangenome.16.Whatisthespeaker'smainpointaboutthefutureofAI?A.AIwilleventuallyreplacehumancreativity.B.AIdevelopmentrequiresstrictinternationalregulation.C.AIisatoolthatamplifieshumanpotential.D.AIadvancementswillinevitablyslowdown.Questions17-20arebasedonthefollowingnewsreportaboutclimatechangeandagriculture.17.Accordingtothereport,howhasclimatechangeaffectedglobalwheatproduction?A.Ithasincreasedby5.B.Ithasdecreasedby2.C.Ithasremainedstable.D.Ithasdoubledinthelastdecade.18.Whichregionhasexperiencedthemostsevereagriculturallosses?A.NorthAmerica.B.NorthernEurope.C.Sub-SaharanAfrica.D.SoutheastAsia.19.Whatstrategyarescientistsrecommendingtoadapttothesechanges?A.Importingmoreforeigngrains.B.Developingdrought-resistantcropvarieties.C.Reducingtheglobalpopulation.D.Relocatingfarmstocoolerclimates.20.Whatistheprimaryconcernofpolicymakersmentionedinthereport?A.Therisingcostofagriculturalequipment.B.Thepotentialforfoodshortagesandpricespikes.C.Thelossoftraditionalfarmingculture.D.Theenvironmentalimpactofnewfertilizers.SectionIIUseofEnglishReadthefollowingtext.ChoosethebestwordorphraseforeachnumberedblankfromthefourchoicesmarkedA,B,C,andD.Theconceptof"digitalminimalism"hasgainedsignificanttractioninrecentyears,advocatingforamoreintentionalandmindfulapproachtotechnologyuse.Atitscore,digitalminimalismdoesnot(21)________abandoningtechnologyaltogether.Rather,itinvolvesadeliberateprocessofevaluatingwhichdigitaltoolsaddgenuinevaluetoone'slifeand(22)________thosethatserveasmeredistractions.Themoderndigitallandscapeisdesignedto(23)________ourattention.Socialmediaplatforms,newsaggregators,andevenseeminglybenignemailnotificationsemploysophisticatedalgorithmstokeepusers(24)________.Thisconstantconnectivitycanleadtoastateofcognitive(25)________,whereindividualsfeeloverwhelmedbythesheervolumeofinformation.Proponentsofdigitalminimalismarguethatthiscontinuous(26)________ofdatafracturesourabilitytofocusondeep,meaningfulwork.To(27)________thisissue,digitalminimalistssuggesta"digitaldeclutter."Thisperiod,typicallylastingthirtydays,requiresindividualsto(28)________fromalloptionaltechnologies.Duringthisabstention,oneisencouragedtorediscover(29)________activities—suchasreadingphysicalbooks,engaginginoutdoorexercise,orhavinguninterruptedface-to-faceconversations.Thegoalistobreakthe(30)________cycleofcompulsivecheckingandre-establishasenseofautonomyoverone'stime.Critics,however,arguethatdigitalminimalismisa(31)________ofprivilege.Formany,digitalconnectivityisnotachoicebutaprofessional(32)________.Remotework,gigeconomyjobs,andglobalcommunicationsnetworks(33)________constantavailability.Therefore,completelydisconnectingisan(34)________luxury.Despitethesecriticisms,theunderlyingphilosophyofdigitalminimalismoffersvaluableinsightsforeveryone.Itencouragesashiftfrompassiveconsumptiontoactive(35)________.Evenifonecannotcompletelydisconnect,beingmore(36)________abouthowandwhyweusedigitaltoolscansignificantlyimprovementalwell-being.Byestablishingstrictboundaries,suchasdesignated"offline"hoursorturningoffnon-essential(37)________,individualscanreclaimtheirattention.Ultimately,technologyshouldbeatoolthatservesus,ratherthanamasterthat(38)________us.Findingthat(39)________isthekeytothrivinginanincreasingly(40)________world.21.A.advocateB.mindC.suggestD.admit22.A.keepingB.eliminatingC.adoptingD.modifying23.A.captureB.releaseC.avoidD.divide24.A.engagedB.boredC.confusedD.relaxed25.A.enhancementB.overloadC.clarityD.simplicity26.A.influxB.lackC.removalD.shortage27.A.exacerbateB.ignoreC.combatD.maintain28.A.abstainB.engageC.participateD.subscribe29.A.solitaryB.digitalC.analogD.virtual30.A.virtuousB.viciousC.beneficialD.neutral31.A.burdenB.necessityC.luxuryD.curse32.A.choiceB.requirementC.hobbyD.retreat33.A.discourageB.demandC.forbidD.limit34.A.unattainableB.affordableC.necessaryD.practical35.A.creationB.consumptionC.distractionD.negligence36.A.negligentB.intentionalC.hesitantD.indifferent37.A.booksB.notificationsC.meetingsD.friends38.A.liberatesB.servesC.dictatesD.ignores39.A.balanceB.extremeC.dependencyD.isolation40.A.analogB.disconnectedC.digitalD.naturalSectionIIIReadingComprehensionPartAReadthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,C,orD.Text1Theintersectionofbiotechnologyandagriculturehasgivenrisetoarevolutionarynewfield:precisionfermentation.Unliketraditionalgeneticmodification,whichinvolvesalteringtheDNAofawholeorganismtoexpressaspecifictrait,precisionfermentationusesgeneticallyengineeredmicroorganisms,suchasyeastorbacteria,as"cellfactories."Thesemicroorganismsareprogrammedtoproducespecific,highlycomplexmoleculesthatareidenticaltothosefoundinnature.Oneofthemostcompellingapplicationsofthistechnologyistheproductionofanimalproteinswithouttheanimal.Forinstance,scientistshavesuccessfullyencodedtheDNAsequenceforcasein,theprimaryproteinincow'smilk,intoyeast.Whenfermentedinlargebioreactors,thisyeastproducesrealdairyproteinthatismolecularlyindistinguishablefromtraditionalmilkprotein.Theresultingproductcanbeusedtomakecheese,yogurt,oricecreamthattastesidenticaltoconventionaldairybutrequiresnocows,nopasture,andproducesafractionofthegreenhousegasemissions.However,thewidespreadadoptionofprecisionfermentationfacesseveralhurdles.Regulatoryframeworksareoftenoutdated,designedfortraditionalfoodproductionratherthannovelbiotechnologicalprocesses.Furthermore,scalingupfromalaboratorysettingtoindustrialproductionrequiresmassivecapitalinvestmentandtherefinementofbioreactortechnology.Thereisalsothematterofpublicperception;consumersmaybewaryoffoodproducedbygeneticallyengineeredmicrobes,despitethefactthatthefinalproductcontainsnoDNAorlivingorganisms.Despitethesechallenges,thepotentialbenefitsaretoosignificanttoignore.Astheglobalpopulationgrowstowards10billionby2050,traditionalagriculturewillstruggletomeetthedemandforproteinsustainably.Precisionfermentationoffersaviablepathtodecouplefoodproductionfromlandandresource-intensivefarming,potentiallyrevolutionizingourfoodsystem.41.Accordingtothepassage,howdoesprecisionfermentationdifferfromtraditionalgeneticmodification?A.ItalterstheDNAofwholeorganisms.B.Itcreatesnewtraitsinplants.C.Itusesmicroorganismstoproducespecificmolecules.D.Itisprimarilyusedinanimalhusbandry.42.Whatisakeyadvantageofproducingcaseinusingprecisionfermentation?A.Ittastessweeterthantraditionalmilk.B.Itismolecularlydifferentfromcow'smilk.C.Itrequiresnocowsandreducesemissions.D.Itcontainsmorenutrientsthantraditionaldairy.43.Whatisoneofthemainbarrierstothewidespreadadoptionofthistechnology?A.LackofDNAsequencesforproteins.B.Outdatedregulatoryframeworks.C.Highconsumerdemandfortraditionaldairy.D.Thepresenceoflivingorganismsinthefinalproduct.44.Whyisprecisionfermentationconsideredimportantforthefuture?A.Itwillcompletelyreplacetraditionalagriculture.B.Itallowsfoodproductiontomeetthedemandsofagrowingpopulationsustainably.C.Itistheonlywaytoproducedairyproteins.D.Itrequireslesscapitalinvestmentthantraditionalfarming.45.Theauthor'sattitudetowardprecisionfermentationcanbestbedescribedas:A.highlyskepticalB.cautiouslyoptimisticC.completelyindifferentD.overlycriticalText2Theconceptofthe"circulareconomy"hasmovedfromthefringesofenvironmentaltheorytotheboardroomsofmajorcorporations.Unlikethetraditionallineareconomy,whichoperatesona"take,make,dispose"model,acirculareconomyaimstoredefinegrowth,buildingeconomic,natural,andsocialcapital.Itisbasedonthreecoreprinciples:eliminatewasteandpollution,circulateproductsandmaterials,andregeneratenature.Inpractice,acirculareconomydecoupleseconomicactivityfromtheconsumptionoffiniteresources.Thisisachievedbydesigningproductsforlongevity,repairability,andrecyclability.Forexample,inthefashionindustry,whichisnotoriousforitswasteful"fastfashion"model,circularityinvolvescreatinggarmentsfromrecycledmaterials,offeringrepairservices,andtakingbackoldclothestoberepurposedintonewfabrics.Despitetheevidentenvironmentalbenefits,thetransitiontoacirculareconomyisnotwithouteconomicchallenges.Theinitialinvestmentrequiredtoredesignsupplychains,developnewrecyclingtechnologies,andestablishreverselogistics(theprocessofreturningproductsfromtheconsumerbacktothemanufacturer)canbeprohibitive.Furthermore,thecheapcostofvirginmaterialsoftenunderminestheeconomicviabilityofrecycledalternatives.Toacceleratethetransition,governmentsareincreasinglysteppingin.TheEuropeanUnion,forinstance,hasintroducedtheCircularEconomyActionPlan,whichincludesmeasuressuchasa"righttorepair"directive,forcingmanufacturerstomakeproductsthatlastlongerandareeasiertofix.Suchregulationsleveltheplayingfield,internalizingtheenvironmentalcostsofwastethatwerepreviouslybornebysociety.Theultimatesuccessofthecirculareconomywilldependonafundamentalshiftinbothcorporatemindsetandconsumerbehavior,movingawayfromacultureofdisposabilitytooneofstewardship.46.Whatistheprimaryfocusofacirculareconomyaccordingtothetext?A.Maximizingtheconsumptionoffiniteresources.B.Operatingona"take,make,dispose"model.C.Eliminatingwasteandregeneratingnaturalsystems.D.Encouragingtherapidproductionofcheapgoods.47.Howdoesthefashionindustryapplycircularprinciples?A.Byloweringthepricesofnewgarments.B.Byusingrecycledmaterialsandofferingrepairservices.C.Byburningoldinventorytogenerateenergy.D.Byoutsourcingproductiontocheapermarkets.48.Whichofthefollowingisaneconomicchallengeoftransitioningtoacirculareconomy?A.Highcostsassociatedwithreverselogisticsandredesigningsupplychains.B.Decreasingconsumerdemandforhigh-qualitygoods.C.Overabundanceofrecycledmaterialsinthemarket.D.Lackofgovernmentinterestinenvironmentalissues.49.The"righttorepair"directivementionedinthetextrequiresmanufacturersto:A.takebackalloldproductsfromconsumers.B.producegoodsthataredurableandeasilyfixable.C.stopusingvirginmaterialscompletely.D.payanenvironmentaltaxonallgoodsproduced.50.Theauthorsuggeststhatthesuccessofthecirculareconomyultimatelyrelieson:A.technologicalbreakthroughsonly.B.strictgovernmentregulationsalone.C.achangeincorporateandconsumerhabits.D.reducingtheglobalpopulation.Text3The"flowstate,"atermcoinedbypsychologistMihalyCsikszentmihalyi,describesastateofdeepconcentrationandcompleteabsorptioninanactivity.Duringflow,individualsoftenlosetheirsenseoftimeandself-consciousness,experiencingafeelingofenergizedfocusandintrinsicreward.Whilecommonlyassociatedwithartists,athletes,andmusicians,theflowstateisincreasinglyrecognizedasacrucialcomponentofproductivityandwell-beinginthemodernworkplace.Achievingflowrequiresadelicatebalance.Ifataskistooeasy,itleadstoboredomandapathy.Ifataskistoodifficult,itresultsinanxietyandfrustration.The"flowchannel"existsrightattheedgeofanindividual'scurrentskilllevel,wherethechallengeslightlystretchestheirabilitieswithoutoverwhelmingthem.Inanofficeenvironment,reachingthisstatehasbecomemoredifficultthanever.Themodernworkerisbesiegedbyaconstantbarrageofinterruptions:emails,instantmessages,andimpromptumeetings.Researchindicatesthatittakesanaverageof23minutestofullyregaindeepfocusafterasignificantdistraction.Therefore,aworkplacedesignedforcollaborationmayinadvertentlybedestroyingtheveryfocusrequiredforcomplexproblem-solving.Companiesarebeginningtorecognizethevalueof"deepwork,"aconceptpopularizedbycomputerscienceprofessorCalNewport.Deepworkinvolvesactivitiesperformedinastateofdistraction-freeconcentrationthatpushcognitivecapabilitiestotheirlimit.Tofosterthis,someorganizationsareimplementing"no-talk"zones,designatedquiethours,andpolicieslimitinginternalemail.Theobjectiveistoengineertheworkenvironmenttomakeflowmoreaccessible.However,notallworkrequiresaflowstate.Routineadministrativetasks,whilenecessary,donotbenefitfromdeepconcentration.Thechallengeformanagersistodifferentiatebetweentasksthatrequiredeep,uninterruptedfocusandthosethatareshallowandcollaborative,structuringtheworkdaytoaccommodateboth.51.Accordingtothepassage,whatcharacterizesa"flowstate"?A.Aconstantawarenessoftimepassing.B.Highself-consciousnessandexternalreward.C.Deepabsorptionandlossofself-consciousness.D.Afeelingofboredomandapathy.52.Whatistheconditionnecessaryforachievingflow?A.Thetaskmustbeextremelyeasy.B.Thetaskmustbeoverwhelminglydifficult.C.Thechallengemustperfectlymatchtheskilllevelwithoutstretchingit.D.Thechallengemustslightlyexceedthecurrentskilllevel.53.Whatistheimpactofmodernworkplaceinterruptionsonfocus?A.Theyhavelittleeffectonanexperiencedworker.B.Theytakeanaverageof23minutestorecoverfrom.C.Theyimprovetheabilitytosolvecomplexproblems.D.Theyhelpworkersentertheflowchannelmorequickly.54.Whatisthemaingoalof"deepwork"asdescribedinthetext?A.Tocompleteadministrativetasksasquicklyaspossible.B.Toperformtasksinastateofdistraction-freeconcentration.C.Toencourageconstantcollaborationamongteammembers.D.Toreducethecognitiveloadonworkers.55.Whatresponsibilitydomanagershaveregardingtheflowstate?A.Toensurealltasksareperformedinastateofflow.B.Toeliminatealladministrativetasksfromtheworkplace.C.Tostructurethedaytoallowforbothdeepfocusandcollaboration.D.Toconstantlyinterruptworkerstomaintaincommunication.Text4Thehumanmicrobiome,thevastcollectionofmicroorganismsresidinginandonourbodies,hasbecomeoneofthemostexcitingfrontiersinmedicalresearch.Onceviewedmerelyaspassengers,thesemicrobialcommunitiesarenowrecognizedasactiveparticipantsinourhealth,influencingeverythingfromdigestiontomentalstate.Oneofthemostintriguingdiscoveriesisthe"gut-brainaxis,"thebidirectionalcommunicationnetworkbetweenthegastrointestinaltractandthecentralnervoussystem.Researchhasshownthatgutbacteriaproduceneurotransmitterssuchasserotoninanddopamine,whichplayacrucialroleinregulatingmoodandanxiety.Inanimalstudies,alteringthegutmicrobiomehasbeenshowntosignificantlychangebehavior,suggestingalinkbetweenmicrobiomehealthandpsychiatricdisorderslikedepressionandanxiety.Thisconnectionhasledtotheemergenceofpsychobiotics—aclassofliveorganisms(probiotics)that,wheningestedinadequateamounts,producementalhealthbenefits.Whilethefieldisstillinitsinfancy,earlyclinicaltrialshaveshownpromisingresults.Patientssufferingfromirritablebowelsyndrome(IBS),aconditionoftencomorbidwithanxiety,havereportedimprovementsinbothgutsymptomsandmoodaftertakingspecificstrainsofpsychobiotics.However,scientistscautionagainstoversimplification.Themicrobiomeishighlyindividualized,varyingbasedondiet,genetics,andenvironment.Aprobioticthatworksforonepersonmaybeineffectiveforanother.Furthermore,theexactmechanismsbywhichthesebacteriainfluencethebrainremainunclear.Itislikelythatmultiplepathwaysareinvolved,includingtheimmunesystem,thevagusnerve,andtheproductionofshort-chainfattyacids.Despitetheneedforfurtherresearch,thegut-brainaxisrepresentsaparadigmshiftinourunderstandingofmentalhealth.Itchallengesthetraditionalviewofthebrainasanisolatedorganandopensupnewpossibilitiesfortreatingpsychiatricconditionsnotjustthroughneurology,butthroughnutritionandguthealth.56.Whatistheprimaryfunctionofthegut-brainaxis?A.Todigestcomplexcarbohydrates.B.Toactasacommunicationnetworkbetweenthegutandthebrain.C.Toproduceshort-chainfattyacids.D.Toregulatethehumanimmunesystem.57.Accordingtothepassage,whatroledogutbacteriaplayinmentalhealth?A.Theydestroyharmfulneurotransmitters.B.Theyproducesubstanceslikeserotoninthatregulatemood.C.Theyhavenoeffectonhumanbehavior.D.Theydirectlycontrolthecentralnervoussystem.58.Whatispsychobiotics?A.Atypeofantibioticusedtotreatinfections.B.Aclassofprobioticsthatprovidesmentalhealthbenefits.C.Apsychologicaltherapyforgutdisorders.D.Adietplandesignedtoimprovedigestion.59.Whydoscientistscautionagainstoversimplifyingmicrobiometreatments?A.Becausegutbacteriaonlyaffectanimals,nothumans.B.Becausetheexactmechanismsarefullyunderstoodandtoocomplextoreplicate.C.Becausethemicrobiomeishighlyindividualizedandvariesbetweenpeople.D.Becauseprobioticsareillegalinmostclinicaltrials.60.Whatisthemainimplicationofthegut-brainaxisdiscovery?A.Mentalhealthcanbetreatedsolelythroughdietarychanges.B.Thebrainfunctionsindependentlyoftherestofthebody.C.Traditionalneurologicaltreatmentsareobsolete.D.Itchallengestheisolatedviewofthebrainandoffersnewtreatmentavenues.PartBReadthefollowingtextandanswerquestions61-65.ChoosethemostsuitableheadingfromthelistA-Gforeachparagraph(61-65).Therearetwoextraheadingswhichyoudonotneedtouse.A.TheRoleofSleepinMemoryConsolidationB.TheDetrimentalEffectsofSleepDeprivationonHealthC.TheBiologicalMechanismsoftheCircadianRhythmD.TheEvolutionaryOriginsofSleepPatternsE.TheConnectionBetweenSleepandEmotionalRegulationF.ModernLifestyleFactorsDisruptingSleepG.TechnologicalInnovationsinSleepTrackingThestudyofsleephasevolvedfromapassivestateofunconsciousnesstoadynamicprocessessentialforcognitivefunctioning.Duringthevariousstagesofsleep,thebrainisfarfromidle.Itisactivelyprocessinginformation,strengtheningneuralconnections,andclearingoutmetabolicwasteproductsthataccumulateduringwakinghours.Thisnocturnalactivityiscrucialforlearning,memory,andoverallneurologicalhealth.Oneofthemostwell-documentedfunctionsofsleepisitsroleinmemoryconsolidation.Whenapersonlearnsanewskilloracquiresnewinformation,thememoryisinitiallyfragile.Duringspecificsleepstages,particularlyslow-wavesleep,thebrainreplaystheneuralpatternsassociatedwiththeday'sexperiences,transferringthemfromshort-termtolong-termmemorystorage.Thisprocessenhancesretentionandimprovessubsequentrecall.Beyondcognitivefunctions,sleepisintimatelylinkedtoemotionalregulation.Alackofsleephasbeenshowntohyperactivatetheamygdala,thebrainregionresponsibleforprocessingemotions,leadingtoheightenedemotionalreactivityandirritability.Conversely,adequateREMsleepappearstoprocessemotionalexperiences,helpingindividualsmaintainabalancedpsychologicalstateandreducingtheimpactoftraumaticmemories.Despiteitsundeniableimportance,modernsocietyhassystematicallyerodedsleepdurationandquality.Theproliferationofartificiallight,particularlythebluelightemittedbyscreens,suppressesthesecretionofmelatonin,thehormonethatregulatessleep-wakecycles.Furthermore,demandingworkschedulesandtheconstantconnectivityofthedigitalageblurtheboundariesbetweenworkandrest,leadingtochronicsleepdeprivation.Theconsequencesofthischronicdeprivationaresevere,extendingfarbeyonddaytimefatigue.Epidemiologicalstudieshavelinkedinsufficientsleeptoanincreasedriskofmetabolicdisorders,suchasobesityandtype2diabetes.Itcompromisestheimmunesystem,elevatesbloodpressure,andisassociatedwithahigherprevalenceofcardiovasculardiseases.Recognizingsleepasavitalpillarofhealth,akintonutritionandexercise,isimperativeforpublichealthinitiatives.61.Paragraph1__________62.Paragraph2__________63.Paragraph3__________64.Paragraph4__________65.Paragraph5__________SectionIVWritingDirections:Forthispart,youarerequiredtowriteanessayof160-200wordsbasedonthefollowingtopic.Inrecentyears,therehasbeenagrowingdebateabouttheimplementationofafour-dayworkweek.Somearguethatashorterworkweekimprovesemployeeproductivity,well-being,andwork-lifebalance,whileothersbelieveitisimpracticalandcouldharmbusinessoperations.Writeanessaydiscussingbothsidesoftheargumentandstateyourownopinion.Providereasonsandexamplestosupportyourview.答题卡与答案解析SectionIListeningComprehension听力原文PartAGoodmorning,everyone.Today,Iwanttodiscussafascinatingbutconcerningtopic:theimpactofurbannoisepollutiononwildlife,specificallybirds.Ascitiesexpand,theacousticenvironmentchangesdrastically.Ourrecentstudyfocusesprimarilyonhowurbannoiseaffectsbirds'abilitytocommunicate.Birdsrelyonvocalizationstoattractmatesanddefendterritories.However,thelow-frequencyhumoftrafficandmachinerymasksthelowerpitchesoftheircalls.Toovercomethis,researchersfoundthatmanyurbanbirdshaveadaptedbysingingatahigherpitch.Whilethishelpsthembeheard,itcomesatacost.Thealteredsongsareoftenlessattractivetopotentialmates,leadingtoanoticeabledeclineinavianreproductionratesovertime.Tomitigatethisissue,urbanplannersneedtorethinkcitydesign.Oneeffectivesolutionistheincorporationofmorequietzones—parksandgreenspacesbufferedfromtrafficnoise—wherebirdscancommunicatenaturallyandthrive.PartBInterviewer:Today,wehaveDr.ArisThorne,amarinebiologist,todiscussthechallengesofdeep-seaexploration.Dr.Thorne,whatisthemainhurdlewefacedownthere?Dr.Thorne:Thanksforhavingme.Theprimarychallengeistheextremepressure.Atdepthsofthousandsofmeters,thepressureiscrushing,requiringhighlyspecialized,expensivesubmersibles.Interviewer:Besidesresearch,whatelseishappeningdownthere?Dr.Thorne:Deep-seamininghasincreasedsignificantlyrecently.Companiesarelookingforraremineralsusedinelectronics.Interviewer:Whatistheenvironmentalimpact?Dr.Thorne:It'sdevastating,particularlyforsessileorganisms—creatureslikespongesandcoralsthatcan'tmove.Theyareeasilydestroyedbyminingequipment.Interviewer:Cantheseecosystemsrecover?Dr.Thorne:That'sthetragedy.Therateofrecoveryisincrediblyslow.Deep-seaecosystemsgrowandregenerateovercenturies.Asingleminingoperationcancausedamagethatlastsforgenerations.Interviewer:Howcanwemonitorthi