广州市全国英语等级考试（PETS）四级练习试题库(2025年下半年)

广州市全国英语等级考试（PETS）四级练习试题库(2025年下半年)SectionIListeningComprehensionPartADirections:Youwillhearamonologueaboutthedevelopmentandchallengesofartificialintelligence.Listentoitandfillinthemissinginformationintheblanks.Youwillheartherecordingonlyonce.Therapidadvancementofartificialintelligencehasbroughtaboutsignificanttransformationsacrossvarioussectorsglobally.Inthemedicalfield,AIalgorithmsarenowcapableofanalyzingcomplexmedicalimageswithahighdegreeofaccuracy,sometimesevensurpassinghumanexperts.However,thistechnologicalleapisnotwithoutitschallenges.Onemajorconcernisthepotentialdisplacementofhumanworkers.Accordingtorecentstudies,upto1.______ofroutinejobsmaybeautomatedbytheendofthisdecade.Furthermore,theethicalimplicationsofAIdecision-makingprocessesremainaheatedtopicofdebate.Criticsarguethatwithoutproperregulatoryframeworks,AIsystemsmightinadvertentlyreinforceexistingsocietalbiases.Tomitigatetheserisks,expertsadvocateforacollaborativeapproachwherehumansandmachinesworktogether,leveragingthestrengthsofbothparties.Thissynergyisparticularlycrucialin2.______environmentswherenuancedjudgmentisrequired.Anotherfocalpointisdataprivacy.AIsystemsrelyheavilyonvastamountsofpersonaldatatolearnandevolve,raisingquestionsaboutwhoownsthisdataandhowitshouldbeprotected.Consequently,governmentsworldwidearedraftingstricter3.______tosafeguardconsumerinformation.Despitethesehurdles,theinvestmentinAIresearchcontinuestogrowexponentially,reachinganestimated4.______dollarsinventurecapitalfundinglastyearalone.Ultimately,thegoalistodevelopAIsystemsthatarenotonlyintelligentbutalso5.______,ensuringthattechnologicalprogressbenefitshumanityasawhole.PartBDirections:Youwillhearadialoguebetweentwostudents,SarahandMark,aboutaresearchprojectonrenewableenergy.Answerquestions6to10.Youwillheartherecordingtwice.6.WhatisthemaintopicofSarahandMark’sresearchproject?[A]Theeconomicimpactoffossilfuels.[B]Theefficiencyofsolarpanelsinurbanareas.[C]Theintegrationofwindenergyintothenationalgrid.[D]Thefutureofnuclearpower.7.WhydoesMarksuggestfocusingonsolarenergyinsteadofwindenergy?[A]Solarpanelsarecheapertomanufacture.[B]Windturbinesrequiremoremaintenance.[C]Urbanareaslacksufficientspaceforwindturbines.[D]Solartechnologyismoreadvancedthanwindtechnology.8.WhatspecificdatadoesSarahwanttocollectfortheproject?[A]Historicalweatherdataoverthepastdecade.[B]Electricityconsumptionpatternsofhouseholds.[C]Thecostofinstallingsolarpanelsonresidentialroofs.[D]Governmentsubsidiesforrenewableenergy.9.Howdotheyplantogatherthenecessaryinformation?[A]Byconductinginterviewswithenergyexperts.[B]Bydistributingsurveystolocalresidents.[C]Byanalyzingpublicdatabasesandgovernmentreports.[D]Bysettingupasmall-scalesolarpanelexperiment.10.Whatistheirnextstepafterfinalizingtheresearchmethodology?[A]Writingtheliteraturereview.[B]Presentingtheirfindingstotheclass.[C]Applyingforaresearchgrant.[D]Submittingtheproposaltotheirprofessor.SectionIIUseofEnglishDirections:Readthefollowingtext.Choosethebestwordforeachnumberedblankfromthefouroptionsmarked[A],[B],[C],and[D].Theconceptofdigitalminimalismhasgainedconsiderabletractioninrecentyears.Asourlivesbecomeincreasingly11bydigitaldevices,agrowingnumberofindividualsareexperiencingsymptomsofdigitalfatigue.Thisphenomenonischaracterizedbyapersistentfeelingofexhaustionstemmingfromthe12needtobeconnected.Notifications,emails,andsocialmediaupdatescreateabarrageofinformationthatoverwhelmsourcognitivecapacities.Digitalminimalismdoesnotadvocateforthecomplete13oftechnology.Rather,itencouragesamoreintentionalandmindfulapproachtodigitalconsumption.Iturgesindividualstocritically14thevaluethateachdigitaltoolbringstotheirlives.Ifaparticularapporplatformdoesnot15toone'scorevaluesorlong-termgoals,itshouldbeeliminated.Thephilosophybehindthismovementisdeeplyrootedintheideathatourattentionisa16resource.Unliketime,whichmarchesonregardlessofouractions,attentionrequiresactivecultivationandprotection.By17ourdigitalfootprint,wereclaimthementalspacenecessaryfordeepwork,meaningfulrelationships,andsolitaryreflection.Implementingdigitalminimalismoftenbeginswithathirty-day18.Duringthisperiod,participantsareencouragedtotakeabreakfromoptionaltechnologies.This19allowsindividualstodisconnectfromthedigitalnoiseandrediscoveroffline20.Afterthedetox,technologiesarereintroducedselectively,basedonstrictcriteria.Thebenefitsofthispracticearemanifold.Manypractitionersreportimproved21,reducedanxiety,andagreatersenseofoverallwell-being.Furthermore,bysteppingawayfromtheconstantcomparison22onsocialmedia,individualsoftenexperienceaboostinself-esteem.Thedigitalworld,whileofferingunprecedentedaccesstoinformation,oftencomesatthe23ofourmentalpeace.Digitalminimalismservesasanecessary24,remindingusthatwearethemastersofourtechnology,notitsservants.Ultimately,itisaboutdesigningalifewheretechnologyservesa25purpose,ratherthanbeingasourceofendlessdistraction.11.[A]dominated[B]illuminated[C]facilitated[D]isolated12.[A]occasional[B]perpetual[C]optional[D]虚假[D]fictitious13.[A]utilization[B]abandonment[C]enhancement[D]integration14.[A]evaluate[B]magnify[C]overlook[D]dictate15.[A]object[B]conform[C]contribute[D]yield16.[A]finite[B]abundant[C]renewable[D]superficial17.[A]expanding[B]curating[C]complicating[D]ignoring18.[A]fast[B]meeting[C]detox[D]seminar19.[A]connection[B]disconnection[C]distraction[D]engagement20.[A]pursuits[B]businesses[C]transactions[D]conflicts21.[A]focus[B]fatigue[C]dependency[D]procrastination22.[A]fatigue[B]trap[C]culture[D]gap23.[A]expense[B]benefit[C]expense[D]core24.[A]constraint[B]corrective[C]catalyst[D]supplement25.[A]hidden[B]trivial[C]defined[D]ambiguousSectionIIIReadingComprehensionPartADirections:Readthefollowingtexts.Answerthequestionsbeloweachtextbychoosingthecorrectoption.Text1Thephenomenonofprocrastinationisoftenmisunderstoodasmerelaziness.However,psychologicalresearchrevealsthatitisdeeplyconnectedtoemotionalregulation.Whenataskinducesnegativeemotions,suchasanxiety,boredom,orfrustration,thebrainnaturallyseeksimmediaterelief.Thisreliefistypicallyfoundinmorepleasurable,lessdemandingactivities,suchasbrowsingtheinternetorwatchingtelevision.Thelong-termconsequences,however,aredetrimental,leadingtoincreasedstressandlowerqualityofwork.Tocombatthiscycle,expertssuggestatechniqueknownas"timetraveling."Thisinvolvesmentallyprojectingoneselfintothefuturetoconsiderhowonewillfeelifthetaskiscompletedversusifitisleftundone.Byvisualizingthereliefandsatisfactionoffinishing,individualscancreateapositiveemotionalassociationwiththetask,makingiteasiertostart.Additionally,breakinglargeprojectsintosmaller,manageablechunkscanreducetheinitialfeelingofoverwhelm,therebyloweringtheemotionalbarriertoentry.26.Accordingtothepassage,whatistheprimarycauseofprocrastination?[A]Lackofdiscipline.[B]Inabilitytomanagetime.[C]Effortstoavoidnegativeemotions.[D]Desireforperfection.27.Whatisthemainpurposeofthe"timetraveling"technique?[A]Toplanascheduleforthefuture.[B]Toevokepositivefeelingsaboutcompletingatask.[C]Toescapefromcurrentstress.[D]Tobreaktasksintosmallerpieces.28.Howdoesdividingalargeprojectintosmallerchunkshelp?[A]Itmakesthetasklessemotionallydaunting.[B]Itguaranteesahigherqualityofwork.[C]Itallowsformorefrequentbreaks.[D]Itreducesthetotaltimerequiredfortheproject.Text2Thequesttoharnessspaceresourceshasshiftedfromtherealmofsciencefictiontoatangibleeconomicobjective.Asteroidmining,theprocessofextractingvaluablemineralsfromnear-Earthobjects,presentsaparadigmshiftinresourceacquisition.Unliketerrestrialmining,whichinvolvessignificantenvironmentaldegradationandgeopoliticalconflicts,asteroidminingoffersaseeminglylimitlesssupplyofrareearthmetalsandwater.Water,inparticular,ishighlyprized,asitcanbesplitintohydrogenandoxygentofuelspacecraft,effectivelycreatingcosmicgasstations.Toassessthefeasibilityofsuchventures,scientistsmustcalculatethepotentialyieldofanear-Earthobject.Assumingasphericalasteroid,wecanderiveitsmassusingthestandardvolumeformulawherem=πρ,withrbeingtheestimatedradiusandρtheaveragedensity.Subsequently,theeconomicviabilitycanbeformulatedby=(×)−,whereDespitethemathematicalelegance,theoperationalhurdlesareimmense.Themicrogravityenvironmentmakestraditionaldrillingtechniquesimpossible,requiringnovelextractionmethodssuchasthermalextractionormagneticseparation.Furthermore,thelegalframeworkgoverningcelestialresourcesremainsambiguous.WhiletheOuterSpaceTreatyof1967prohibitsnationalappropriationofcelestialbodies,itremainssilentontheextractionofresourcesbyprivateentities.Consequently,untilinternationalconsensusisreached,thelegalrisksmayovershadowthetechnologicalchallenges.29.Whatistheprimaryadvantageofasteroidminingoverterrestrialminingmentionedinthetext?[A]Itistechnologicallysimpler.[B]ItismoreenvironmentallyfriendlyonEarth.[C]Itprovidesfuelforterrestrialvehicles.[D]Itisalreadylegallyprotected.30.Basedontheprovidedformula,whatdoesρrepresent?[A]Themassoftheasteroid.[B]Theradiusoftheasteroid.[C]Theaveragedensityoftheasteroid.[D]Theeconomicviability.31.Whyiswaterconsideredahighlyvaluableresourceinspace?[A]Itcanbeconsumedbyastronautsforlongerperiods.[B]Itcanbeusedtogrowplantsinspacestations.[C]Itcanbeconvertedintospacecraftfuel.[D]ItisextremelyrareonEarth.32.Whatisamajorobstacletoasteroidminingmentionedinthefinalparagraph?[A]Thelackofmathematicalformulastocalculateyield.[B]Theambiguityofinternationallegalframeworks.[C]Theexcessiveweightofdrillingequipment.[D]Theabsenceofrareearthmetalsonasteroids.Text3Theconceptofthesharingeconomyhasevolvedsignificantlyoverthepastdecade.Initiallyhailedasarevolutionarymodelthatwoulddemocratizeaccesstogoodsandservices,ithasincreasinglycomeunderscrutiny.PlatformslikeUberandAirbnbpromisedtoutilizeunderusedassets,suchaspersonalvehiclesandsparebedrooms,tocreateeconomicvalueforordinaryindividuals.However,therealityhasoftendivergedfromthisidealisticvision.Astheseplatformsscaled,theybegantoresembletraditionalcorporatemonopoliesratherthandecentralizednetworks.Professionaloperatorshavelargelyreplacedindividualssharingtheirpersonalassets.Forexample,manyAirbnblistingsarenowmanagedbypropertymanagementcompaniesoperatingdozensofapartments,effectivelyturningresidentialspacesintounregulatedhotels.Thisshifthasnotonlyexacerbatedurbanhousingshortagesbuthasalsoplacedimmensepressureonlocalinfrastructure.Furthermore,theclassificationofgigworkersasindependentcontractorshassparkedwidespreaddebate.Thisclassificationdeprivesworkersoftraditionalemploymentbenefits,suchashealthinsurance,paidleave,andretirementplans.Proponentsofthesharingeconomyarguethattheflexibilityitofferscompensatesforthelackofbenefits.Critics,however,contendthatthisflexibilityisanillusion,asworkersareultimatelyboundbythealgorithmicdictatesoftheplatforms.Inresponsetothesechallenges,severaljurisdictionshavebeguntoimposestricterregulations.Somecitieshavecappedthenumberofshort-termrentals,whileothershavemandatedthatgigworkersbeclassifiedasemployees.Theseregulatoryinterventionsrepresentanattempttorebalancethescales,ensuringthatthesharingeconomycontributestothepublicgoodwithoutexploitinglaborordistortinglocalmarkets.Thefutureofthesharingeconomywilllikelydependonfindingasustainableequilibriumbetweeninnovationandregulation.33.Whatwastheoriginalpromiseofthesharingeconomy?[A]Toestablishcorporatemonopolies.[B]Todemocratizeaccesstogoodsandservices.[C]Toreplacetraditionalemploymentwithgigwork.[D]Tobypasslocalregulations.34.HowhastherealityofAirbnboftendifferedfromitsoriginalconcept?[A]Itisnowmostlyusedbyindividualssharingsparerooms.[B]Ithasbeenreplacedentirelybytraditionalhotels.[C]Itisoftenoperatedbyprofessionalcompaniesmanagingmultipleproperties.[D]Itnolongeroperatesinurbanareas.35.Whatisthemaincriticismofclassifyinggigworkersasindependentcontractors?[A]Itgivesworkerstoomuchflexibility.[B]Itpreventsworkersfromaccessingtraditionalemploymentbenefits.[C]Itforcesworkerstofollowstrictalgorithmicdictates.[D]Itmakesitdifficultforplatformstoscaletheiroperations.36.Howarelocalgovernmentsrespondingtotheissuescausedbythesharingeconomy?[A]Bybanningallsharingeconomyplatforms.[B]Byofferingtaxincentivestogigworkers.[C]Byimposingstricterregulationsandcaps.[D]Bytakingoverthemanagementoftheseplatforms.PartBDirections:Readthefollowingtextabouttheconceptofneuroplasticity.Fivesentenceshavebeenremovedfromthetext.ChoosefromthesentencesA-Gtheonewhichbestfitseachgap(37-41).Therearetwoextrasentenceswhichyoudonotneedtouse.Neuroplasticity,thebrain'sabilitytoreorganizeitselfbyformingnewneuralconnectionsthroughoutlife,representsoneofthemostgroundbreakingdiscoveriesinmodernneuroscience.Fordecades,theprevailingscientificconsensuswasthattheadultbrainwasastaticorgan,incapableofgeneratingnewneuronsorsignificantlyalteringitsstructureafterchildhood.37.______.Thisrevelationhasprofoundimplicationsforhowweapproachlearning,recoveryfrombraininjury,andmentalhealth.Oneofthemoststrikingexamplesofneuroplasticityisobservedinstrokerehabilitation.Whenastrokedamagesaspecificareaofthebrain,thefunctionscontrolledbythatarea,suchasspeechormotorskills,areimpaired.38.______.Throughrepetitiveexercisesandtherapy,patientscantraindifferent,undamagedpartsofthebraintoassumethefunctionsofthedestroyedtissue.Thisprocess,knownascorticalremapping,demonstratesthatthebrainishighlyadaptableandcancompensateforseveretrauma.Beyondphysicalrehabilitation,neuroplasticityplaysacrucialroleincognitiveenhancementandhabitformation.Everytimewelearnanewskill,whetheritisplayingamusicalinstrumentorspeakingaforeignlanguage,ourbrainsphysicallychange.39.______.Thisisoftensummarizedbytheneuroscienceadage,"Neuronsthatfiretogether,wiretogether."Consequently,habits,bothgoodandbad,becomedeeplyingrainedneuralpathwaysthatdictateourautomaticbehaviors.However,neuroplasticityisadouble-edgedsword.Justasthebraincanbetrainedtodeveloppositivehabitsandrecoverfrominjury,itcanalsobeshapedbynegativeexperiences.40.______.Recognizingthis,researchersareexploringwaystoharnessneuroplasticitytotreattheseconditions.Interventionssuchascognitivebehavioraltherapy(CBT)andmindfulnessmeditationarebelievedtoworkbyliterallyrewiringthebrain,weakeningtheneuralconnectionsthatsustainnegativethoughtpatternsandstrengtheningthoseassociatedwithpositiveemotions.41.______.Engaginginnovelactivities,learningnewskills,andmaintainingphysicalexerciseareallpracticesthatpromotecognitiveflexibilityandneurogenesis.Byactivelyshapingourexperiences,wecan,toasignificantextent,consciouslydirecttherewiringofourownbrains,leadingtolifelongmentalvitality.[A]Chronicstress,trauma,andnegativethinkingcanalsophysicallyalterbrainstructures,contributingtoconditionslikedepressionandanxiety.[B]However,recentresearchhasdefinitivelyoverturnedthisdogma,provingthatthebrainremainshighlymalleable.[C]Thismalleabilitymeansthatwearenotpermanentlyboundbyourgeneticpredispositionsorearlychildhoodexperiences.[D]Thesynapsesbetweenneuronsstrengthenwithrepeateduse,makingthetransmissionofsignalsmoreefficient.[E]Understandingthemechanismsofneuroplasticityempowersindividualstotakeanactiveroleintheircognitivehealth.[F]Fortunately,thebrain'sabilitytoadaptmeansthatthesefunctionsarenotnecessarilylostforever.[G]Therefore,individualswhohavesufferedbraindamageareoftenunabletorecovertheirlostcognitivefunctions.SectionIVWriting42.Directions:Writeanessayof160-200wordsbasedonthefollowingsituation.Inrecentyears,thegigeconomy,characterizedbyflexible,freelance,andshort-termjobs,hasexpandedrapidly.Whilesomepeoplepraisetheflexibilityandautonomyitoffers,otherscriticizethelackofjobsecurityandbenefits.Writeanessaytoexpressyouropiniononthegigeconomy.Inyouressay,youshould:1.Brieflydescribethecurrentsituationofthegigeconomy.2.Discusstheadvantagesanddisadvantagesofthegigeconomy.3.Giveyourownopiniononhowtobalanceflexibilityandsecurityforgigworkers.KeyandDetailedExplanationsSectionIListeningComprehensionPartA1.30percent解析：独白中提到"upto30percentofroutinejobsmaybeautomatedbytheendofthisdecade."注意数字的拼写和百分号的使用。2.high-stakes解析：原文为"Thissynergyisparticularlycrucialinhigh-stakesenvironmentswherenuancedjudgmentisrequired."high-stakes意为“高风险的”。3.dataprotectionlaws解析：原文指出"governmentsworldwidearedraftingstricterdataprotectionlawstosafeguardconsumerinformation."注意复数形式。4.50billion解析：原文提到"reachinganestimated50billiondollarsinventurecapitalfundinglastyearalone."听清数字并准确拼写。5.transparent解析：独白最后强调"thegoalistodevelopAIsystemsthatarenotonlyintelligentbutalsotransparent."注意拼写。PartB6.[C]解析：对话开始时Sarah提到"Ourresearchprojectisabouthowwindenergycanbebetterintegratedintothenationalgrid."因此主题是风能并入国家电网，故选C。7.[C]解析：Mark建议改为研究太阳能，原因是"Urbanareassimplylackthephysicalspacerequiredtoinstalllarge-scalewindturbines."与选项C的描述一致。8.[B]解析：Sarah提到"Ithinkweshouldlookintotheelectricityconsumptionpatternsofhouseholdstounderstandpeakdemandtimes."选项B是对此句意的准确概括。9.[C]解析：当他们讨论如何获取信息时，Sarah说"Wecouldanalyzepublicdatabasesandgovernmentreportstogetthedataweneed."选项C正确。10.[D]解析：对话结尾Mark问"So,ournextstepistosubmittheresearchproposaltoourprofessor?"Sarah回答"Exactly."因此下一步是提交提案给教授，选项D正确。SectionIIUseofEnglish11.[A]dominated解析：我们的lives被digitaldevices所“主导”，dominate符合语境。illuminate（照亮），facilitate（促进），isolate（孤立）均不符合语义。12.[B]perpetual解析：数字疲劳源于持续不断需要在线的压力。perpetual（永久的，持续的）符合题意。occasional（偶尔的），optional（可选的），fictitious（虚构的）不符合上下文逻辑。13.[B]abandonment解析：数字极简主义并不提倡完全“抛弃”技术。abandonment正确。utilization（利用），enhancement（增强），integration（整合）不符。14.[A]evaluate解析：它敦促人们去“评估”每个数字工具的价值。evaluate（评估）正确。magnify（放大），overlook（忽视），dictate（命令）不符。15.[C]contribute解析：如果某个应用不能为一的核心价值观“做贡献”，它就应该被淘汰。contributeto（有助于，贡献）是固定搭配。objectto（反对），conformto（遵守），yieldto（屈服于）不符合语境。16.[A]finite解析：这种哲学的核心理念是我们的注意力是一种“有限”资源。finite（有限的）正确。abundant（丰富的），renewable（可再生的），superficial（表面的）与逻辑相反。17.[B]curating解析：通过“精心策划/管理”我们的数字足迹，我们收回了精神空间。curating在此指谨慎选择和管理。expanding（扩大），complicating（复杂化），ignoring（忽视）不符。18.[C]detox解析：实施数字极简主义通常从为期30天的“排毒”开始。detox（排毒）在前文数字疲劳的语境下非常贴切。19.[B]disconnection解析：这一时期允许人们断开与数字噪音的连接。disconnection（断开连接）正确。connection（连接），distraction（分心），engagement（参与）意思相反。20.[A]pursuits解析：重新发现离线的“追求/活动”。offlinepursuits指线外的爱好和活动。businesses（生意），transactions（交易），conflicts（冲突）不符合休闲的语境。21.[A]focus解析：实践者报告说注意力得到了改善。improvedfocus（注意力提升）符合逻辑。fatigue（疲劳），dependency（依赖），procrastination（拖延）都是负面的。22.[C]culture解析：远离社交媒体上持续的攀比文化。comparisonculture（攀比文化）是常见的固定表达。23.[A]expense解析：数字世界往往以牺牲我们的精神平静为代价。attheexpenseof（以...为代价）是固定搭配。24.[B]corrective解析：数字极简主义作为一种必要的“纠正手段”。corrective在此作名词，意为“纠正物/矫正法”。constraint（限制），catalyst（催化剂），supplement（补充）不如corrective精确。25.[C]defined解析：技术应该服务于一个“明确的”目标，而不是无休止的分心源。defined（明确的，界定清晰的）符合语境。hidden（隐藏的），trivial（琐碎的），ambiguous（模糊的）不符。SectionIIIReadingComprehensionPartAText126.[C]解析：文章第一段指出procrastination与emotionalregulation深度相关。当任务引发负面情绪时，大脑会寻找即时解脱。因此主要原因是为了避免负面情绪，选项C正确。A（缺乏自律）和B（无法管理时间）是传统误解，D（追求完美）文中未提及。27.[B]解析：文章第二段提到"timetraveling"是指想象完成任务后的感觉。通过想象完成后的解脱感和满足感，个体可以建立与任务的积极情感联系，从而更容易开始任务。选项B准确概括了这一目的。28.[A]解析：文章最后一句提到"breakinglargeprojectsintosmaller...chunkscanreducetheinitialfeelingofoverwhelm,therebyloweringtheemotionalbarriertoentry."降低情感障碍即意味着任务在情感上不那么令人畏惧了，选项A正确。B、C、D文章均未提及。Text229.[B]解析：文章第二段提到"Unliketerrestrialmining,whichinvolvessignificantenvironmentaldegradation...asteroidminingoffersaseeminglylimitlesssupply..."说明相对于传统采矿对地球环境的破坏，小行星采矿在地球上更为环保。选项B正确。30.[C]解析：根据文章第二段的公式m=πρ，以及后文"withrbeingtheestimatedradiusandρ31.[C]解析：文章第二段指出"Water,inparticular,ishighlyprized,asitcanbesplitintohydrogenandoxygentofuelspacecraft,effectivelycreatingcosmicgasstations."水之所以有价值是因为它可以转化为航天器燃料。选项C正确。32.[B]解析：文章最后一段提到"thelegalframeworkgoverningcelestialresourcesremainsambiguous...thelegalrisksmayovershadowthetechnologicalchallenges."法律框架的模糊性是主要障碍。选项B正确。Text333.[B]解析：文章第一段指出"Initiallyhailedasarevolutionarymodelthatwoulddemocratizeaccesstogoodsandservices..."，共享经济最初的承诺是让商品和服务的获取民主化。选项B正确。34.[C]解析：文章第二段提到"manyAirbnblistingsarenowmanagedbypropertymanagementcompaniesoperatingdozensofapartments..."，现在许多Airbnb房源由管理多家公寓的专业公司运营。选项C正确。35.[B]解析：文章第三段指出将零工归类为独立承包商"deprivesworkersoftraditionalemploymentbenefits,suchashealthinsurance,paidleave,andretirementplans."主要批评是他们无法获得传统的雇佣福利。选项B正确。36.[C]解析：文章最后一段提到"severaljurisdictionshavebeguntoimposestricterregulations.Somecitieshavecappedthenumberofshort-termrentals..."地方政