全国英语等级考试（PETS）三级练习试题库(2025年下半年广东中山市)

全国英语等级考试（PETS）三级练习试题库(2025年下半年广东中山市)SectionIListeningComprehensionPartAYouwillhear10shortdialogues.Foreachdialogue,thereisonequestionandfourpossibleanswers.Choosethecorrectanswer.1.Whatdoesthewomansuggestthemando?A.Takeataxitotheairport.B.Leavefortheairportearlier.C.Checktheflightscheduleonline.D.Askhisfriendtodrivehim.2.Howmuchdidthemanpayforthejacket?A.$40B.$80C.$120D.$1603.Whatdoesthewomanmean?A.Shehasalreadyfinishedthereport.B.Sheneedsmoretimetocompletethereport.C.Shewillhelpthemanwithhisreport.D.Shedoesn'tknowhowtowritethereport.4.Wheredoestheconversationmostlikelytakeplace?A.Inalibrary.B.Inabookstore.C.Inaclassroom.D.Inacoffeeshop.5.Whatwilltheweatherbeliketomorrow?A.Sunnyandwarm.B.Cloudyandcool.C.Rainyandwindy.D.Snowyandcold.6.Whatdoesthemanoffertodoforthewoman?A.Fixhercomputer.B.Lendherhislaptop.C.Helpherprintthedocument.D.Emailthefiletoher.7.Whyisthewomanunabletoattendthemeeting?A.Shehasadoctor'sappointment.B.Sheneedstopickupherchild.C.Sheisfeelingunwell.D.Shehasanothermeetingatthesametime.8.Whatdoesthemanthinkofthenewrestaurant?A.Thefoodisdeliciousbutexpensive.B.Theserviceisslowbutthefoodisgood.C.Thepricesarereasonablebutthefoodisaverage.D.Theatmosphereisnicebuttheserviceispoor.9.Whatistheprobablerelationshipbetweenthespeakers?A.Teacherandstudent.B.Bossandsecretary.C.Husbandandwife.D.Doctorandpatient.10.Whatarethespeakersmainlydiscussing?A.Atravelplanfortheweekend.B.Amovietheyrecentlywatched.C.Abooktheybothwanttoread.D.Aconcerttheyplantoattend.PartBYouwillhearfourdialoguesormonologues.Beforeeachone,youwillhavetimetoreadthequestions.Listencarefullyandchoosethecorrectanswer.Questions11–13arebasedonthefollowingconversation.11.WhydidDavidcallProfessorWang?A.Toaskaboutanassignmentdeadline.B.Torequestaletterofrecommendation.C.Todiscussaresearchtopic.D.Toapologizeformissingaclass.12.WhatdoesProfessorWangsuggestDaviddofirst?A.Readthreejournalarticles.B.Narrowdownhisresearchfocus.C.Conductapreliminarysurvey.D.MeetwithhernextTuesday.13.WhenwillDavidsubmithisresearchproposal?A.BythisFriday.B.BynextMonday.C.BynextWednesday.D.Bytheendofthemonth.Questions14–17arebasedonthefollowingconversation.14.Whatisthemainpurposeofthewoman'scall?A.Tocancelahotelreservation.B.Tobookaroomforaconference.C.Tochangethedatesofherstay.D.Tocomplainabouthotelservice.15.Howmanynightswillthewomanstayatthehotel?A.Twonights.B.Threenights.C.Fournights.D.Fivenights.16.Whatspecialrequestdoesthewomanmake?A.Aroomwithagardenview.B.Aroomonahigherfloor.C.Extrabedsforchildren.D.Avegetarianmealplan.17.Howwillthewomanconfirmherreservation?A.Bysendinganemail.B.Bycallingbacklater.C.Byfillingoutanonlineform.D.Byvisitingthehotelinperson.Questions18–21arebasedonthefollowingmonologue.18.Whatisthespeakermainlytalkingabout?A.Thehistoryofpubliclibraries.B.Thebenefitsofreadinghabits.C.Theservicesofferedbyacommunitylibrary.D.Theimportanceofdigitalliteracy.19.Accordingtothespeaker,whatcanmembersdowithalibrarycard?A.Borrowuptotenbooksatatime.B.Accessonlinedatabasesforfree.C.Attendworkshopswithoutregistration.D.Reservestudyroomsforgroups.20.Whatnewservicehasthelibraryrecentlyintroduced?A.Abookdeliveryservicefortheelderly.B.Amobileappfordownloadinge-books.C.Aweeklystorytellingsessionforchildren.D.Alanguageexchangeprogram.21.Howcanlistenersgetmoreinformation?A.Byvisitingthelibrarywebsite.B.Bycallingthelibraryhotline.C.Byfollowingthelibrary'ssocialmedia.D.Bydroppingbythefrontdesk.Questions22–25arebasedonthefollowingconversation.22.Whydidthemandecidetoswitchcareers?A.Helosthispreviousjob.B.Hewantedahighersalary.C.Hewasinterestedinenvironmentalprotection.D.Hisfamilyencouragedhimtochange.23.Whatwastheman'spreviousoccupation?A.Asalesmanager.B.Asoftwareengineer.C.Afinancialanalyst.D.Amarketingconsultant.24.Whatchallengedoesthemanmentionabouthisnewcareer?A.Theworkinghoursaretoolong.B.Theincomeislessstablethanbefore.C.Helacksrelevanttechnicalskills.D.Hehastotravelfrequently.25.Whatdoesthewomanthinkabouttheman'sdecision?A.Shethinksitwasariskymove.B.Sheadmireshiscouragetochange.C.Shedoubtshewillsucceed.D.Shewantstofollowhisexample.SectionIIUseofEnglishReadthefollowingtext.Choosethebestwordforeachnumberedblank.Inrecentyears,theconceptoflifelonglearninghasgainedsignificant26______aroundtheworld.Moreandmoreadultsare27______toclassrooms,notbecausetheyhaveto,28______becausetheywantto.Thistrendreflectsagrowing29______thateducationdoesnotendwithadiplomaordegree.30______,itisacontinuousprocessthatextends31______one'sentirelife.Thereasonsbehindthis32______arevaried.Inanageofrapidtechnologicalchange,manyprofessionalsfindthatthe33______theyacquiredinschoolarenolonger34______.Toremain35______inthejobmarket,theymustconstantlyupdatetheirknowledgeandlearnnewskills.36______,someadultsreturntoeducationforpersonal37______.Theymaywishtoexploresubjectstheyneverhadthe38______tostudybefore,39______asphilosophy,arthistory,oraforeignlanguage.Onlinelearningplatformshavemadeit40______thaneverforadultstopursueeducation.Theseplatformsoffer41______,allowinglearnerstostudyattheirownpaceand42______theirownschedules.However,onlinelearningalsopresents43______.Withoutthestructureofatraditionalclassroom,somelearnersstrugglewithself-disciplineandtimemanagement.44______,thelackofface-to-faceinteractioncanleadtofeelingsof45______.Despitethesechallenges,thebenefitsoflifelonglearningareclear.Itnotonlyenhancescareerprospectsbutalsoenrichespersonallife,keepingthemindactiveandengaged.26.A.attentionB.recognitionC.popularityD.awareness27.A.returningB.goingC.comingD.moving28.A.andB.soC.orD.but29.A.concernB.beliefC.doubtD.fear30.A.InsteadB.ThereforeC.RatherD.Meanwhile31.A.throughB.acrossC.beyondD.within32.A.ideaB.practiceC.phenomenonD.movement33.A.skillsB.degreesC.experiencesD.memories34.A.usefulB.enoughC.relevantD.available35.A.activeB.employedC.competitiveD.qualified36.A.HoweverB.AdditionallyC.InsteadD.Therefore37.A.interestB.growthC.satisfactionD.development38.A.timeB.opportunityC.abilityD.courage39.A.knownB.regardedC.suchD.so40.A.easierB.harderC.cheaperD.faster41.A.flexibilityB.qualityC.varietyD.accessibility42.A.atB.onC.inD.for43.A.advantagesB.difficultiesC.opportunitiesD.benefits44.A.ThusB.MoreoverC.HoweverD.Nevertheless45.A.lonelinessB.confusionC.boredomD.isolationSectionIIIReadingComprehensionPartAReadthefollowingthreetexts.Choosethebestanswerforeachquestion.Text1Thesharingeconomyhastransformedthewaypeopletravel,work,andconsumegoods.PlatformslikeAirbnb,Uber,andTaskRabbithavecreatednewopportunitiesforindividualstomonetizetheirunderusedassets—whetherthatisasparebedroom,apersonalvehicle,orfreetime.Proponentsarguethatthesharingeconomypromotesefficiency,reduceswaste,andprovidesconsumerswithmorechoicesatlowerprices.However,therapidgrowthofthissectorhasalsoraisedconcerns.Traditionalbusinessesarguethatsharingeconomyplatformsoperateunderadifferentsetofrules,givingthemanunfaircompetitiveadvantage.Hotels,forexample,aresubjecttostricthealthandsafetyregulationsthatAirbnbhostsarenotrequiredtofollow.Taxidriversmustobtaincommerciallicensesandinsurance,whileUberdriversfacefewerbarrierstoentry.Laboradvocateshavealsopointedoutthatmanysharingeconomyworkerslacktheprotectionsaffordedtotraditionalemployees.Theyoftendonotreceivehealthinsurance,paidleave,orretirementbenefits.Insomecases,workersareclassifiedasindependentcontractors,whichmeanstheybearallthefinancialrisksoftheirwork.Despitethesechallenges,thesharingeconomyshowsnosignsofslowingdown.Accordingtoarecentreport,theglobalsharingeconomymarketisprojectedtoreach$335billionby2025.Governmentsaroundtheworldarenowgrapplingwithhowtoregulatethissectorinawaythatprotectsbothconsumersandworkerswithoutstiflinginnovation.46.Whatisthemainideaofthepassage?A.Thesharingeconomyisharmfultotraditionalbusinesses.B.Thesharingeconomybringsbothbenefitsandchallenges.C.Thesharingeconomyshouldbebannedbygovernments.D.Thesharingeconomyisonlybeneficialforconsumers.47.Accordingtothepassage,whatadvantagedosharingeconomyplatformshaveovertraditionalbusinesses?A.Theyofferhigherqualityservices.B.Theyoperateunderfewerregulations.C.Theyhavemoreexperiencedworkers.D.Theychargehigherprices.48.Whatconcerndolaboradvocatesraiseaboutsharingeconomyworkers?A.Theyearntoolittlemoney.B.Theyworktoomanyhours.C.Theylacktraditionalemployeeprotections.D.Theycannotfindenoughcustomers.49.Whatdoesthephrase"grapplingwith"inthelastparagraphmostlikelymean?A.Ignoringcompletely.B.Strugglingtodealwith.C.Successfullysolving.D.Carefullyavoiding.50.Whatcanbeinferredaboutthefutureofthesharingeconomy?A.Itwilleventuallyreplacealltraditionalbusinesses.B.Itwillcontinuetogrowdespiteregulatorychallenges.C.Itwilldeclineduetoworkerdissatisfaction.D.Itwillbebannedinmostcountries.Text2Mentalhealthintheworkplacehasbecomeanincreasinglyimportanttopicinrecentyears.Studiesshowthatoneinfouradultsexperiencesamentalhealthconditioneachyear,andtheworkplacecaneithercontributetoorhelpalleviatetheseissues.Employersarebeginningtorecognizethatmentalhealthisjustasimportantasphysicalhealth.Progressivecompaniesareimplementingprogramssuchasemployeeassistanceprograms(EAPs),flexibleworkinghours,andmentalhealthdays.Someorganizationshaveevenappointed"mentalhealthfirstaiders"—staffmemberstrainedtoidentifysignsofmentaldistressandprovideinitialsupport.Despitethesepositivedevelopments,stigmasurroundingmentalhealthremainsasignificantbarrier.Manyemployeesfearthatdisclosingamentalhealthconditionwillnegativelyaffecttheircareerprospects.Asurveyconductedbyaleadingbusinessmagazinefoundthat56%ofrespondentswouldnotfeelcomfortablediscussingmentalhealthissueswiththeirmanager.Expertssuggestthatcreatingacultureofopennessstartsatthetop.Whenleaderssharetheirownexperienceswithmentalhealthchallenges,itsendsapowerfulmessagethatitisacceptabletoseekhelp.Regularcheck-ins,clearcommunicationaboutavailableresources,andtrainingformanagerscanalsohelpcreateasupportiveenvironment.Thebenefitsofaddressingmentalhealthintheworkplaceextendbeyondtheindividual.Researchindicatesthatcompanieswithstrongmentalhealthprogramsseereducedabsenteeism,increasedproductivity,andhigheremployeeretentionrates.Thereturnoninvestmentissignificant:foreverydollarspentonmentalhealthinitiatives,companiescanexpectareturnofapproximatelyfourdollarsinimprovedproductivityandreducedcosts.51.Whatpercentageofadultsexperienceamentalhealthconditioneachyearaccordingtostudies?A.25%B.40%C.56%D.75%52.Whatare"mentalhealthfirstaiders"?A.Professionaltherapistsemployedbycompanies.B.Staffmemberstrainedtoidentifymentaldistresssigns.C.Externalconsultantshiredtoassessworkplacestress.D.Managersresponsibleforapprovingleaverequests.53.Whydomanyemployeesavoiddiscussingmentalhealthissueswiththeirmanagers?A.Theydonotbelievetheirmanagerscanhelp.B.Theyfearitwillnegativelyimpacttheircareer.C.Theythinktheinformationwillnotbekeptconfidential.D.Theyprefertohandleproblemsindependently.54.Accordingtothepassage,whatisthereturnoninvestmentformentalhealthinitiatives?A.Onedollarforeverydollarspent.B.Twodollarsforeverydollarspent.C.Threedollarsforeverydollarspent.D.Fourdollarsforeverydollarspent.55.Whatisthemainpurposeofthispassage?A.Toexplainthecausesofmentalillness.B.Toarguethatcompaniesshouldreduceworkhours.C.Tohighlighttheimportanceofworkplacementalhealthprograms.D.Tocriticizeemployersforignoringemployeewellbeing.Text3Urbanfarming,thepracticeofgrowingfoodwithincities,hasseenaremarkableriseinpopularityoverthepastdecade.FromrooftopgardensinNewYorktocommunityvegetableplotsinLondon,urbanagricultureistransformingunusedcityspacesintoproductivegreenareas.Thebenefitsofurbanfarmingarenumerous.Environmentally,ithelpsreducethecarbonfootprintassociatedwithtransportingfoodoverlongdistances.Plantsandtreesinurbangardensalsoabsorbcarbondioxideandhelpmitigatetheurbanheatislandeffect,wherecitiesexperiencehighertemperaturesthansurroundingruralareasduetoconcreteandasphaltabsorbingheat.Socially,communitygardensbringneighborstogether,fosteringasenseofbelongingandcooperation.Inneighborhoodswherefreshproduceisscarce—aproblemknownas"fooddeserts"—urbangardensprovideresidentswithaccesstofruitsandvegetablesthatmightotherwisebeunavailableorunaffordable.Educationalprogramsatthesegardensalsoteachchildrenaboutnutritionandwheretheirfoodcomesfrom.Economically,urbanfarmingcancreatejobsandprovidesupplementaryincomeforfamilies.Someurbanfarmersselltheirsurplusproduceatlocalfarmers'marketsortorestaurants,creatingsmall-scaleeconomicopportunities.AstudybytheUniversityofMichiganfoundthaturbanfarmingcanyieldupto$1,200worthofproduceperyearonaplotassmallas200squarefeet.However,urbanfarmingisnotwithoutitschallenges.Soilcontaminationisaseriousconcerninmanycities,whereindustrialactivitiesmayhaveleftbehindheavymetalsandotherpollutants.Accesstowater,landtenureinsecurity,andzoningrestrictionsalsoposesignificantobstacles.Despitethesehurdles,proponentsremainoptimisticthaturbanfarmingwillcontinuetoexpandascitiesseeksustainableandresilientfoodsystems.56.Whatisthemaintopicofthepassage?A.Theenvironmentalproblemsinmoderncities.B.Thegrowthandimpactofurbanfarming.C.Thecomparisonbetweenruralandurbanagriculture.D.Theeconomicchallengesofstartingafarm.57.Whatisthe"urbanheatislandeffect"?A.Thetendencyforcitiestobewarmerthanruralareas.B.Thewarmingofgreenhousesusedinurbanfarming.C.Theheatgeneratedbyurbanfarmingequipment.D.Thetemperatureincreasecausedbyglobalwarming.58.Whatdoestheterm"fooddeserts"referto?A.Areaswherefoodcannotbegrownduetoclimate.B.Areaswherefreshproduceisdifficulttoobtain.C.Areasabandonedduetofoodshortages.D.Areaswhereonlydesertplantscansurvive.59.AccordingtotheUniversityofMichiganstudy,howmuchproducecana200-square-footplotyieldannually?A.$500B.$800C.$1,000D.$1,20060.Whichofthefollowingismentionedasachallengeofurbanfarming?A.Highlaborcosts.B.Soilcontamination.C.Lackofconsumerinterest.D.Competitionfromruralfarms.PartBReadthefollowingtext.Fivesentenceshavebeenremoved.Choosethemostsuitablesentenceforeachblank(61–65).Volunteeringisoftenseenasaselflessact—awaytogivebacktothecommunityandhelpthoseinneed.61______.Researchhasconsistentlyshownthatpeoplewhovolunteerregularlyreporthigherlevelsoflifesatisfactionandlowerratesofdepression.Oneofthemostsignificantbenefitsofvolunteeringisthesenseofpurposeitprovides.62______.Whetheritistutoringchildren,servingmealsatashelter,ororganizingcommunityevents,volunteersoftenfeelthattheircontributionsmakeatangibledifference.63______.Byworkingalongsideotherswhosharesimilarvalues,volunteerscanbuildmeaningfulrelationshipsandexpandtheirsocialnetworks.Thisisparticularlyvaluableforolderadults,whomayexperiencesocialisolationafterretirement.Furthermore,volunteeringcanenhancecareerprospects.64______.Foryoungpeopleenteringthejobmarket,volunteerexperiencecansetthemapartfromothercandidatesanddemonstrateimportantqualitiessuchasinitiativeandcommitment.Ofcourse,findingtherightvolunteeropportunityisessential.65______.Whetherone'spassionliesineducation,environmentalconservation,oranimalwelfare,thereislikelyavolunteerrolethatalignswiththoseinterests.A.Volunteeringalsoofferssocialbenefitsthatshouldnotbeoverlooked.B.However,whatislesscommonlyrecognizedisthatvolunteeringbenefitsthevolunteersthemselves.C.Itallowsindividualstopursuecausestheycareaboutdeeply.D.Prospectivevolunteersshouldconsidertheirskills,interests,andavailabletime.E.Manyemployersviewvolunteerexperiencefavorably,asitdemonstratesteamwork,leadership,anddedication.SectionIVWritingPartAYouareamemberofacommunityvolunteergroup.Writeanemailtothelocalcitycounciltoproposeacommunityrecyclingprogram.Inyouremail,youshould:Describethecurrentwasteprobleminyourcommunity.Explainhowtherecyclingprogramwouldwork.Requestthecouncil'ssupportandfunding.Writeabout100words.PartBBelowisapictureshowingayoungpersonspendingmostofthedaylookingatasmartphone,ignoringthepeopleandactivitiesaroundhim.Writeanessaybasedonthepicture.Inyouressay,youshould:Describethepicturebriefly.Analyzethephenomenonreflectedinthepicture.Giveyouropiniononthisissue.Writeabout120words.参考答案与解析SectionIListeningComprehension1.B。女士建议男士早点出发去机场，提醒他考虑交通拥堵。2.C。原价120，3.B。女士表示报告还需要两天才能完成，说明她需要更多时间。4.B。对话中提到书架、收银台和购书，场景为书店。5.C。天气预报说明天有雨且风力较大。6.A。男士主动提出帮女士修理电脑。7.D。女士说同一时间有另一个部门会议需要参加。8.B。男士认为食物不错但上菜速度太慢。9.B。对话中涉及安排会议、处理文件，为上司与秘书关系。10.A。两人讨论周末去海边旅行的计划。11.C。David致电王教授讨论研究课题方向。12.B。教授建议他先缩小研究范围，聚焦具体问题。13.C。教授要求下周三前提交研究计划书。14.B。女士致电酒店预订会议期间的住宿。15.C。女士计划入住四晚，从周一到周五。16.A。女士特别要求一间能看到花园景观的房间。17.A。前台要求女士通过邮件确认预订信息。18.C。讲话者介绍社区图书馆提供的各项服务。19.B。持有借书证的会员可免费访问在线数据库。20.A。图书馆最近推出了面向老年人的图书配送服务。21.A。讲话者建议听众访问图书馆官网获取更多信息。22.C。男士因对环境保护产生浓厚兴趣而转行。23.A。男士此前从事销售经理工作。24.B。男士提到新职业收入不如以前稳定。25.B。女士表示佩服他勇于改变的决心。SectionIIUseofEnglish26.C。popularity意为"普及、流行"，与上下文"lifelonglearninggainedsignificantpopularity"搭配，表示终身学习日益流行。attention虽可搭配，但recognition和awareness语义不符此处语境。27.A。returningtoclassrooms为固定搭配，表示"重返课堂"，符合成人继续教育的语境。going、coming不如returning精确，moving后接to时意为"搬家至"。28.D。notbecause...butbecause...为固定并列结构，表示"不是因为……而是因为……"，符合转折逻辑。and、so、or均无法构成此搭配。29.B。agrowingbelief表示"日益增强的信念"，即人们越来越相信教育不以文凭为终点。concern（担忧）、doubt（怀疑）、fear（恐惧）与后文积极语境不符。30.C。Rather在此处表"相反"，引出与前句对比的内容，即教育并非止于文凭，而是持续终生的过程。Instead亦可表"相反"，但Rather更贴合此处的句式结构（置于句首，后接逗号）。Therefore（因此）表因果，Meanwhile（同时）表并列，均不符合转折逻辑。31.A。throughone'sentirelife表示"贯穿人的一生"，强调持续不断。across通常指空间上的"横跨"，beyond表示"超越"，within表示"在……之内"，均不如through贴切。32.C。phenomenon意为"现象"，指代前文所述成人重返课堂这一社会现象。idea（想法）过于宽泛，practice（实践）和movement（运动）虽可，但phenomenon更适合描述社会趋势。33.A。skills与后文"learnnewskills"呼应，指在学校获得的技能。degrees（学位）、experiences（经验）、memories（记忆）与"不再足够"的语境不符。34.B。nolongerenough表示这些技能"不再够用"，即随着技术变革，旧有技能不足以应对工作需求。useful（有用的）、relevant（相关的）、available（可获得的）语义不如enough精确。35.C。remaincompetitive意为"保持竞争力"，符合职场语境。active（活跃的）、employed（受雇的）、qualified（合格的）语义不如competitive精确。36.B。Additionally表示"此外"，引出与前文并列的另一原因（个人成长）。However表转折，Instead表替代，Therefore表因果，均不符合此处补充信息的逻辑关系。37.D。personaldevelopment意为"个人发展"，与后文探索新学科一致。interest（兴趣）、growth（成长）、satisfaction（满足感）中，development更全面地概括了成人教育的个人目的。38.B。opportunity意为"机会"，指以前没有机会学习这些科目。time（时间）、ability（能力）、courage（勇气）虽可，但opportunity更契合"从未有过机会"的表达。39.C。suchas为固定搭配，用于举例说明。knownas（被称为）、regardedas（被视为）、soas均不符合此处举例的语法结构。40.A。easierthanever为固定表达，表示"比以往任何时候都容易"。harder（更难）、cheaper（更便宜）、faster（更快）中，easier最贴合在线学习带来便利的语境。41.A。flexibility意为"灵活性"，与后文"按自己的节奏和时间表学习"一致。quality（质量）、variety（多样性）、accessibility（可及性）不如flexibility直接对应后文描述。42.B。onone'sownschedule为搭配，表示"按照自己的时间安排"。at、in、for不如on贴合此处搭配。43.B。difficulties与前文benefits形成对比，引出在线学习的挑战。advantages（优势）、opportunities（机会）、benefits（好处）与后文"strugglewithself-discipline"语境矛盾。44.B。Moreover表递进，进一步补充说明在线学习的问题（缺乏面对面交流导致孤独感）。Thus（因此）表因果，However（然而）和Nevertheless（尽管如此）表转折，均不符合此处递进逻辑。45.D。isolation意为"孤立感"，指因缺乏面对面交流而产生的社交隔离感。loneliness（孤独感）虽近，但isolation更强调与外界隔离的状态，更贴合在线学习情境。confusion（困惑）、boredom（无聊）语义不符。SectionIIIReadingComprehensionPartA46.B。本文主旨为分享经济带来的好处与挑战并存。文章先述其优势（效率、减少浪费、降低价格），后述其问题（监管不公、劳动者权益缺乏保障）。选项A、C、D均过于片面。47.B。第二段指出，分享经济平台在不同规则下运营，如Airbnb房东无需遵守酒店的安全卫生规定，Uber司机无需商业许可，即"监管更少"。48.C。第三段明确指出劳动权益倡导者关注的是分享经济工作者缺乏传统雇员享有的保护，如健康保险、带薪假等。49.B。"grapplingwith"意为"努力应对、艰难处理"，与strugglingtodealwith含义最接近。50.B。最后一段指出分享经济"showsnosignsofslowingdown"（没有放缓迹象），且市场预计到2025年将达到3350亿美元，说明它将继续增长。51.A。"oneinfour"即四分之一，等于25%。52.B。第二段提到"mentalhealthfirstaiders"是受过培训、能识别心理困扰迹象并提供初步支持的员工。53.B。第三段指出56%的受访者不愿与经理讨论心理健康问题，原因是担心这会"negativelyaffecttheircareerprospects"（对职业前景产生不利影响）。54.D。最后一段指出每投入1美元于心理健康计划，可获约4美元的回报（returnofapproximatelyfourdollars）。55.C。全文围绕职场心理健康的重要性展开，讨论了项目、文化开放性和投资回报，旨在强调心理健康项目的价值。56.B。文章介绍了城市农业的兴起及其在环境、社会和经济方面的积极影响，同时也提到了挑战。57.A。第三段提到"urbanheatislandeffect"是指城市因混凝土和沥青吸收热量而比周围农村地区温度更高的现象。58.B。"fooddeserts"指新鲜农产品稀缺的社区，居民难以获得水果和蔬菜。59.D。密歇根大学研究发现，200平方英尺的耕地每年可产出价值1200美元的农产品。60.B。最后一段提到土壤污染（soilcontamination）是城市农业面临的严峻挑战。PartB61.B。空格前讲志愿活动常被视为无私奉献，空格后讲研究表明志愿者自身也受益，需要过渡句连接两个观点。选项B"然而，较少被认识到的是志愿活动也使志愿者自身受益"完美衔接。62.C。空格前讲志愿活动带来的目标感，空格后举例说明具体的志愿活动，需要一句概括志愿者追求