2025年下半年兰州全国英语等级考试（PETS）三级复习试题库

2025年下半年兰州全国英语等级考试（PETS）三级复习试题库第一部分听力理解第一节听下面5段对话。每段对话后有一个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1.Whatdoesthemansuggestthewomando?A.Takeataxitotheairport.B.Leavefortheairportimmediately.C.Checktheflightscheduleonline.2.Whyisthewomanunabletoattendtheconference?A.Shehastoprepareforajobinterview.B.Herflighthasbeencanceledduetobadweather.C.Sheissufferingfromaseveremedicalcondition.3.Whatarethespeakersmainlydiscussing?A.Thequalityofthefurniture.B.Thelayoutofthenewapartment.C.Thecostofinteriordecoration.4.Whatdoesthemanimplyabouttheprojectdeadline?A.Itisimpossibletomeetthecurrentdeadline.B.Theteammightneedtoworkovertimethisweekend.C.Hehasalreadyfinishedhispartoftheassignment.5.Howdoesthewomanfeelaboutthenewcompanypolicy?A.Sheisstronglyopposedtoit.B.Shethinksitishighlybeneficial.C.Sheisindifferenttothechanges.第二节听下面2段材料。每段材料后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段材料前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段材料读两遍。听下面一段对话，回答第6至第8题。6.Whatistheprimarypurposeoftheman'svisittothedoctor?A.Togetaprescriptionforachroniccough.B.Todiscusstheresultsofhisbloodtest.C.Toseekadviceonmanaginghiswork-relatedstress.7.Accordingtothedoctor,whatisthemaincauseoftheman'ssymptoms?A.Abacterialinfectionrequiringantibiotics.B.Anallergicreactiontopollenintheair.C.Acombinationofpoordietandlackofsleep.8.Whatlifestylechangedoesthedoctorhighlyrecommend?A.Takingatwo-weekleaveofabsencefromwork.B.Incorporatingatleast30minutesofaerobicexercisedaily.C.Switchingtoacompletelyvegetariandietimmediately.听下面一段独白，回答第9至第10题。9.Whatisthemainfocusofthespeaker'spresentation?A.Thehistoricalevolutionofrenewableenergysources.B.Theeconomicimpactoftransitioningtosolarpower.C.Thetechnologicalchallengesinstoringwindenergy.10.Accordingtothespeaker,whatisthemostpromisingsolutiontotheenergyfluctuationproblem?A.Upgradingtheexistingnationalpowergridinfrastructure.B.Developinghigh-capacitylithium-ionbatterystoragesystems.C.Buildingmorehydroelectricdamstoregulatethepowersupply.第二部分英语知识运用阅读下面短文，掌握其大意，然后从11至25各题所给的A、B、C、D四个选项中，选出一个最佳答案。Theconceptofremoteworkhasevolvedfromararecorporateperktoafundamentalbusinessstrategy.Whiletheinitialtransitionwaslargelydrivenbyglobalcircumstances,manyorganizationshavenowrecognizedthelong-termbenefitsofa11workforce.However,thisshiftisnotwithoutitschallenges.Oneofthemostsignificanthurdlesismaintaininga12companyculturewhenemployeesaregeographicallydispersed.Inatraditionalofficesetting,cultureisoftenbuiltthroughspontaneousinteractions—watercoolerconversations,sharedlunches,and13meetings.Inaremoteenvironment,these14momentsmustbeintentionallyengineered.Managersplayacrucialroleinthis15.Theymusttransitionfromamodelofmicromanagementtoonebasedon16andclearcommunication.Trustisthe17ofanysuccessfulremoteteam.Withoutit,employeesmayfeelisolatedanddisconnectedfromtheorganization'sbroader18.Furthermore,therelianceondigitalcommunicationtoolscanleadtoaphenomenonknownas"Zoomfatigue."Theconstant19ofbeingoncameraandthelackofnon-verbalcuescanbementally20.Tocombatthis,companiesareimplementing"no-meeting"daysandencouragingasynchronouscommunication,whichallowsemployeestorespondtomessagesatatimethat21theirworkflowbest.Anothercriticalaspectistheestablishmentofclear22betweenworkandpersonallife.Whenthehomebecomestheoffice,thephysicalboundarydisappears,oftenleadingtolongerworkinghoursandpotential23.Organizationsmustactivelypromoteahealthywork-lifebalancebyrespectingoff-hoursandencouragingemployeesto24completelyaftertheirdesignatedworkingtime.Ultimately,thesuccessofremoteworkhingesnotonthetechnologyitself,butontheorganization'sabilitytofosterhumanconnectionandwell-beingina25space.11.A.distributedB.centralizedC.localizedD.international12.A.fragileB.cohesiveC.superficialD.rigid13.A.accidentalB.impromptuC.scheduledD.mandatory14.A.spontaneousB.formalC.plannedD.structured15.A.transitionB.traditionC.transactionD.translation16.A.surveillanceB.autonomyC.obedienceD.submission17.A.pinnacleB.peripheryC.cornerstoneD.consequence18.A.profitsB.missionC.hierarchyD.infrastructure19.A.pressureB.reliefC.libertyD.privilege20.A.refreshingB.exhaustingC.stimulatingD.motivating21.A.disruptsB.hindersC.suitsD.complicates22.A.boundariesB.connectionsC.alliancesD.conflicts23.A.promotionB.innovationC.burnoutD.recruitment24.A.engageB.disconnectC.socializeD.accelerate25.A.physicalB.virtualC.publicD.commercial第三部分阅读理解第一节阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。Passage1Theproliferationofelectricvehicles(EVs)isoftenheraldedasadefinitivesolutiontourbanairpollutionandacrucialsteptowardmitigatingclimatechange.However,acomprehensiveanalysisoftheEVlifecyclerevealsamorecomplexenvironmentalcalculus,particularlyconcerningbatteryproductionandend-of-lifemanagement.Themanufacturingoflithium-ionbatteries,thepowerhouseofmodernEVs,requirestheextractionofrawmaterialssuchaslithium,cobalt,andnickel.Miningoperationsforthesemineralsarefrequentlyassociatedwithsevereecologicaldegradation,substantialwaterconsumption,andhumanrightsconcernsincertaindevelopingnations.Furthermore,theenvironmentaladvantageofEVsoverinternalcombustionengine(ICE)vehiclesiscontingentuponthesourceoftheelectricityusedtochargethem.Inregionsheavilyreliantoncoalornaturalgasforpowergeneration,theindirectemissionsproducedbyanEVoveritsoperationallifespancansometimesrivalthoseofanefficienthybridvehicle.ThisdoesnotnegatethebenefitsofEVsbuthighlightsthenecessityofdecarbonizingtheelectricalgridconcurrentlywithvehicleelectrification.Perhapsthemostpressingissueistherecyclinginfrastructurefordepletedbatteries.Currently,therecyclingrateforlithium-ionbatteriesremainsalarminglylow.Improperdisposalcanleadtotheleachingoftoxicheavymetalsintosoilandgroundwater.Developingeconomicallyviableandscalablerecyclingtechnologiesisimperativetoclosetheloopandestablishatrulycirculareconomy.Consequently,thetransitiontosustainabletransportationrequiresaholisticapproachthataddressesnotonlytailpipeemissionsbutalsothesystemicenvironmentalimpactsacrosstheentiresupplychain.26.Whatistheauthor'sprimarypurposeinwritingthispassage?A.Todiscourageconsumersfrompurchasingelectricvehiclesduetotheirhiddenenvironmentalcosts.B.ToarguethatinternalcombustionenginevehiclesaremoreenvironmentallyfriendlythanEVs.C.Topresentanuancedevaluationoftheenvironmentalimpactofelectricvehiclesthroughouttheirlifecycle.D.Toadvocatefortheimmediatebanoflithiumminingindevelopingcountries.27.Accordingtothepassage,theenvironmentalbenefitofanEVdependssignificantlyon:A.Thebrandandmodelofthevehiclepurchased.B.Themethodusedtorecyclethevehicle'sbattery.C.Theprimarysourceoftheelectricityusedforcharging.D.Thepriceoflithiumandcobaltintheglobalmarket.28.Theword"calculus"inthesecondsentenceofthepassagemostcloselymeans:A.Amathematicalcomputation.B.Acomplexassessmentorcalculation.C.Atypeofgeologicaldeposit.D.Amedicalcondition.29.WhatcanbeinferredaboutthecurrentstateofEVbatteryrecycling?A.Itishighlyefficientandwidelyimplementedglobally.B.Itiseconomicallyunprofitableandthereforelargelyignored.C.Itrequiressignificantimprovementtopreventenvironmentaldamage.D.Itisstrictlyregulatedbyinternationalenvironmentallaws.Passage2Theconceptof"deepwork,"coinedbycomputerscienceprofessorCalNewport,referstotheabilitytofocuswithoutdistractiononacognitivelydemandingtask.Inaneradominatedbyinstantaneousdigitalcommunication,socialmedia,andopen-planoffices,thecapacityfordeepworkhasbecomeincreasinglyrare,yetsimultaneouslymorevaluableinoureconomy.Engagingindeepworkfacilitatestherapidmasteringofcomplexinformationandtheproductionofhigh-qualityoutputinlesstime.Conversely,"shallowwork"consistsoflogistical,non-cognitivelydemandingtasks,oftenperformedwhiledistracted,suchasansweringroutineemailsorattendingunproductivemeetings.Whileshallowworkisunavoidable,animbalancewhereshallowtasksdominateone'sschedulecanleadtoapermanentstateofattentionfragmentation,severelydiminishingprofessionaloutputandpersonalsatisfaction.Tocultivateadeepworkhabit,individualsmustactivelydesigntheirworkflowsandenvironments.Oneeffectivestrategyistimeblocking,whichinvolvesdedicatingspecific,uninterruptedblocksoftimetoasinglehigh-prioritytask.Duringtheseblocks,alldigitalnotificationsshouldbedisabled.Furthermore,embracingboredomisessential.Themodernhabitofconstantlyreachingforasmartphoneattheslightesthintofboredomerodesthebrain'scapacityforsustainedconcentration.Byallowingthemindtowanderwithoutexternalstimuli,individualscantraintheircognitiveendurance,makingiteasiertoengageinprofound,focusedworkwhennecessary.30.Accordingtothepassage,whatistheprimarycharacteristicof"shallowwork"?A.Itrequiresintensecognitiveeffortanddeepconcentration.B.Itisusuallyperformedinastateofdistractionandislogisticallysimple.C.Itisthemostvaluabletypeofworkinthemoderneconomy.D.Itprimarilyinvolvesthemasteryofcomplexnewinformation.31.Whydoestheauthormention"embracingboredom"?A.Tosuggestthatdeepworkisinherentlyboringandtedious.B.Toemphasizethatavoidingdigitaldistractionshelpsrebuildconcentration.C.Toarguethatsmartphonesarecompletelyuselessforprofessionaldevelopment.D.Toexplainthattimeblockingisanineffectivestrategyforproductivity.32.Whatisthemainthreatposedbyanoverabundanceofshallowwork?A.Itleadstohigherlevelsofjobsatisfactionandpersonalhappiness.B.Itcausesindividualstomastercomplexinformationtooquickly.C.Itresultsinfragmentedattentionanddecreasedprofessionaloutput.D.Itnecessitatesthecompleteeliminationofdigitalcommunicationtools.33.Thetoneofthepassagecanbestbedescribedas:A.Satiricalandhumorous.B.Analyticalandprescriptive.C.Pessimisticandfatalistic.D.Sentimentalandnostalgic.Passage3Incontemporarycorporateenvironments,thepracticeofcalculatinganindividual'scarbonfootprinthasgainedsignificanttraction.Acarbonfootprintrepresentsthetotalamountofgreenhousegasesgeneratedbyouractions.Thebasicformulatoestimateanindividual'sannualcarbonfootprintisexpressedasE=(×),whereEisthetotalemissions,istheamountofactivityiUnderstandingthiscalculationiscrucialfordevelopingeffectivestrategiestomitigatepersonalenvironmentalimpact.Ifacommuterdrivesastandardgasolinevehicle20,000kilometersannually,andtheemissionfactorfortheirvehicleisapproximately0.2kgCe/However,criticsarguethatanoveremphasisonpersonalcarbonfootprintscandeflectresponsibilityfrommajorindustrialpollutersandsystemicissues.Theysuggestthatwhileindividualactionsarevaluable,theyareinsufficienttoaddressthescaleoftheclimatecrisiswithoutcorrespondingregulatoryandcorporatereforms.Proponentsofthepersonalfootprintmetriccounterthatgrassrootsawarenessdrivesmarketdemandforsustainableproducts,eventuallyforcingsystemicchangefromthebottomup.Ultimately,adualapproachencompassingbothindividualaccountabilityandstructuralpolicyshiftsisnecessarytoachievemeaningfulenvironmentalsustainability.34.WhatistheprimarymathematicalrelationshipdescribedbytheformulaE=A.Thetotalemissionsequalthesumofallactivitiesmultipliedbytheirrespectiveemissionfactors.B.Thetotalemissionsarecalculatedbydividingtheactivityamountbytheemissionfactor.C.Theemissionfactoristhesumofallindividualactivitiesdividedbytotalemissions.D.Thetotalemissionsdependsolelyonthedistancetraveledbyavehicle.35.Basedonthepassage'slogic,ifapersondrives10,000kilometersinayearwithanemissionfactorof0.2kA.50treesB.100treesC.200treesD.400trees36.Whatisamajorcriticismoffocusingheavilyonpersonalcarbonfootprints?A.Itoverestimatestheimpactofindividualactionsontheenvironment.B.Itshiftsattentionawayfromlargecorporateandindustrialcontributionstopollution.C.Itismathematicallyimpossibletocalculateanindividual'scarbonfootprintaccurately.D.Itencouragesindividualstoplanttoomanytrees,disruptinglocalecosystems.37.Whatistheauthor'sfinalrecommendationregardingenvironmentalsustainability?A.Relyingentirelyonindividualbehavioralchangestosolvetheclimatecrisis.B.Imposingstrictregulationsexclusivelyonmajorindustrialpolluters.C.Implementingacombinedapproachofindividualresponsibilityandsystemicpolicyreforms.D.Discouragingthecalculationofcarbonfootprintsasitdistractsfromrealissues.第二节补全文章阅读下面短文，从短文后的选项中选出能填入空白处的最佳选项。选项中有一项为多余选项。ThePsychologyofProcrastinationProcrastinationisoftenmisunderstoodasasimplematterofpoortimemanagementorsheerlaziness.However,psychologicalresearchrevealsthatitisfundamentallyafailureofemotionregulation,nottimemanagement.38Weprocrastinatebecausewewanttoavoidthenegativeemotions—suchasanxiety,boredom,orfrustration—associatedwithaparticulartask.Understandingthisemotionalrootisthefirststeptowardovercomingthehabit.Whenfacedwithadauntingtask,theamygdala,thebrainregionresponsibleforprocessingthreats,canperceivethetaskasasourceofimmediatestress.39Thiscreatesaconflictbetweenthelimbicsystem,seekingimmediaterelief,andtheprefrontalcortex,responsibleforlong-termplanning.Inthisinternaltug-of-war,thedesireforimmediatemoodrepairoftenwins,leadingustodelaythetask.40Breakingalarge,intimidatingprojectintosmaller,manageablestepscansignificantlyreducethepsychologicalbarrier.Insteadofwriting"finishthefinancialreport,"onemightlist"openthespreadsheetandinputthefirstquarterdata."Thissmallertaskislesslikelytotriggerthebrain'sthreatresponse.Furthermore,forgivingoneselfforpastprocrastinationhasbeenscientificallyproventoreducefuturedelays.41Bylettinggooftheguilt,theemotionalburdenassociatedwiththetaskislifted,makingiteasiertostart.Anothereffectivestrategyistheimplementationof"temptationbundling,"whichinvolvespairingataskyouwanttoavoidwithanactivityyouenjoy.Forexample,onlyallowingyourselftolistentoyourfavoritepodcastwhileworkingonhouseholdchoresortediousadministrativework.42Itcreatesapositiveassociationwiththetask,counteractingtheinherentnegativitythatcausesthedelay.A.Guiltandshameonlycompoundthenegativeemotionsweassociatewiththetask,makingusmorelikelytoavoiditinthefuture.B.Thisconflictleadstoastateofparalysiswherenoproductiveworkcanbeaccomplished.C.Themostpracticalsolutionistosimplyforceoneselftoworkharderandscheduletimemoreefficiently.D.Bycouplinganimmediaterewardwithanecessarybutunpleasanttask,theemotionalresistanceislowered.E.Tocombatthis,individualscanemploycognitivestrategiestoreframetheirapproachtothework.F.Whenataskmakesusfeelanxiousorincompetent,ourbrainnaturallyseekstoescapethosenegativefeelingsbyturningtosomethingmorepleasant.第四部分写作第一节应用文写作43.假设你是某科技公司项目经理李华，你原定于下周二下午与外方合作伙伴David举行一次线上视频会议，讨论新产品的研发进度。但由于你的团队刚刚接到一项紧急任务，需要全体成员下周二全天参与处理，因此该视频会议必须延期。请你给David写一封电子邮件，内容包括：1.说明写信目的并为推迟会议道歉；2.解释推迟会议的具体原因；3.提出两个改期备选方案，并询问对方的意见。注意：1.词数约100词；2.请勿在信中使用真实姓名和学校名称。第二节议论文写作44.随着人工智能（AI）技术的飞速发展，越来越多的自动化工具被应用于日常工作与学习中，大幅提升了效率。然而，这也引发了人们对于“人类过度依赖AI是否会导致自身基础技能退化”的担忧。请你就此话题写一篇短文，内容包括：1.简述AI在工作与学习中的普及现象；2.分析过度依赖AI可能带来的负面影响（如基础能力退化、创新能力受限等）；3.提出如何在使用AI的同时保持并提升人类自身能力的建议。注意：1.词数120-150词；2.可适当拓展细节，以使行文连贯。第五部分答案与深度解析第一部分听力理解1.【答案】C【解析】推理判断题。男士话中提到，航班经常因为天气原因延误，建议女士先上网查看航班动态，而不是直接打车去机场，故C项符合题意。2.【答案】A【解析】细节理解题。女士明确表示她无法参加下周的会议，因为她一直在准备一个非常重要的工作面试，时间冲突，故选A。3.【答案】B【解析】主旨大意题。对话中两人频繁提到沙发的摆放位置、电视墙的空间以及餐厅的布局，核心话题是关于新房间的布局，故B项正确。4.【答案】B【解析】推理判断题。男士提到目前的进度落后于原计划，如果要按时提交，团队本周末可能必须得加班赶工，暗示了周末加班的可能性。5.【答案】B【解析】观点态度题。女士认为新政策虽然在短期内会有适应期，但从长远来看它不仅提高了公司的运营效率，还极大改善了员工福利，说明她觉得新政策是极具益处的。6.【答案】B【解析】细节理解题。男士一进门就告诉医生，他来是为了看看上周抽血化验的结果，因为他感觉最近总是疲惫无力。A和C均为干扰项，故选B。7.【答案】C【解析】细节理解题。医生在分析结果时指出，没有细菌感染的迹象，主要是因为长期的工作压力导致饮食极其不规律且睡眠严重不足，综合导致了这些症状。8.【答案】B【解析】细节理解题。医生强烈建议男士不能仅靠药物缓解，必须改变生活方式，特别是每天至少进行30分钟的有氧运动，如慢跑或游泳，以增强体质。A和C项过于绝对，不符合医疗常理。9.【答案】B【解析】主旨大意题。独白开头提到，今天演讲的重点不是技术本身，而是探讨全面向太阳能转型对地方经济和就业市场带来的深远影响，故B项正确。10.【答案】A【解析】细节理解题。演讲者提到，风力发电本身具有间歇性，为了解决这种能量波动的问题，最有效且最有前景的解决方案是全面升级现有的国家电网基础设施，使其具备强大的储能和调配能力。B项被提到，但不是最核心的系统性解决方案。第二部分英语知识运用11.【答案】A【解析】词义辨析题。本文讨论远程办公，distributedworkforce（分布式劳动力）是地道的职场术语，指员工分布在不同的地理位置。centralized（集中的）与文意相反；localized（局部的）不适用；international（国际的）过于狭隘。故选A。12.【答案】B【解析】上下文逻辑题。当员工在地理上分散时，维持一个具有凝聚力的企业文化是挑战。cohesive（有凝聚力的）符合语境。fragile（脆弱的）、superficial（表面的）、rigid（死板的）均不符合正面企业文化的建设需求。13.【答案】B【解析】词义辨析题。与spontaneousinteractions（自发互动）并列，impromptumeetings（即兴会议）符合传统办公室文化特点。accidental（意外的）含有贬义；scheduled（预定的）与自发互动的语境相悖；mandatory（强制的）不符。14.【答案】A【解析】逻辑指代题。前文提到的spontaneousmoments即为后文所需要刻意设计的内容，选项A与原文呼应。formal（正式的）、planned（计划的）、structured（有结构的）均不符合自发互动的性质。15.【答案】A【解析】上下文理解题。管理者在这种转变中扮演重要角色。transition意为“转变”，符合企业从传统办公向远程办公转型的语境。tradition（传统）、transaction（交易）、translation（翻译）均无关联。16.【答案】B【解析】上下文逻辑题。管理者需要从微观管理转变为基于“自主性”和清晰沟通的模式。autonomy（自主性）与micromanagement（微观管理）形成鲜明对比。surveillance（监视）、obedience（服从）、submission（屈从）均不符合现代管理理念。17.【答案】C【解析】固定搭配与词义题。信任是任何成功远程团队的“基石”。cornerstone意为“基石、基础”，符合固定搭配。pinnacle（顶峰）、periphery（边缘）、consequence（后果）均不合逻辑。18.【答案】B【解析】上下文理解题。如果没有信任，员工会感到孤立，且与组织更广泛的“使命”脱节。mission（使命）契合企业愿景的语境。profits（利润）、hierarchy（等级制度）、infrastructure（基础设施）不符合员工的归属感对象。19.【答案】A【解析】上下文逻辑题。Zoom疲劳源于一直面对镜头的压力。pressure（压力）符合语境。relief（缓解）、liberty（自由）、privilege（特权）均与疲劳的负面情绪不符。20.【答案】B【解析】词义辨析题。持续的视频会议和缺乏非语言线索在精神上是令人筋疲力尽的。exhausting（令人筋疲力尽的）符合逻辑。refreshing（提神的）、stimulating（刺激的）、motivating（激励的）均表示积极情绪，不合题意。21.【答案】C【解析】词义辨析题。异步通信允许员工在他们觉得最“适合”自己工作流程的时间回复消息。suits（适合）符合语境。disrupts（扰乱）、hinders（阻碍）、complicates（使复杂化）均与异步通信的积极初衷相悖。22.【答案】A【解析】上下文逻辑题。当家庭成为办公室，物理边界消失，因此需要建立明确的“界限”。boundaries（界限）符合工作与生活平衡的主题。connections（联系）、alliances（联盟）、conflicts（冲突）均不正确。23.【答案】C【解析】上下文逻辑题。工作时间延长可能导致倦怠。burnout（倦怠）是职场过度劳累的经典后果。promotion（晋升）、innovation（创新）、recruitment（招聘）均不合语境。24.【答案】B【解析】词义辨析题。组织应鼓励员工在规定时间后完全“断开连接”。disconnect（断开连接）指不处理工作消息，符合语境。engage（参与）、socialize（社交）、accelerate（加速）均不合题意。25.【答案】B【解析】总结性推理题。全文探讨远程工作，即在“虚拟”空间中建立人际联系与福祉。virtual（虚拟的）点明主题。physical（物理的）、public（公共的）、commercial（商业的）均不贴切。第三部分阅读理解第一节Passage126.【答案】C【解析】主旨大意题。文章首句指出电动车常被视为解决污染的最终方案，但随后的分析揭示了更复杂的环保计算，随后从电池制造、电力来源、回收处理三个方面详细论述。由此可知作者意在客观呈现电动车全生命周期的环境影响，C项正确。A项“劝阻购买”、B项“燃油车更环保”均曲解文意；D项“呼吁禁止锂矿开采”无中生有。27.【答案】C【解析】细节理解题。第二段指出，电动车相较于燃油车的环保优势取决于用于充电的电力来源（thesourceoftheelectricityusedtochargethem）。在依赖煤炭或天然气发电的地区，电动车的间接排放可能很高。C项符合文意。28.【答案】B【解析】词义猜测题。该词所在句意为“然而，对电动车生命周期的全面分析揭示了一个更复杂的环保计算”，下文论述了制造电池、充电、回收等复杂环节带来的影响。此处calculus引申为“评估、计算、综合考量”，B项“复杂的评估或计算”最贴切。A项过于字面化，C、D项不符语境。29.【答案】C【解析】推理判断题。第三段指出，目前锂电池的回收率极低，不当处置会导致重金属渗漏，因此开发可扩展的回收技术势在必行。由此可推断目前的回收现状亟需大幅改善以防止环境破坏，C项正确。A项与“回收率极低”矛盾；B项“经济上无利可图”未直接表述；D项“受国际法严格监管”无依据。Passage230.【答案】B【解析】细节理解题。第二段第二句指出，浅度工作由后勤类、非认知高要求的任务组成，通常在分心状态下进行，如回复邮件或参加无实质内容的会议。B项“通常在分心状态下进行且逻辑简单”完全吻合。31.【答案】B【解析】推理判断题。最后一段提到，在感到无聊时频繁看手机会侵蚀大脑持续专注的能力，因此拥抱无聊（不借助外部刺激让大脑放空）能训练认知耐力，有助于在需要时进行深度专注的工作。B项“强调避免数字干扰有助于重建专注力”是对原文的正确推断。32.【答案】C【解析】细节理解题。第二段末句指出，当浅度工作主导日程时，会导致注意力永久性碎片化的状态，严重削弱专业产出和个人满意度。C项“导致注意力分散和专业产出下降”符合原文。33.【答案】B【解析】观点态度题。文章客观分析了深度工作的重要性，浅度工作的危害，并提出了具体的培养策略。整体语气是理性的分析，且带有指导性质。B项“分析性和指导性的”最为准确。A项“讽刺幽默”、C项“悲观宿命论”、D项“感伤怀旧”均不对。Passage334.【答案】A【解析】公式理解题。公式E=(×)中，E为总排放量，求和符号∑表示将各项活动量35.【答案】B【解析】计算推导题。根据原文给出的条件：每年驾驶10,000公里，排放因子为0.2kgCe/km36.【答案】B【解析】细节理解题。第三段首句提到，批评者认为过度强调个人碳足迹会将责任从主要的工业污染源和系统性问题上转移开来。B项“将注意力从大型企业和工业对污染的贡献上转移开”完全符合原文。37.【答案】C【解析】推理判断题。文章最后一句总结道，最终需要一种双重方法，既包含个人问责制，又包含结构性政策转变，以实现有意义的环境可持续性。C项“实施个人责任和系统性政策改革相结合的方法”是对原文的最佳概括。第二节补全文章38.【答案】F【解析】段落逻辑题。本段开头指出拖延不是时间管理问题，而是情绪调节失败。紧接的后一句说“我们拖延是因为想避免负面情绪”。F项“当一项任务让我们感到焦虑或无能时，大脑自然会通过转向更愉快的事情来逃避这些负面感觉”承上启下，解释了情绪如何导致拖延，与后句形成完美逻辑递进。39.【答案】B【解析】上下文衔接题。前句提到，面临艰巨任务时，杏仁核会将其视为直接压力源。后句提到这造成了边缘系统（寻求即时缓解）和前额叶皮层（负责长期计划）之间的冲突。B项“这种冲突导致了一种无法完成任何生产性工作的瘫痪状态”顺理成章地承接了下文描述的内部拔河比赛及其后果。40.【答案】E【解析】段落主旨题。第三段开始给出具体的解决策略。E项“为了