全国英语等级考试（PETS）三级仿真试题及答案解析(2025年下半年阜新)

全国英语等级考试（PETS）三级仿真试题及答案解析(2025年下半年阜新)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]Takearest.[B]Gotothedoctor.[C]Continueworking.2.Wheredoestheconversationprobablytakeplace?[A]Inalibrary.[B]Inabookstore.[C]Inaclassroom.3.Whatarethespeakersmainlytalkingabout?[A]Amovie.[B]Atravelplan.[C]Aweatherforecast.4.Howmuchwillthewomanpayforthetickets?[A]$20.[B]$30.[C]$40.5.Whatdoesthemanmean?[A]Hedoesn'tlikethegift.[B]Hewillbuyanewcamera.[C]Heneedstocheckthecamerafirst.第二节听下面5段对话或独白。每段对话或独白后有几个小题，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。听每段对话或独白前，你将有5秒钟的时间阅读各个小题；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。听第6段材料，回答第6至7题。6.Whyisthemancallingthewoman?[A]Toinvitehertoameeting.[B]Toaskforheraddress.[C]Toconfirmadeliverytime.7.Whatwillthewomanprobablydoat3:00PMtomorrow?[A]Attendabusinessconference.[B]Waitforthemanathome.[C]Gotothepostoffice.听第7段材料，回答第8至9题。8.Whatistheprobablerelationshipbetweenthespeakers?[A]Teacherandstudent.[B]Brotherandsister.[C]Classmates.9.Whatsubjectdoestheboyfindmostdifficult?[A]Math.[B]History.[C]Chemistry.听第8段材料，回答第10至12题。10.Whydidthewomanquitherpreviousjob?[A]Thesalarywastoolow.[B]Theworkingenvironmentwaspoor.[C]Shewantedtochangehercareerpath.11.Whatisthewoman'smajoradvantageforthenewjob?[A]Richsalesexperience.[B]FluentspokenEnglish.[C]Excellentcomputerskills.12.Whenwillthewomanknowtheresultoftheinterview?[A]NextMonday.[B]NextWednesday.[C]NextFriday.听第9段材料，回答第13至16题。13.Whatisthemandoing?[A]Hostingaradioprogram.[B]Conductingajobinterview.[C]Givingalectureonhealth.14.Howoftendoesthewomangotothegym?[A]Onceaweek.[B]Twiceaweek.[C]Everyday.15.Whatdoesthewomanthinkisthemostimportantforstayinghealthy?[A]Eatingabalanceddiet.[B]Gettingenoughsleep.[C]Doingregularexercise.16.Whatdoesthewomansuggestbusypeopledo?[A]Getupearliertorun.[B]Walkduringtheirlunchbreak.[C]Dointenseworkoutsonweekends.听第10段材料，回答第17至20题。17.Whatisthemainpurposeofthespeaker'stalk?[A]Tointroduceanewcampusbuilding.[B]Toexplaintherulesofthelibrary.[C]Towelcomeinternationalstudents.18.Onwhichfloorcanstudentsfindbooksonliterature?[A]Thefirstfloor.[B]Thesecondfloor.[C]Thethirdfloor.19.Howmanybookscanundergraduatestudentsborrowatmostatonetime?[A]5.[B]10.[C]15.20.Whathappensifabookisreturnedlate?[A]Studentsmustpayafine.[B]Students'borrowingrightswillbesuspended.[C]Studentswillreceiveanemailwarning.第二部分英语知识运用第一节完形填空阅读下面短文，从短文后所给的[A]、[B]、[C]、[D]四个选项中选出能填入相应空白处的最佳选项。Overthepasttwodecades,therapidadvancementofdigitaltechnologyhasprofoundlyalteredthewayweliveandwork.Whilethebenefitsare__21__,thereisagrowingconcernaboutitsimpactonourcognitiveabilities,particularlyourmemory.Beforetheinternet,peoplereliedheavilyontheirownmindsto__22__information.Today,weincreasingly__23__ourmemoriestoexternaldevices,aphenomenonpsychologistscall"digitalamnesia."Arecentstudyfoundthatpeoplearelesslikelytorememberinformationiftheyknowitissavedonacomputer.Thebrain__24__energybynotretainingdatathatiseasilyaccessibleelsewhere.Thisisn'tnecessarilyasignof__25__;rather,itisanevolutionaryadaptation.However,the__26__ofthisshiftaresignificant.Whenwe__27__informationwithoutprocessingitdeeply,welosethecriticalthinkingskillsthatcomefromanalyzingand__28__facts.__29__,relyingentirelyontechnologyformemorycanberisky.Whathappensifthedevicebreaksorlosesinternet__30__?Wemightfindourselvescompletely__31__.Tomitigatetheserisks,expertssuggestpracticing"digitalmindfulness."Thismeansbeingawareofwhatweoffloadtoourdevicesandmakingaconscious__32__tomemorizeessentialinformation,suchasphonenumbersandaddresses.Readingphysicalbooksinsteadofe-bookscanalso__33__memoryretentionbecausethetactileexperienceofturningpageshelps__34__spatialmemory.Ultimately,technologyisatool,andwemustensureit__35__ourmindsratherthanreplacingthem.21.[A]undeniable[B]unavoidable[C]unpredictable[D]unapproachable22.[A]collect[B]store[C]process[D]transmit23.[A]owe[B]leave[C]entrust[D]assign24.[A]conserves[B]wastes[C]consumes[D]generates25.[A]intelligence[B]ignorance[C]laziness[D]weakness26.[A]causes[B]effects[C]reasons[D]sources27.[A]acquire[B]memorize[C]forget[D]input28.[A]questioning[B]receiving[C]ignoring[D]connecting29.[A]Therefore[B]Furthermore[C]However[D]Meanwhile30.[A]connection[B]security[C]provider[D]site31.[A]helpless[B]hopeless[C]careless[D]useless32.[A]decision[B]effort[C]plan[D]attempt33.[A]reduce[B]hinder[C]improve[D]alter34.[A]build[B]lose[C]weaken[D]confuse35.[A]controls[B]serves[C]tricks[D]abandons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。Text1Themoderncorporateenvironmentoftenglorifiesoverwork.Employeesfrequentlyboastabouttheirlonghours,andskippingvacationshasbecomeabadgeofhonor.However,this"hustleculture"isnotonlydetrimentaltopersonalhealthbutalsocounterproductivetoacompany'sbottomline.Studiesconsistentlyshowthatemployeeproductivitydropssharplyaftera50-hourworkweek.Beyondthispoint,theadditionalhoursyielddiminishingreturns,oftenresultinginerrors,burnout,andhighturnoverrates.Despitethisevidence,manymanagersstillequatepresencewithproductivity.Theypraisetheemployeewhostayslateovertheonewholeavesontimebutdelivershigh-qualityworkefficiently.Thismindsetcreatesatoxicenvironmentwhereemployeesfeelpressuredtolookbusyratherthanbeeffective.Tobreakthiscycle,organizationsmustshifttheirfocusfromhoursloggedtooutcomesachieved.Implementingflexibleworkinghoursandencouragingemployeestotaketheirpaidtimeoffarepracticalstepstowardahealthierworkculture.Whenemployeesarewell-rested,theircreativity,problem-solvingabilities,andoverallengagementimprovesignificantly.36.Whatisthemainideaofthepassage?[A]Longworkinghoursincreasecorporateprofits.[B]Thehustlecultureisharmfulandunproductive.[C]Employeesshouldbepaidforovertimework.[D]Managersshouldmonitoremployeeproductivity.37.Accordingtothepassage,whathappenswhenemployeesworkmorethan50hoursaweek?[A]Theirproductivityincreasessignificantly.[B]Theyaremorelikelytogetpromoted.[C]Theiroutputbeginstodecline.[D]Theymakebetterdecisions.38.Whydomanagerspraiseemployeeswhostaylate?[A]Theyvaluehardworkoverefficiency.[B]Theywanttoreducethecompany'scosts.[C]Theymisunderstandtheconceptofproductivity.[D]TheyareunderpressurefromtheCEO.39.Whatdoestheauthorsuggestcompaniesdotoimproveworkculture?[A]Punishemployeeswholeaveontime.[B]Rewardemployeeswhoworkthelongesthours.[C]Focusonresultsratherthantimespent.[D]Increasethestandardworkweekto50hours.Text2Theconceptofa"smartcity"wasonceafuturisticdream,buttoday,itisarapidlyunfoldingreality.Atitscore,asmartcityusestheInternetofThings(IoT)sensorstocollectdatafromvariousassets—trafficlights,wastebins,waterpipes—andusesthisdatatomanageresourcesefficiently.Whilethepotentialbenefits,suchasreducedtrafficcongestionandlowercarbonemissions,areenormous,theimplementationcomeswithsignificantchallenges.Onemajorconcernisprivacy.Ascitiesbecomesaturatedwithsensors,citizens'movementsareconstantlytracked.Whoownsthisdata,andhowisitsecured?Withoutstrictregulations,thedatacouldbeexploitedforcommercialgainorsurveillance.Furthermore,thedigitaldivideposesacriticalthreat.Ifsmartcitytechnologiesareonlyaccessibletoaffluentneighborhoods,existingsocialinequalitieswillbeexacerbated.Lower-incomeareasmightbeleftwithoutdatedinfrastructure,wideningthegapbetweentherichandthepoor.Therefore,urbanplannersmustensurethatsmartcitydevelopmentsareinclusive.Communityengagementisvitalbeforedeployingnewtechnologies.Citizensshouldhaveasayinwhatdataiscollectedandhowitisused.Transparencyandrobustcybersecuritymeasuresarenon-negotiableprerequisites.Onlybyaddressingtheseethicalandlogisticalhurdlescancitiestrulybecome"smart"inawaythatbenefitsallresidents,notjustaprivilegedfew.40.Accordingtothetext,whatistheprimaryfunctionofasmartcity?[A]Tomonitorcitizens'privatelives.[B]Toincreasethespeedofinternetconnections.[C]Tousedatatomanageresourcesefficiently.[D]Toreplacetraditionalinfrastructureentirely.41.Whatisamajorconcernregardingthedatacollectedinsmartcities?[A]Thecostofstoringthedataistoohigh.[B]Thedatamightbeusedtoinvadeprivacy.[C]Thereisnotenoughtechnologytoanalyzethedata.[D]Thedataisusuallyinaccurate.42.Howcanthedigitaldivideaffectlower-incomeneighborhoods?[A]Theywillreceivemorefundingforinfrastructure.[B]Theymightbeleftwithoutdatedinfrastructure.[C]Theywillbethefirsttotestnewsmarttechnologies.[D]Theywillexperiencelesstrafficcongestion.43.Whatdoestheauthorconsidernon-negotiableforsmartcitydevelopment?[A]Communityengagementandtransparency.[B]Fasterinternetspeedandlowercosts.[C]Commercialinvestmentandsurveillance.[D]Strictcurfewsandheavytaxation.Text3Intheharsh,frozenexpanseofAntarctica,aremarkableprocesshasbeenunfoldingformillennia.Deepbeneaththeicesheets,scientistshavediscoveredanetworkofhiddenlakesandrivers.Recently,researchersdrilleddowntooneofthesesubglacialenvironments,hopingtofindmicrobiallife.Whattheydiscoveredchallengedtheirunderstandingofbiology.Inanenvironmentcompletelydevoidofsunlightandthoughttobehostiletocomplexlife,theyfoundathrivingecosystem.Theorganismsarenotphotosynthetic;instead,theyrelyonaprocesscalledchemosynthesis.Theyextractenergyfromchemicalreactionsoccurringbetweenthemineralsintherocksandthewater.Theextremepressureoftheiceabovepreventsthewaterfromfreezing,despitetemperaturesbeingwellbelowzero.Tocalculatethepressureexertedbytheicesheet,researchersusedtheformulaP=ρgh,whereρisthedensityofice,Thisdiscoveryhasprofoundimplicationsforastrobiology.Itsuggeststhatlifecouldpotentiallyexistonotherplanetswithsimilarsubglacialconditions,suchasJupiter'smoonEuropaorSaturn'smoonEnceladus.Iflifecanthriveinsuchanisolated,dark,andcoldenvironmentonEarth,thechancesoffindingextraterrestriallifehavesignificantlyincreased.44.Whatwastheprimarypurposeoftheresearchers'drillingprojectinAntarctica?[A]Tomeasurethetemperatureoftheice.[B]Tosearchforsignsofmicrobiallife.[C]TotesttheformulaP=[D]Tomapthehiddenrivers.45.Howdotheorganismsfoundundertheicesurvive?[A]Byconsumingsunlight.[B]Byeatingothermicroorganisms.[C]Byusingchemicalreactionsforenergy.[D]Byhibernatingformillennia.46.WhatdoesthediscoveryinAntarcticasuggestaboutthesearchforextraterrestriallife?[A]ItprovesthataliensexistonEuropa.[B]Itmakesitlesslikelytofindlifeinspace.[C]Itincreasesthechancesoffindinglifeonotherplanets.[D]ItshowsthatlifecanonlysurviveonEarth.47.WhatcanbeinferredabouttheenvironmentundertheAntarcticice?[A]Itiswarmandsunny.[B]Itisunderhighpressureandcompletelydark.[C]Itishighlypolluted.[D]Ithasnowater.第二节补全文章根据短文内容，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。Mostpeoplebelievethattimemanagementisaboutsqueezingmoretasksintoaday.Theytrytowakeupearlier,multitask,andcutdownonleisuretimetobemoreproductive.__48__Truetimemanagementisnotaboutdoingmorethingsfaster;itisaboutdoingtherightthingseffectively.Herearesomeprinciplestohelpyouredefineyourapproachtotime.First,prioritizeruthlessly.TheParetoPrinciplestatesthat80%ofyourresultscomefrom20%ofyourefforts.__49__Focusyourenergyonthosehigh-impacttasksanddelegateoreliminatetherest.Ifyouspendalldayansweringtrivialemails,youwon'thavetimeforthestrategicworkthatactuallymovestheneedle.__50__Ourbrainsarenotwiredtofocusonmultiplecomplextaskssimultaneously.Whenyoumultitask,youareactuallyjustswitchingbetweentasksrapidly,whichdrainsyourcognitiveenergyandincreasesthelikelihoodoferrors.Itisfarmoreefficienttofocusononetaskatatimeuntilitiscompleted.Finally,embracethepowerofrest.Justasamuscleneedsrecoveryafteraworkout,yourbrainneedsdowntimetofunctionoptimally.__51__Takingbreaksisnotasignoflaziness;itisastrategicnecessity.Stepawayfromyourdesk,takeawalk,orsimplycloseyoureyesfortenminutes.Inconclusion,effectivetimemanagementisaboutself-management.Byprioritizingyourtasks,avoidingthemultitaskingtrap,andallowingyourselftorest,youcanachievemorebydoingless.[A]Youneedtoidentifythe20%ofyourworkthatbringsthemostvalue.[B]Second,avoidthemultitaskingtrap.[C]Therefore,workingwithoutbreaksleadstomentalexhaustion.[D]However,thisapproachoftenleadstoburnoutanddecreasedqualityofwork.[E]Trytoscheduleyourmostdifficulttasksfortheafternoon.[F]Workingcontinuouslyforhoursactuallydiminishesyouroveralloutput.第四部分写作第一节应用文写作假设你是李明，你所在的社区中心正计划为老年人组织一场“智能手机使用”培训课程。请你给社区中心负责人写一封邮件，内容包括：1.说明你写邮件的目的；2.提出对该课程的两点具体建议（如课程时间安排、教学内容等）；3.表示愿意作为志愿者提供帮助。注意：1.词数约100词；2.请勿在邮件中使用真实姓名和地址等个人信息。第二节议论文写作根据下面的图表信息和提示，写一篇短文。1.描述图表中2018年至2023年“在线教育”和“传统线下教育”用户数量的变化趋势；2.分析在线教育增长的原因；3.谈谈你对这两种教育模式的看法。注意：1.词数约120词；2.可适当增加细节，以使行文连贯。（图表描述：2018-2023年在线教育用户人数逐年上升，而传统线下教育用户人数呈缓慢下降趋势。）参考答案及解析第一部分听力理解1.【答案】A【解析】M:Youlookexhausted.Whydon'tyoutakeabreak?W:IwishIcould,butthereportisduetomorrowmorning.女士说她希望能休息，但报告明早就要交。男士建议她休息，故选A。2.【答案】B【解析】M:Excuseme,wherecanIfindthelatestsciencefictionnovels?W:Theyareonthesecondfloor,rightnexttothemagazines.对话中提到了寻找科幻小说的位置，这是典型的书店或图书馆场景。但男士提到“findthelatest...”通常指购买，且杂志通常放在书店入口附近，结合语境判断为书店，选B。3.【答案】B【解析】W:Ican'tdecidewhethertogotothebeachorthemountainsformyvacation.M:Theweatherforecastsaysitwillrainallweekendinthecoastalareas.两人讨论的是去海边还是去山里度假，以及天气预测对度假计划的影响，因此主要谈论的是旅行计划，选B。4.【答案】C【解析】M:Theticketsare15each.W:dlik5.【答案】C【解析】W:Iboughtyouthiscameraforyourbirthday.M:Thanks,butIwon'tbeabletouseituntilIcheckifit'scompatiblewithmycomputer.男士说他要检查相机是否与电脑兼容后才能使用，暗示他需要先检查相机，选C。6.【答案】B7.【答案】B【解析】M:Hi,thisisTomfromthedeliverycompany.Ihaveapackageforyou,butIneedtoconfirmyourhomeaddress.W:Oh,IthoughtIputitontheorderform.It's42KingStreet.M:Great.I'lldeliverittomorrowat3:00PM.W:Perfect.I'llbewaitingathomethen.男士打电话是为了确认送货地址。女士说下午3点会在家等包裹。8.【答案】C9.【答案】A【解析】W:Hey,didyoufinishthemathassignment?Itwassohard.M:Yeah,ittookmehours.Historywasapieceofcake,though.W:Really?Ispentallnightonhistory.Mathwasn'tthatbadforme.两人讨论作业，可推断是同学关系。男生觉得历史简单，觉得数学花了几个小时很难，女生觉得数学不难但历史花了整晚。男生认为最难的科目是数学，选A。10.【答案】B11.【答案】A12.【答案】C【解析】W:Iquitmylastjobbecausetheofficeenvironmentwastootoxic.M:Isee.Whatmakesyouagoodfitforoursalesposition?W:IhavefiveyearsofsalesexperienceandI'mverygoodatdealingwithpeople.M:We'llletyouknowourdecisionbynextFriday.女士辞职是因为工作环境差。她的优势是丰富的销售经验。周五通知结果。13.【答案】A14.【答案】B15.【答案】C16.【答案】B【解析】M:Welcometo'HealthyLiving'.Todaywehaveafitnessexpertwithus.Howoftendoyouworkout?W:Igotothegymtwiceaweek,butIthinkregularexerciseisthekeytohealth,morethandietorsleep.M:Whataboutpeoplewhoaretoobusytogotothegym?W:Theyshouldtrytowalkduringtheirlunchbreak.男士是电台节目主持人。女士一周去两次健身房。女士认为规律运动最重要。建议忙碌的人在午休时散步。17.【答案】C18.【答案】B19.【答案】A20.【答案】A【解析】Welcometoouruniversity.I'mheretotalkaboutthelibraryrules.Literaturebooksareonthesecondfloor.Undergraduatescanborrowupto5booksatatime.Ifyoureturnthemlate,youwillhavetopayafineof50centsaday.说话人是在欢迎新生并介绍图书馆规则。文学书在二楼。本科生最多借5本。还书逾期需要交罚款，选A。第二部分英语知识运用21.【答案】A【解析】此处需要一个形容词修饰benefits。句意：虽然好处是毋庸置疑的，但人们对其对我们认知能力的影响越来越担忧。undeniable意为“不可否认的，毋庸置疑的”，符合语境。unavoidable“不可避免的”；unpredictable“不可预测的”；unapproachable“不可接近的”。故选A。22.【答案】B【解析】前文提到“memory”，此处指人们在互联网出现之前依赖自己的大脑来“储存”信息。storeinformation“储存信息”，符合语境。collect“收集”；process“处理”；transmit“传输”。故选B。23.【答案】C【解析】句意：今天，我们越来越多地将记忆“托付”给外部设备。entrust...to...意为“把……托付给……”，符合语境。owe“欠”；leave“留下”；assign“分配”。故选C。24.【答案】A【解析】前文提到人们不记住容易获取的数据，这是因为大脑通过不保留这些数据来“节省”能量。conserveenergy“节省能量”，符合语境。waste“浪费”；consume“消耗”；generate“产生”。故选A。25.【答案】C【解析】这种遗忘不一定是“懒惰”的标志，而是一种进化适应。laziness“懒惰”，符合语境。intelligence“智力”；ignorance“无知”；weakness“弱点”。故选C。26.【答案】B【解析】然而，这种转变的“影响”是深远的。effects意为“影响，结果”，符合语境。causes“原因”；reasons“理由”；sources“来源”。故选B。27.【答案】A【解析】当我们“获取”信息而没有对其进行深入处理时，我们就失去了批判性思维技能。acquireinformation“获取信息”，符合语境。memorize“记忆”；forget“忘记”；input“输入”。故选A。28.【答案】D【解析】分析和“连接”事实是批判性思维的来源。connectingfacts“将事实联系起来”，与前面的analyzing并列，符合语境。questioning“质疑”；receiving“接收”；ignoring“忽略”。故选D。29.【答案】B【解析】前文讨论了依赖技术的风险，此处进一步说明“此外，完全依赖技术来记忆可能是有风险的”。Furthermore表示递进，意为“此外”，符合语境。Therefore“因此”；However“然而”；Meanwhile“同时”。故选B。30.【答案】A【解析】如果设备坏了或失去了网络“连接”怎么办？internetconnection“网络连接”，符合语境。security“安全”；provider“提供商”；site“站点”。故选A。31.【答案】A【解析】失去连接后，我们可能会发现自己完全“无助”。helpless“无助的”，符合语境。hopeless“绝望的”；careless“粗心的”；useless“无用的”。故选A。32.【答案】B【解析】这意味着我们要有意识地“努力”去记住基本信息。makeaconsciousefforttodosth.意为“有意识地努力做某事”，为固定搭配。故选B。33.【答案】C【解析】阅读纸质书而不是电子书也可以“改善”记忆力。improve“改善，提高”，符合语境。reduce“减少”；hinder“阻碍”；alter“改变”。故选C。34.【答案】A【解析】翻页的触觉体验有助于“建立”空间记忆。build“建立”，符合语境。lose“失去”；weaken“削弱”；confuse“混淆”。故选A。35.【答案】B【解析】归根结底，技术是一种工具，我们必须确保它是为我们的思维“服务”的，而不是取代它们。serves“服务”，符合语境。controls“控制”；tricks“欺骗”；abandons“抛弃”。故选B。第三部分阅读理解36.【答案】B【解析】主旨大意题。文章第一段指出现代职场过度工作的文化不仅对个人健康有害，而且对公司利润适得其反。第二段进一步分析这种现象并建议公司改变工作文化。因此文章的主旨是“奋斗文化是有害且适得其反的”，选B。37.【答案】C【解析】细节理解题。根据第一段第二句“Studiesconsistentlyshowthatemployeeproductivitydropssharplyaftera50-hourworkweek.”可知，工作超过50小时后，员工的生产力会急剧下降，即产出开始减少，选C。38.【答案】C【解析】细节理解题。根据第二段第一句“manymanagersstillequatepresencewithproductivity”可知，许多管理者把出勤时间等同于生产力，这是一种对生产力概念的误解，选C。39.【答案】C【解析】细节理解题。根据第二段第四句“Tobreakthiscycle,organizationsmustshifttheirfocusfromhoursloggedtooutcomesachieved.”可知，作者建议公司应该将注意力从工作时间转移到工作成果上，选C。40.【答案】C【解析】细节理解题。根据第一段第二句“Atitscore,asmartcityusestheInternetofThings(IoT)sensorstocollectdata...andusesthisdatatomanageresourcesefficiently.”可知，智慧城市的主要功能是利用数据高效管理资源，选C。41.【答案】B【解析】细节理解题。根据第二段第一、二句“Onemajorconcernisprivacy...thedatacouldbeexploitedforcommercialgainorsurveillance.”可知，主要担忧是隐私问题，数据可能被用于商业剥削或监视，选B。42.【答案】B【解析】细节理解题。根据第二段最后一句“Lower-incomeareasmightbeleftwithoutdatedinfrastructure...”可知，低收入地区可能会留下过时的基础设施，选B。43.【答案】A【解析】细节理解题。根据最后一段倒数第二句“Transparencyandrobustcybersecuritymeasuresarenon-negotiableprerequisites.”以及前文提到的“Communityengagementisvital”可知，社区参与和透明度是不可妥协的先决条件，选A。44.【答案】B【解析】细节理解题。根据第二段第二句“...researchersdrilleddowntooneofthesesubglacialenvironments,hopingtofindmicrobiallife.”可知，研究人员钻探的主要目的是寻找微生物生命的迹象，选B。45.【答案】C【解析】细节理解题。根据第二段第三、四句“Theorganismsarenotphotosynthetic;instead,theyrelyonaprocesscalledchemosynthesis.Theyextractenergyfromchemicalreactions...”可知，这些生物通过化学合成过程，利用化学反应获取能量，选C。46.【答案】C【解析】细节理解题。根据最后一段最后一句“Iflifecanthriveinsuchanisolated,dark,andcoldenvironmentonEarth,thechancesoffindingextraterrestriallifehavesignificantlyincreased.”可知，这一发现增加了在其他星球找到生命的机会，选C。47.【答案】B【解析】推理判断题。根据第二段描述“completelydevoidofsunlight”（完全没有阳光）和“Theextremepressureoftheiceabovepreventsthewaterfromfreezing”（上方冰层的极端压力防止水结冰）可推断，南极冰层下的环境是高压且完全黑暗的，选B。48.【答案】D【解析】空格前提到人们试图早起、多任务处理来提高效率。空格后说真正的时间管理不是更快地做更多事情，而是有效