公共英语四级考试题

公共英语四级考试题

PartIUseofEnglish(15points)Directions:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDontheANSWERSHEET.Theconceptof"smartcities"israpidlyevolvingfromafuturisticvisionintoatangiblereality.(1)______ontheintegrationofinformationandcommunicationtechnologies(ICT)andtheInternetofThings(IoT),theseurbanareasaimtoenhancethe(2)______ofservices,reducecostsandresourceconsumption,andfostermoreactivecitizenengagement.Sensors,dataanalytics,andconnecteddevicesare(3)______intoinfrastructure,fromtrafficlightsandwastemanagementtopublicsafetyandenergygrids.However,thepathtobecomingasmartcityisnotwithout(4)______.Significantfinancialinvestmentisrequiredfortheinitialdeploymentandongoingmaintenanceoftechnology.Thereisalsothe(5)______challengeofensuringdataprivacyandcybersecurity.Ascitiescollectvastamountsofdataoncitizens'movements,habits,andpreferences,questionsariseaboutwhoownsthisdataandhowitis(6)______.Amajor(7)______isthedigitaldivide;notallcitizenshaveequalaccesstotechnologyortheskillstouseit,potentially(8)______existingsocialinequalities.(9)______,thebenefitscanbesubstantial.Optimizedtrafficflowreducescongestionandpollution.Smartgridsleadtomore(10)______energyuse.Remotehealthmonitoringcanimprove(11)______carefortheelderly.Thekeytosuccessliesnotjustintechnology,butinputtingpeopleatthe(12)______ofplanning.Citizenparticipationinthedesignprocessensuresthatsolutionsare(13)______tolocalneeds.Furthermore,stronggovernanceframeworksandtransparentpoliciesareessentialtobuildpublic(14)______.Inconclusion,whiletechnologyprovidesthetools,theultimategoalofasmartcityshouldbetocreateamorelivable,sustainable,and(15)______urbanenvironmentforallitsinhabitants.1.A)FocusingB)ReliedC)BasedD)Centered2.A)qualityB)quantityC)deliveryD)variety3.A)wovenB)builtC)combinedD)involved4.A)questionsB)challengesC)doubtsD)puzzles5.A)criticalB)smallC)optionalD)historical6.A)protectedB)storedC)usedD)sold7.A)concernB)achievementC)improvementD)factor8.A)addressingB)reversingC)wideningD)ignoring9.A)ConverselyB)ThereforeC)MeanwhileD)Nevertheless10.A)efficientB)sufficientC)traditionalD)expensive11.A)hospitalB)clinicalC)preventiveD)primary12.A)heartB)topC)endD)stage13.A)tailoredB)superiorC)familiarD)beneficial14.A)awarenessB)trustC)interestD)facility15.A)competitiveB)isolatedC)inclusiveD)crowdedPartIIReadingComprehension(40points)SectionA(20points)Directions:Readthefollowingfourtexts.AnswerthequestionsbeloweachtextbychoosingA,B,CorD.MarkyouranswersontheANSWERSHEET.Text1Inaneraofconstantdigitalconnectivity,thenotionof"digitaldetox"–voluntarilyrefrainingfromusingelectronicdevicessuchassmartphonesandcomputersforaperiodoftime–hasgainedconsiderablepopularity.Proponentsarguethatsteppingawayfromscreenscanreducestress,improvesleep,enhancereal-worldsocialinteractions,andboostproductivity.Retreatsandcampsofferingdevice-freeexperienceshavesprungup,cateringtothosefeelingoverwhelmedbytheonlineworld.However,criticsquestionthelong-termeffectivenessandpracticalityofsuchdrasticmeasures.Theysuggestthatcompletelydisconnectingisneitherfeasiblenordesirableformostpeoplewhoseworkandsociallivesareintertwinedwithtechnology.Insteadofperiodicdetoxes,theyadvocatefordevelopingamoremindfulandbalancedrelationshipwithtechnologythroughdailyhabits.Thisincludessettingspecific"no-phone"times,turningoffnon-essentialnotifications,andbeingintentionalaboutonlineactivities.Thedebatehighlightsabroadersocietalchallenge:managingtechnology'sroleinourlives.Whetherthroughafulldetoxormindfulusage,thegoalremainstoensurethattechnologyservesasatoolforenhancement,notasourceofconstantdistractionandanxiety.1.Whatisthemainpurposeofa"digitaldetox"?A)Topermanentlyabandonallelectronicdevices.B)Totakeabreakfromusingdigitaldevicestemporarily.C)Toimprovethetechnicalskillsofusingdevices.D)Toparticipateinspecificretreatsandcamps.2.Accordingtocritics,whatisabetteralternativetoadigitaldetox?A)Usingtechnologyonlyforworkpurposes.B)Attendingmoredevice-freeretreats.C)Cultivatingmindfuldailyhabitsregardingtechnologyuse.D)Relyingonsimpler,non-digitaltoolsentirely.3.Theword"feasible"inparagraph2isclosestinmeaningto______.A)practicalB)popularC)difficultD)necessary4.Whatisthecommongoalsharedbybothproponentsandcriticsmentionedinthetext?A)Topromotethelatestdigitalgadgets.B)Toeliminatetechnologyfromdailylife.C)Tohelppeoplebettermanagetheirinteractionwithtechnology.D)Toencouragemoreinvestmentindigitalinfrastructure.Text2Thecirculareconomyrepresentsasystemicshiftawayfromthetraditionallinearmodelof"take,make,dispose."Itaimstoredefinegrowth,focusingonpositivesociety-widebenefits.Itentailsgraduallydecouplingeconomicactivityfromtheconsumptionoffiniteresourcesanddesigningwasteoutofthesystem.Underpinnedbyatransitiontorenewableenergysources,thecircularmodelbuildseconomic,natural,andsocialcapital.Atitscorearethreeprinciples:eliminatewasteandpollution,keepproductsandmaterialsinuse,andregeneratenaturalsystems.Thisisachievedthroughstrategieslikedesigningdurable,repairableproducts;promotingsharingmodels(likecar-sharing);andrecyclingmaterialstocreatenewproducts.Forbusinesses,thismodeloffersopportunitiesforinnovation,costsavingsfromefficientresourceuse,andclosercustomerrelationshipsthroughservice-basedmodels(e.g.,leasinginsteadofselling).Whiletheconceptispromising,transitioningtoacirculareconomyfaceshurdles.Itrequiresafundamentalredesignofproductionprocesses,supplychains,andconsumerbehavior.Currenteconomicsystemsandregulationsoftenfavorlinearmodels.Significantinvestmentandcollaborationamonggovernments,businesses,andconsumersarecrucialtoovercomethesebarriersandunlocktheenvironmentalandeconomicbenefitsofacircularsystem.5.Whatisthemainobjectiveofthecirculareconomy?A)Toincreasethespeedofmanufacturinganddisposal.B)Toachieveeconomicgrowthbyusingmoreresources.C)Tocreateasustainableeconomicsystemthatminimizeswaste.D)Toreplaceallmanufacturedgoodswithnaturalproducts.6.WhichofthefollowingisNOTmentionedasaprincipleofthecirculareconomy?A)Reducingwasteandpollution.B)Maximizingtheuseofproductsandmaterials.C)Restoringnaturalenvironments.D)Usingonlynon-renewableenergy.7.Whatadvantagecanbusinessesgainfromthecircularmodelaccordingtothetext?A)Guaranteedincreaseinsalesvolume.B)Opportunitiesforinnovationandcostreduction.C)Simplifiedlinearproductionprocesses.D)Lessneedforcustomerinteraction.8.Whatisamajorchallengeinadoptingthecirculareconomy?A)Lackofpromisingconcepts.B)Theneedtoredesignexistingsystemsandbehaviors.C)Absenceofenvironmentalbenefits.D)Decreaseddemandforcollaborativeefforts.Text3Biomimicry,thepracticeoflearningfromandmimickingstrategiesfoundinnaturetosolvehumandesignchallenges,isgainingtractionacrossvariousfields.Fromtheshapeofhigh-speedtrainsinspiredbykingfisherbeakstoreducenoise,tobuildingventilationsystemsmodeledontermitemounds,natureoffersavastlibraryoftime-testedsolutions.Thesesolutionsareoftenenergy-efficient,sustainable,andremarkablyeffective.Theprocessinvolvesthreekeyelements:Emulate(form,process,orecosystem),Ethos(thecoreprincipleoflearningfromnature),and(Re)Connect(theideathatrecognizingourinterdependencewithnaturecanleadtomoresustainablechoices).Unliketraditionalhumanengineering,whichoftenforcessolutions,biomimicryseekselegantadaptationsthatworkinharmonywithnaturallaws.Despiteitspotential,biomimicryisnotasimplecopy-and-pasteexercise.Deepbiologicalunderstandingandinterdisciplinarycollaborationarerequiredtotranslatenaturalmodelsintofunctionalhumanapplications.Furthermore,themostprofoundlessonsfrombiomimicrymaybephilosophical:shiftingourperspectivefromseeingnatureasaresourcetoexploittoamentortolearnfrom,whichcouldfundamentallyalterourapproachtoinnovationandsustainability.9.Whatisthecentralideaofbiomimicry?A)Toreplacehumantechnologywithnaturalsystems.B)Tostudybiologyforitsownsake.C)Tocopynaturalformsandprocessestoaddresshumanproblems.D)Toprotectallspeciesfromextinction.10.Theexampleof"buildingventilationsystemsmodeledontermitemounds"isgiventoillustrate______.A)thecomplexityofinsectarchitectureB)adirectcopyingofnaturalformC)anapplicationofbiomimicryforefficientdesignD)theneedtostudytermites11.Whatdoesthe"(Re)Connect"elementofbiomimicryemphasize?A)Theneedforfastertechnologicalconnection.B)Reconnectingphysicalcomponentsinamachine.C)Thephilosophicalshifttowardsseeingnatureasamentor.D)Emulatingnaturalformsascloselyaspossible.12.Whatisamajordifficultyinapplyingbiomimicry?A)Lackofnaturalmodelstocopy.B)Itsconflictwithtraditionalengineering.C)Theneedforspecializedknowledgeandcross-fieldcooperation.D)Itsfocusonphilosophicalratherthanpracticalsolutions.Text4The"gigeconomy,"characterizedbyshort-termcontractsorfreelanceworkasopposedtopermanentjobs,hasexpandedrapidlywiththeriseofdigitalplatforms.Forworkers,itpromisesflexibility,autonomy,andtheopportunitytodiversifyincomestreams.Forbusinesses,itoffersaccesstoabroadtalentpoolandtheabilitytoscalelaborforceupordownbasedondemand.However,thismodelhassparkedsignificantdebateregardingworkers'rightsandsocialprotections.Gigworkersareoftenclassifiedasindependentcontractors,notemployees.Thismeanstheytypicallylackbenefitssuchasminimumwageguarantees,healthinsurance,paidleave,andretirementplans.Theonusisontheindividualtomanagetaxes,insurance,andperiodsofnowork.Thiscanleadtofinancialinstabilityandincreasedstress.Regulatorsandcourtsinvariouscountriesaregrapplingwithhowtoclassifygigworkersandwhatprotectionstheyshouldbeentitledto.Someproposeanew,intermediatecategoryofworkerthatfallsbetweenemployeeandcontractor.Othersargueforextendingtraditionallaborprotectionstocoverplatformworkers.Theresolutionofthisissuewillsignificantlyimpactthefutureofwork,balancingtheinnovativeflexibilityofthegigmodelwiththeneedforasecureandequitableworkforce.13.Whatisakeyfeatureofthegigeconomy?A)Lifetimeemploymentwithasinglecompany.B)Long-termcontractswithextensivebenefits.C)Short-term,flexibleworkarrangements.D)Workconductedsolelyinofficeenvironments.14.Whatisamajordrawbackforworkersinthegigeconomyaccordingtothetext?A)Lackofflexibilityinchoosingworkhours.B)Absenceoftraditionalemploymentbenefitsandsecurity.C)Inabilitytousedigitalplatforms.D)Mandatoryretirementatafixedage.15.Howaresomeauthoritiestryingtoaddresstheproblemsinthegigeconomy?A)Bybanningallfreelanceworkplatforms.B)Byforcingallgigworkerstobecomefull-timeemployees.C)Bycreatingnewlegalcategoriesorextendingprotections.D)Byignoringtheissueasamatterofpersonalchoice.SectionB(10points)Directions:Inthefollowingtext,somesentenceshavebeenremoved.ForQuestions16-20,choosethemostsuitableonefromthelistA-Gtofitintoeachofthenumberedblanks.Therearetwoextrachoiceswhichyoudonotneedtouse.MarkyouranswersontheANSWERSHEET.Thephenomenonof"urbanheatislands"(UHIs)referstometropolitanareasthataresignificantlywarmerthantheirsurroundingruralregions.(16)______.Thistemperaturedifferenceismostpronouncedatnightandduringwinter.TheprimarycauseofUHIsisthemodificationoflandsurfaces.(17)______.Thesematerialsabsorbandretainsolarradiationduringthedayandreleaseitslowlyatnight,preventingthecityfromcoolingdown.Additionally,wasteheatfromvehicles,industrialprocesses,andairconditioningunitscontributestotheeffect.(18)______.Tallbuildingscanalsotrapheatandreducewindflow.TheconsequencesofUHIsaremultifaceted.Theycanleadtoincreasedenergyconsumptionforcooling,elevatedemissionsofairpollutantsandgreenhousegases,andcompromisedhumanhealthandcomfort,particularlyduringheatwaves.(19)______.Mitigatingtheurbanheatislandeffectrequiresintegratedstrategies.Plantingmoretreesandcreatinggreenroofsandwallsprovideshadeandcooltheairthroughevapotranspiration.Usingreflectiveor"cool"materialsforpavementsandroofscanreduceheatabsorption.(20)______.Urbanplanningthatpromotesbetterairflowandreducesrelianceonvehiclesforshorttripscanalsohelp.AddressingUHIsiscrucialforbuildingmoreclimate-resilientandlivablecities.A)Reducedvegetationincitiesmeanslessshadeandcoolingfromevapotranspiration.B)Therefore,thephenomenonisconsideredbeneficialforwinterheating.C)Thetemperaturegapcanbeashighas3-4°Cormore.D)Forexample,asphaltandconcretereplacenaturalvegetationlikegrassandtrees.E)Improvingenergyefficiencyinbuildingsandindustriescandecreasewasteheat.F)Somecitieshavestartedtoimplementlarge-scalesolarpanelprojects.G)Waterbodies,likeriversandlakes,canmoderatetemperatures,buttheyareoftenlimitedinurbancores.SectionC(10points)Directions:ReadthefollowingtextcarefullyandthentranslatetheunderlinedsegmentsintoChinese.WriteyourtranslationontheANSWERSHEET.Therapiddevelopmentofartificialintelligence(AI)istransformingindustriesandsocietiesatanunprecedentedpace.21)WhileAIholdsimmensepotentialtodriveeconomicgrowth,solvecomplexproblems,andimprovequalityoflife,italsoraisessignificantethicalandsocialquestions.OnemajorconcernisthepotentialforbiasinAIalgorithms.22)Ifthedatausedtotrainthesesystemsreflectshistoricalprejudicesorlacksdiversity,theAIcanperpetuateorevenamplifyexistinginequalities.Thisisparticularlyproblematicinhigh-stakesareaslikehiring,lending,andlawenforcement.Anotherchallengeistheimpactonemployment.23)AutomationpoweredbyAIislikelytodisplacecertaintypesofjobs,especiallythoseinvolvingroutinetasks.ThisnecessitatesamajorfocusonreskillingandupskillingtheworkforcetopreparefornewrolesthatemergeintheAIeconomy.24)Furthermore,theconcentrationofAIexpertiseanddatainthehandsofafewlargecorporationsornationsposesriskstomarketcompetitionandglobalequity.Addressingthesechallengesrequiresproactiveandcollaborativeefforts.25)Developingtransparent,fair,andaccountableAIsystemsmustbeapriority.Thisinvolvesinterdisciplinaryresearch,robustlegalandethicalframeworks,andinclusivedialogueinvolvingtechnologists,policymakers,andthepublic.ThegoalshouldbetoharnessthebenefitsofAIwhileensuringitsdevelopmentalignswithbroaderhumanvaluesandsocialgood.PartIIIWriting(25points)Directions:Writeanessayof160-200wordsbasedonthefollowingchartandtheoutlinegiven.WriteyouressayontheANSWERSHEET.Outline:1)Describethechart.2)Analyzethepossiblereasonsforthisphenomenon.3)Giveyourcomments.Chart:Abarcharttitled"PrimaryReasonsforYoungAdults(18-30)toChooseOnlineCourses".Thechartshowsfourreasonsandtheirpercentageofrespondentswhoselectedthem:-Flexibilityinschedule:78%-Lowercostcomparedtotraditionalcourses:65%-Accesstoawidervarietyofsubjects:52%-Abilitytolearnatone'sownpace:48%PartIVTranslation(20points)Directions:TranslatethefollowingtextintoEnglish.WriteyourtranslationontheANSWERSHEET.近年来，随着电子商务的蓬勃发展，中国的物流行业经