全国英语四级试题

全国英语四级试题

PartIWriting(30minutes)Directions:Forthispart,youareallowed30minutestowriteanessayonthetopicTheImpactofSocialMediaonInterpersonalCommunication.Youshouldwriteatleast120wordsbutnomorethan180words.TheImpactofSocialMediaonInterpersonalCommunicationPartIIReadingComprehension(40minutes)SectionADirections:Inthissection,thereisapassagewithtenblanks.Youarerequiredtoselectonewordforeachblankfromalistofchoicesgiveninawordbankfollowingthepassage.Readthepassagethroughcarefullybeforemakingyourchoices.Eachchoiceinthebankisidentifiedbyaletter.Youmaynotuseanyofthewordsinthebankmorethanonce.Theconceptofa"smartcity"isgainingtractionworldwide.Itreferstoanurbanareathatusesdifferenttypesofelectronicmethodsandsensorstocollectdata.Insightsgainedfromthatdataareusedtomanageassets,resources,andservices\(\underline{1}\);inreturn,thatdataisusedtoimprovetheoperationsacrossthecity.Thisincludesdatacollectedfromcitizens,devices,andassetsthatisthenprocessedandanalyzedtomonitorandmanagetrafficandtransportationsystems,powerplants,watersupplynetworks,wastemanagement,lawenforcement,informationsystems,schools,libraries,hospitals,andother\(\underline{2}\)services.Thesmartcityconcept\(\underline{3}\)theintegrationofinformationandcommunicationtechnology(ICT),andvariousphysicaldevicesconnectedtotheInternetofthings(IoT)networkto\(\underline{4}\)theefficiencyofcityoperationsandservicesandconnecttocitizens.Smartcitytechnologyallowscityofficialstointeract\(\underline{5}\)withbothcommunityandcityinfrastructureandtomonitorwhatishappeninginthecityandhowthecityisevolving.ICTisusedtoenhancequality,performance,and\(\underline{6}\)ofurbanservices,toreducecostsandresourceconsumption,andtoimprovecontactbetweencitizensandgovernment.Smartcityapplicationsaredevelopedtomanageurbanflowsandallowforreal-time\(\underline{7}\).Theideaofasmartcityisnotjustabouttechnology;it'salsoaboutusingtechnologytomakecitiesmore\(\underline{8}\),efficient,andsustainable.Manycitiesarenowinvestingheavilyinsuchtechnologiestotackleissuesliketrafficcongestion,energywaste,andpublicsafety.However,challengessuchasdataprivacy,security,andthehighcostof\(\underline{9}\)remainsignificant\(\underline{10}\)towidespreadadoption.WordBank:A)integrateB)efficientC)responseD)obstaclesE)communityF)directlyG)innovationH)livableI)deploymentJ)involvesK)publicL)interactionsM)optimizeN)primarilyO)enableSectionBDirections:Inthissection,youaregoingtoreadapassagewithtenstatementsattachedtoit.Eachstatementcontainsinformationgiveninoneoftheparagraphs.Identifytheparagraphfromwhichtheinformationisderived.Youmaychooseaparagraphmorethanonce.Eachparagraphismarkedwithaletter.ThePowerofSleep[A]Sleep,oftenconsideredapassivestate,isinfactadynamicandessentialprocessforhumanhealthandcognitivefunction.Whilewesleep,ourbrainsarefarfromidle;theyengageinaseriesofcrucialactivitiesthatconsolidatememories,processinformation,andrepairthebody.Understandingthecomplexmechanismsofsleepcanhelpusappreciateitsimportanceandprioritizeitinourdailylives.[B]Oneoftheprimaryfunctionsofsleepismemoryconsolidation.Duringthedeepstagesofsleep,particularlyslow-wavesleep,thebrainreplaystheneuralpatternsformedduringtheday.Thisreplaystrengthenstheconnectionsbetweenneurons,transferringinformationfromtheshort-termmemorystorageofthehippocampustothelong-termstorageoftheneocortex.Studieshaveshownthatindividualswhogetadequatesleepafterlearninganewtaskperformsignificantlybetteronsubsequentteststhanthosewhoaresleep-deprived.[C]Sleepalsoplaysavitalroleinemotionalregulation.Theamygdala,thebrain'semotionalcenter,becomeshyperactivewhenwearesleep-deprived,leadingtoheightenedemotionalreactivity,irritability,andstress.Conversely,duringREM(RapidEyeMovement)sleep,thebrainprocessesemotionalexperiences,oftenintegratingthemintoourmemoryinalesscharged,moremanageableway.Thisiswhyagoodnight'ssleepcanprovideafreshperspectiveonatroublingproblem.[D]Physicalrestorationisanothercriticalaspectofsleep.Growthhormone,essentialfortissuerepairandmusclegrowth,ispredominantlyreleasedduringdeepsleep.Thebodyalsousesthistimetorepaircells,synthesizeproteins,andbolstertheimmunesystem.Chronicsleepdeprivationhasbeenlinkedtoaweakenedimmuneresponse,makingindividualsmoresusceptibletoinfections.[E]Furthermore,sleepactsasacleansingmechanismforthebrain.Theglymphaticsystem,awaste-clearancepathway,becomessignificantlymoreactiveduringsleep.Itflushesouttoxicbyproductsthataccumulatebetweenbraincellsduringwakinghours,includingbeta-amyloid,aproteinassociatedwithAlzheimer'sdisease.Thissuggeststhatconsistent,qualitysleepmaybeaprotectivefactoragainstneurodegenerativeconditions.[F]Despiteitsimportance,sleepisoftensacrificedinmodernsocietyduetoworkpressures,socialactivities,andthepervasiveuseofelectronicdevices.Thebluelightemittedbyscreenscansuppresstheproductionofmelatonin,thehormonethatregulatessleep-wakecycles,makingithardertofallasleep.Thiscreatesacycleofsleepdebtthatcanimpairjudgment,creativity,andoverallhealth.[G]Toimprovesleephygiene,expertsrecommendestablishingaconsistentsleepschedule,evenonweekends.Creatingarelaxingbedtimeroutine,suchasreadingabookortakingawarmbath,cansignaltoyourbodythatit'stimetowinddown.Thebedroomenvironmentshouldbecool,dark,andquiet.Itisalsoadvisabletoavoidcaffeineandheavymealsclosetobedtimeandtolimitexposuretoscreensforatleastanhourbeforesleep.[H]Inconclusion,sleepisnotaluxurybutabiologicalnecessity.Itunderpinsourmentalclarity,emotionalstability,physicalhealth,andlong-termwell-being.Bymakingsleepapriorityandadoptinghealthierhabits,wecanharnessitspowertoimproveourdailyperformanceandqualityoflife.11.Sleephelpsintransferringdailyexperiencesfromtemporarytopermanentmemorystorage.12.Thebrain'ssystemforremovingwasteisparticularlyactiveduringsleep.13.Modernlifestylesandtechnologyaremajorreasonswhypeopledonotgetenoughsleep.14.Ahyperactiveamygdaladuetolackofsleepcanresultinstrongeremotionalreactions.15.Maintainingaregulartimeforgoingtobedandwakingupisbeneficialforsleep.16.Sleepisanactiveperiodduringwhichthebrainperformsseveralimportantfunctions.17.Thereleaseofgrowthhormone,crucialforbodyrepair,mainlyoccursduringdeepsleep.18.Sufficientsleepafterlearningcanenhanceperformanceonrelatedtests.19.Avoidingstimulantslikecaffeinenearbedtimeisasuggestedpracticeforbettersleep.20.Sleepdeprivationcancompromisethebody'sabilitytofightoffillnesses.SectionCDirections:Thereare2passagesinthissection.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).Youshoulddecideonthebestchoice.PassageOneQuestions21to25arebasedonthefollowingpassage.Intherealmofeducation,thedebatebetweentraditionalstandardizedtestingandalternativeassessmentmethodsisongoing.Standardizedtests,suchasmultiple-choiceexams,arepraisedfortheirobjectivity,efficiency,andabilitytoprovidecomparabledataacrosslargepopulations.Theyalloweducatorsandpolicymakerstogaugestudentperformanceagainstcommonbenchmarksandidentifyareaswhereschoolsordistrictsmayneedimprovement.Thestructuredformatminimizesgraderbiasandenablesquick,cost-effectivescoring.However,criticsarguethatthesetestsofferanarrowviewofstudentability.Theyoftenprioritizerotememorizationandtest-takingskillsovercriticalthinking,creativity,andpracticalapplicationofknowledge.Thiscanleadto"teachingtothetest,"wherecurriculumbecomesoverlyfocusedontestcontentattheexpenseofabroader,moreenrichingeducation.Moreover,standardizedtestscancreatesignificantanxietyforstudents,andtheirperformancecanbeinfluencedbyfactorsunrelatedtoacademicability,suchassocio-economicbackgroundortest-dayconditions.Alternativeassessments,likeportfolios,projects,presentations,andpeerevaluations,aimtoprovideamoreholisticpictureofastudent'sskillsandgrowthovertime.Thesemethodscanassesscomplexcompetencies,includingcollaboration,problem-solving,andcommunication,whicharedifficulttomeasurewithastandardtest.Theyencouragedeeperengagementwiththematerialandallowstudentstodemonstratelearningindiverseways.Yet,alternativeassessmentsarenotwithoutchallenges.Theycanbetime-consumingandexpensivetoadministerandgradeconsistently.Theevaluationprocessmaybemoresubjective,requiringclearrubricsandtrainedassessorstoensurefairnessandreliability.Findingabalancebetweentheefficiencyofstandardizedtestsandthedepthofalternativeassessmentsisakeychallengeformoderneducationsystems.Manyexpertsadvocateforahybridapproach,usingeachmethodforthepurposestowhichitisbestsuited.21.Whatismentionedasanadvantageofstandardizedtests?A)Theyencouragecreativityinstudents.B)Theyarecompletelyfreefromanybias.C)Theyareeconomicalandeasytoscore.D)Theyfocusonpracticalknowledgeapplication.22.Whatdoestheterm"teachingtothetest"referto?A)Designingtestsbasedonteachingcontent.B)Focusinginstructionnarrowlyontestmaterial.C)Usingtestsastheprimaryteachingmethod.D)Allowingteacherstocreatetheirowntests.23.Accordingtothepassage,whatisadrawbackofalternativeassessments?A)Theycausehighlevelsofstudentanxiety.B)Theyareinefficientandcanbesubjective.C)Theyfailtoassesscriticalthinkingskills.D)Theycannotbeusedforlargepopulations.24.Whatissuggestedasapotentialsolutioninthelastparagraph?A)Abolishingstandardizedtestsentirely.B)Relyingsolelyonalternativeassessments.C)Combiningdifferentassessmentmethods.D)Returningtotraditionaloralexaminations.25.Whatisthemainpurposeofthepassage?A)Tocriticizetheuseofstandardizedtestinginschools.B)Topromotetheadoptionofalternativeassessments.C)Todiscussthestrengthsandweaknessesofdifferentassessmenttypes.D)Toexplainthehistoricaldevelopmentofeducationaltesting.PassageTwoQuestions26to30arebasedonthefollowingpassage.Thephenomenonof"urbanheatislands"(UHIs)describesmetropolitanareasthataresignificantlywarmerthantheirsurroundingruralregions.Thistemperaturedifferenceisprimarilycausedbyhumanactivitiesandthemodificationoflandsurfaces.Innaturallandscapes,vegetationprovidesshadeandcoolstheairthroughevapotranspiration.Cities,however,aredominatedbyconstructedsurfaceslikeasphalt,concrete,andbrick,whichabsorbandretainsolarradiationduringthedayandreleaseitslowlyatnight,preventingthecityfromcoolingdown.TheconsequencesofUHIsaremultifaceted.Elevatedtemperaturescanincreaseenergydemandforairconditioning,leadingtohighergreenhousegasemissionsfrompowerplants.Heatstressposesserioushealthrisks,particularlyfortheelderlyandthosewithpre-existingconditions,potentiallyresultinginmoreheat-relatedillnessesandfatalities.PoorairqualityoftenaccompaniesUHIs,ashighertemperaturesacceleratetheformationofground-levelozone,aharmfulpollutant.Mitigatingtheurbanheatislandeffectrequiresstrategicplanninganddesign.Oneeffectiveapproachistoincreaseurbangreenery.Plantingtreesalongstreets,creatingparks,andinstallinggreenroofsandwallscanprovideshadeandenhanceevaporativecooling.Anotherstrategyinvolvesusingcoolerconstructionmaterials.Reflectiveroofsandpavements,ofteninlightercolors,canreflectmoresunlightandabsorblessheat.Improvingurbandesigntoenhanceairflowandreducethedensityofheat-absorbingstructurescanalsohelp.Whilethesesolutionsofferclearbenefits,implementationfaceshurdles.Thecostofretrofittingexistinginfrastructurewithcoolmaterialsorgreentechnologiescanbehigh.Urbanspaceisoftenlimited,makingitchallengingtoaddlargegreenareas.Theremayalsobemaintenanceconsiderationsfornewvegetationorreflectivesurfaces.Despitethesechallenges,addressingUHIsiscrucialforbuildingmoresustainable,resilient,andlivablecitiesinthefaceofawarmingclimate.26.Whatisthemaincauseoftheurbanheatislandeffect?A)Increasedgreenhousegasemissionsfromvehicles.B)Thereplacementofnaturalsurfaceswithconstructionmaterials.C)Higherpopulationdensityinurbanareas.D)Thelackofairconditioninginruralregions.27.Accordingtothepassage,whichofthefollowingisadirectconsequenceofUHIs?A)Decreasedenergyconsumptioninsummer.B)Improvedairqualityduetoheat.C)Greaterriskofhealthproblemsforvulnerablegroups.D)Increasedrainfallincitycenters.28.Whatisonefunctionofurbanvegetationmentionedinthetext?A)Toincreaselandvalue.B)Toabsorbpollutantsdirectly.C)Toprovidecoolingthroughevapotranspiration.D)Toreducenoisepollution.29.Whatdoestheauthorsayabout"coolconstructionmaterials"?A)Theyareusuallydark-colored.B)Theyaremoreexpensivethantraditionalmaterials.C)Theyhelpbyreflectingsunlight.D)Theyareonlysuitableforroofs.30.Whatistheauthor'soverallattitudetowardssolvingtheUHIproblem?A)Pessimisticduetohighcosts.B)Indifferent,asitisanaturalprocess.C)Criticalofcurrenturbanplanning.D)Supportive,despiteexistingdifficulties.PartIIITranslation(30minutes)Directions:Forthispart,youarerequiredtotranslateapassagefromChineseintoEnglish.YoushouldwriteyouranswerontheAnswerSheet.中国书法(calligraphy)是一门独特的传统艺术，其历史可以追溯到数千年前。它不仅是交流的工具，更是一种表达情感和审美观念的方式。书法家通过控制毛笔的力度和速度，创造出具有节奏感和美感的汉字。练习书法需要极大的耐心和专注，被认为是一种修身养性的活动。今天，书法依然深受人们喜爱，它不仅被应用于艺术创作，也出现在各种设计和文化展示中。这门古老的艺术继续向世界展示着中国文化的魅力。PartIVAnswerSheetWriting(SampleAnswer)Socialmediahasprofoundlyreshapedthelandscapeofinterpersonalcommunication.Ontheonehand,itoffersunprecedentedconvenience.Peoplecaninstantlyconnectwithfriendsandfamilyacrosstheglobe,sharelifeupdates,