2025年高考英语复习难题之说明文阅读理解

2025年高考英语复习难题速递之说明文阅读理解（2025年4月）

一.阅读理解（共20小题）

1.（2025•锦州——模）Withrapidevolutionofartificialintelligence,DeepSeekhasemergedasarevolutionary

forceredefiningtheboundariesofmachinelearningapplications.Establishedin2023，thisAIenterprisehas

distinguisheditselfthroughitsfocusondevelopingself-improvingalgorithms（算法）whileaddressingthe

complexdilemmascausedbyadvancedAIsystems.

AtthecoreofDeepSeek*sinnovationliesDeepSeek-V3,amultimodalneural（神经的）networkthat

combinestransformerarchitecturewithlateststrengthenedlearningmechanisms.UnlikeconventionalAlmodels

requiringperiodichumanupdates,thisself-promotingsystemprocessesover2.3trillionparameters（参数）in

real-timethroughitsspecialautomaticweightingsystem.ThemodeFslanguageprocessingcapabilitiesextend

beyondmerepatternrecognition,enablingittoanalyseconfusingphraseslikemedicaltermsorculturalidioms

with94.7%accuracyinclinicaltrials.

Thecompany*sbreakthroughshaveparticularlypioneereddiagnosticmedicine.DeepSeek'smedicalAI

toolset,MedAnalytica-X,recentlyoutperformedX-rayexpertsindetectingearly-stagecancerthroughits

analysisofCTscansandgeneticdata.Byidentifyingtumor（肿瘤）patternsinvisibletothehumaneye,thesystem

achieved99.1%accuracyina15,000-patientmulticenterstudy,reducingdiagnosticdelaysbyanaverageof

14.3months.

However,thecompanysparkedpanicwhenitsworkforceautomationtoolsreplaced23%ofcustomerservice

positionsatpartnerorganizations.Inresponse,DeepSeekestablishedthefirstAITransitionFund,settingaside7%

ofannualprofitstoretrainingprogramsfocusedonAIsupervisionandcomputingmaintenance.

Lookingahead,DeepSeek'supcomingProjectHermesseekstotranslatecomplexAIdecisionsintocausal

reasoningchainsunderstandabletonon-experts.AsgovernmentsdebateAIregulation,DeepSeek'sresearchers

standupforadaptivemanagementframeworksthatbalanceinnovationwithalgorithmicresponsibility.

Whiledoubtersquestionwhetheranyprivatecompanyshouldhavesuchtransformativepower,DeepSeek's

commitmenttoopen-sourceitssafetyalgorithmshaseasedsomeconcems.Thecompany*stracksuggestsa

futurewhereAIdoesn'tmerelycopyhumanintelligencebutcreatesnewmodelsforhuman-machine

cooperation.

（1）WhatdiffersDeepSeek-V3fromconventionalAlmodels?

A.Periodicmanualupdatesfromengineers.

B.Superiorperformanceinlanguagetranslationonly.

C.Real-timeself-improvementthroughadaptiveweighting.

D.Itsabilitytoprocesslanguagethroughpatternrecognition.

(2)HowdidMedAnalytica-Ximprovecancerdiagnosis?

A.Byanalyzingconfusingmedicalterms.

B.Byinvestigatinggeneticdataandtumorpatterns.

C.Byfocusingsolelyontraditionalimagingtechniques.

D.BycooperatingwithhumanX-rayexpertsinclinicaltrials.

(3)WhatmeasuredidDeepSeektaketorelievejobreplacementconcerns?

A.FightingagainstAIregulationpolicies.

B.Reducingthepriceofmedicaldiagnostictools.

C.Suspendingalltheautomationresearchpermanently.

D.Creatingretrainingprogramsfundedbycompanyprofits.

(4)Whatisthebesttitleofthepassage?

A.AIInnovationandItsChallenges：TheStoryofDeepSeek

B.ConcernsCausedbyDeepSeek*sAutomation：Unemployment

C.ABreakthroughinMultimodalNeuralNetworks：DeepSeek-V3

D.AccuracyofCancerDiagnosisisImproving：DeepSeek'sMedicalAl

2.(2025•锦州一模)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。

2024hasbeenaremarkableyearforliterature,withbooksfromhistoricalfictiontotechinnovation

fascinatingreadersglobally.Belowarefourstandouttitlesthatdominatedbestsellerlistsandsparkedcultural

conversations.

OneHundredYearsofSolitude(2024Edition)byGabrielGarciaMarquez

Thismasterpiece,re-releasedinaspecial2024edition,reclaimeditsspotatopfictioncharts.Marrying

magicalrealismwithamulti-generationallegendoftheBuendiafamily,thenoveFstimelessexplorationoflove,

fate,andlonelinessresonated(共鸣)deeplyintoday'sdividedworld.Criticsparticularlypraiseditsreflectionon

howindividualchoicesconnectwithsharedsociety.

TheWayofNVIDIAbyKimTae

ThisnonfictionbookexplainstheriseofNVIDIAasatechgiant.Combiningbusinessstrategywith

innovativeideas,Kimexploresthecompany'scultureofcooperationandrisk-taking.Thebookappealsnotonly

totechenthusiastsbutalsotoprofessionalsseekinginspirationforoperatingincompetitivemarkets.Itsadviceon

leadershiphasmadeitamust-readincareerdevelopmentcircles.

TheInvincibleSummerofLilianabyCristinaRiveraGarza

Thistruestorydescribesayoungwoman*smurderanditschaineffectsonherfamily.Combiningjournalistic

accuracywithemotionaldepth,theauthorreconstructsthetragedywhileprobingsocialinjustices.Praisedforits

honestyandpoeticwriting,thebookhasbecomeatouchstonefordiscussionsaboutgrief,strength,andsocial

responsibility.

AWandererintheSouthbyMaBoyong

ThishistoricalnovelfollowsTangMeng,aHanDynastyofficermanagingthefood-relatedandpolitical

issuesofancientNanyue.Throughvividdescriptionsoffoodculture,MaBoyongexploresculturalexchangeand

identity.Thebook'srichhistoricaldetailandplayfultonehaveearnedcomparisonstoTheStoryofMingLan,

fortifyingitsstatusasaneducationalandentertainingread.

(1)whichbookcanhelpyouimproveyourcorporatemanagementcapacity?

A.OneHundredYearsofSolitude(2024Edition).

B.TheWayofNVIDIA.

C.TheInvincibleSummerofLiliana.

D.AWandererintheSouth.

(2)WhatismainlydiscussedinTheInvincibleSummerofLiliana?

A.Afamily'sjourneytosolveamurdermystery.

B.Commentsofmoderninvestigativejournalism.

C.Psychologicalanalysisofsorrowthroughpoetry.

D.Connectionbetweenpersonaltragedyandsocialjustice.

(3)WhyisAWandererintheSouthcomparedtoTheStoryofMingLan?

A.Bothfeaturestrongfemalecharacters.

B.Bothapplyhumortodiscusspoliticalconflicts.

C.Bothmixhistoricalaccuracywithengagingstorytelling.

D.Bothfocusonthecuisinetraditionsasculturalsymbols.

3.(2025•辽宁模拟)Echochambers(信息茧房)havebecomeatopicofconcerninthedigitalage.They

refertoenvironmentswhereindividualsareonlyexposedtoopinionssimilartotheirown,anddifferent

perspectivesarerarelyconsidered.Manybelievethatechochamberslimitintellectualgrowth,whichcanbe

damagingtoourunderstandingofdiverseviewpoints.

However,recentstudieshavequestionedtheextenttowhichechochamberstrulyexistindigital

technologies.Somearticlesevendoubttheirexistence,suggestingthattheclaimofdigitalmediahabitsmaking

ourprejudicesstrongerisitselfaprejudicedstatement.Thetruthseemstobemorecomplex.AsurveyofInternet

usersfoundthatindividualswithadeeperunderstandingoftheirinterestsandbetterdigitalskillsaremorecapable

ofseekingoutdiverseopinions.Ontheotherhand,thosewholacktheseskillsmayexperiencecognitive(认知)

stress,leadingtoanarrowfocusintheirinformationsearch.

Socialmediabehavioranalysisprovidesfurtherinsight.OnestudyofTwitterusersrevealedthatwhilemost

userssharedarangeofopinions，themostactiveonepercentdisplayedhighlypolarized(两极化的)views,

whichwerefollowedmorewidely.Thisindicatesthatechochambersmayhaveasignificantimpactonopinion

spread.Peoplewhofrequentlyexpressstrongopinionsreceivemorereinforcement,leadingtoincreased

polarization.Thiseffectismadestrongerbysocialmediathatpromotecontentsimilartoone'sexistingviews.

Theavailableevidencedoessuggestthatechochambersexist,althoughnotalldigitalcommunicationoccurs

withinthem,buttheresearchsuggeststhattheyhaveadisproportionateinfluenceonthespreadofopinionsand

maywellbeaproductofthetypeofreinforcementexperiencedanddelivereddigitally.Theywillgeneratea

reducedrangeofmorepolarizedviewsandtheycannotbeignored-evenifthatisanuncomfortablefactfor

mediacompanieskeentopromotethemselvesasdefendersoffreespeech.

(1)Inparagraph1,adefinitionisgivento.

A.respondtoaconcern

B.comparedifferentperspectives

C.addressawarningofaproblem

D.introducedifferentviewsonechochambers

(2)Whatcanbeinferredfromparagraph2?

A.Prejudicescontributetoechochambers.

B.DiverseopinionsconfuseInternetusers.

C.Mediahabitstendtobecomeincreasinglycomplex.

D.Digitalskillscanhelpavoidnarrowinformationacquisition.

（3）What*sacauseofpolarizedview?

A.Socialmediapromotion.

B.Contrastinexistingviews.

C.Inappropriateonlinebehavior.

D.Instantdigitalcommunication.

（4）What*sthebesttitleofthetext?

A.AreWeReadyfortheDigitalAge?

B.AreEchoChambersReallyinExistence?

C.HowCanMediaCompaniesSupportFreeSpeech?

D.HowArePeopleInfluencedbytheSpreadofOpinions?

4.（2025•渝中区校级二模）Whenitcomestoproblem-solving,virtuallyeveryonecanuseeitherinsightful

oranalyticalmethods,butmanypeopletendtouseoneratherthantheother.MathematicianRogerPenrose,for

example,canobviouslythinkanalyticallybutseemstobenaturallyinsightful."Idomostofmythinkingin

visualtermsratherthanwritingdownequations（方程式），"heoncesaidinaninterview.

Inthe2010sBrianErickson,thenadoctoralstudentatDrexelUniversity,andhiscolleaguesdemonstrated

thatpeople'stendencytowardinsightfuloranalyticalthinkingisevidentduring,'resting-state"brainactivity一

whileapersonrelaxeswithnotasktoperformorexpectationaboutwhatistocome.Ericksonrecordedpeople's

resting-stateEEGs（脑电图）andthen,weekslater,taskedthesameparticipantswithsolvingaseriesof

puzzles.Theastonishingresult：afewminutesofEEGpredicted,uptosevenweeksinadvance,whetheraperson

wouldsolvethepuzzlesmostlyinsightfullyoranalytically.Ourdominantthinkingstyleisstableovertime.

Thesubjectswhoreliedmostlyoninsighthadgreaterresting-stateactivityatthebackofthebrain,whereas

theanalyticalsubjectshadgreateractivityinfrontalareas.Thefrontalareas,whereaperson*sexecutiveprocesses

arecentered,organizeactivityintherestofthebrain.Theseexecutiveprocessesenablepeopletothinkina

focusedandstrategicway,buttheycanalsorestrictcreativitybylimitingthoughttostraightforwardplans,justas

ahorse*sblindersblockoutdistractionsthatwouldleadittowanderfromitspath.Whenactivityinthisregionis

relativelylow,asitwasfortheinsightfulsubjects,posterior（后部）areascan"gorogue?"sometimesresulting

inaha!moments.

Althoughindividualsmaytendtowardmoreanalyticalorinsightfulthinking,wearen'tlockedintooneorthe

other.Ourthinkingstylecanshift,atleasttemporarily,totheotherstrategy.Thisflexibilityiskeytomakingthe

bestpossibleuseofbothcreativityandlogicinourdecision-making.Byusingtherightstrategyattherighttime,

wecanaddresschallengesmoreeffectively,enhancingourabilitytothinkcriticallyandinnovatively.

(1)WhatdoestheexampleofRogerPenroseillustrate?

A.Visualimageshelpsolveaproblem.

B.Scientistsfavoraninsightfulsolution.

C.Note-takingnegativelyaffectsthinking.

D.Peoplehaveapreferredwayofthinking.

(2)WhatdidBrianErickson'sstudyrevealaboutresting-statebrainactivity?

A.Itpredictsourfuturegrowth.

B.Itreflectsourthinkingability.

C.Itindicatesourdominantthinkingstyle.

D.Itdeterminesourproblem-solvingspeed.

(3)WhatdoestheunderlinedexpressionHgorogue"inparagraph3probablymean?

A.Getstuck.

B.Runwild.

C.Growmature.

D.Becomeinactive.

(4)Whatadvicedoestheauthorgiveinthelastparagraph?

A.Followyournaturalthinkingstyle.

B.Adjustyourthinkingstyleasneeded.

C.Reflectonyourthinkingstyleregularly.

D.Limityouranalyticalthinkingtostaycreative.

5.(2025•嘉兴三模)Needabreakfromreality?Don'tweall!Lifegetstough,butwecanfightbackwiththe

rightkindofattitude.WecanwinthebattlewithinourselvesbyLive-Action-Role-Playing(LARPing)in

Louisiana!We'reheretobriefyouonthebasicsandhelpyouliveoutyourfantasies.

LouisianaLARPingBasics

Imaginefightingbattlesasahero.Ordressupasacyberpunkprincess(公主).Inmanyways,youcan

becomewhoyouwant,andthat*stheobviousattractionofLARPing.MostgroupsforLARPinginLouisianahave

registrationpagesontheirwebsites,andsomehaveprivategroupsonFacebook.

LouisianaLARPingGroups

LarpWorksisalargecommunitywith3differentgamesforyoutoplay.Dependingonyourinterests,youcan

choosetobeapartofmedieval(中世名己)times,ahistoricalfantasy,orasci-fithriller.It*sakindofactive

storytellingtoplayoutthenarrativesasyourowncharacterwithyourownstoryline.

EchoesofAthusisafantasygroupthatgathersinvariouscampgroundsaroundLouisiana.Theyhavea

websitefulloffunresourcesformemberstoexplore.Alotofworkhasbeenputintotheirhistoryandtales.You

canreallygetwrappedupincreatingyourownbackgroundstory.

FinalWords

LARPinginLouisianacouldbetheescapeyou'relookingfor!Attheveryleast,it'sanopportunitytomeet

newpeopleandlearnaboutanewsubculture.Thepossibilitiesareendless-youcouldruleyourownkingdom

oneday!

(1)WhatisthemainattractionofLouisianaLARPing?

A.Itdevelopsyourimagination.

B.Itmakesyoumorecompetitive.

C.Itprovidesyouwithafictionalidentity.

D.Ithelpschangeyourattitudetowardslife.

(2)WhatcanyoudoinLarpWorksandEchoesofAthus?

A.Actoutstories.

B.Playonlinegames.

C.Leamaboutscience.

D.Createfunresources.

(3)WhatcanLouisianaLARPingbringtoyou?

A.Ahighpositioninsociety.

B.Agetawayfromreality.

C.Asenseofculturalprotection.

D.Anopportunityforpromotion.

6.(2025•湖W匕模拟)Sincethedawnofhumanhistory，innovationhasbeenabalancingactofwonderand

fear.Fromthediscoveryoffiretothefirstflightsofairplanes,eachtechnologicalbreakthroughhaspromisedto

enhancehumanabilitieswhilesimultaneously(同时)causingrisks.Firecouldwarmusordestroyus；airplanes

couldconnectusorbeturnedintotoolsofwar.Yetthroughalltheseadvancements,oneconstanthasremained：

humancognition(认矢口)，theuniquesparkofthoughtandcreativitythathasshapedourprogress.

Buttoday,somethingisdifferent.Forthefirsttimeinhistory,humancognitionitselfisatriskofbeingout

-of-date.Withtheriseofartificialintelligence(AI),wearenolongerjustbuildingtoolstoenhanceourabilities；

wearebuildingsystemsthatmaybesuperiortoourverycapacitytothink,create,andinnovate.Thisshiftdoesn't

justcompletelychangeindustries,butitalsochallengesthecoreofwhatmakesushuman.

Inpastinnovations,technologiesfunctionedasextensionsofhumanabilities.Theairplanesenlargedour

physicalreach,theInternetexpandedouraccesstoinformation,andcomputersincreasedourabilityto

compute.Thesetoolswereclearlyunderhumancontrol,operatingwithintheboundariesweset.

However,AIisfundamentallydifferent.ltoperatesintherangeofcognition,notmerelyconductingtasks,

butalsolearning,reasoning,andevengeneratingcreativecontent.Fromwritingnewsarticlestodiagnosing

diseases,AIsystemsareperformingtasksoncethoughttorequireuniquelyhumanjudgment.Whathappenswhen

machinescanthinkbetterthanwecan?And,moreimportantly,whatdoesitmeantobehumaninanagewhen

ourintellectualstrengthisnolongerguaranteed?

Historically,we*veacceptedobsolescence(过时)aspartofthecycleofinnovationand,inmostsituations,

embracedit.Outdatedtoolsshouldbeabandoned,andnewonestaketheirplace.Butwhenthe"tool"atriskof

obsolescenceishumancognitionitself,weenterunknownarea.AI'scapacitytopotentiallyoutdoourintellectual

talentsputshumanityinaweakposition,onewherewemustconfrontourownlimitations.

(1)Whatcanweinferfromthefirstparagraph?

A.Onegoodturndeservesanother.

B.Takethingsastheycome.

C.Don'tputthecartbeforethehorse.

D.Everycoinhastwosides.

(2)WhatdoestheauthormeanbysayingHButtoday,somethingisdifferent"inparagraph2?

A.Humancognitionstartstobeoutdated.

B.Wonderandfearhavelostbalance.

C.Humancognitionhasreachedaceiling.

D.Creativityhasshapedourprogress.

(3)Howisthemainideapresentedinthetext?

A.Bytellingstories.

B.Byanalyzingcauses.

C.Bygivingexamples.

D.Byapplyinginferences.

（4）Whatistheauthor'sattitudetowardstheriseofartificialintelligence?

A.Concerned.

B.Skeptical.

C.Positive.

D.Unclear.

7.（2025•湖北模拟）Nostalgia,ortheexperienceoflovinglyrecallingandlongingforourpast,isseemingly

enteringourculturerightnow.Butwhyisitsoeasyforustofallintothenostalgiatrap?

Onitssurface,itseemssimple：arousingfondfuzzyfeelingsfromourpastjustmakesusfeelgood.But

there*salotmoregoingon.

Whileexperiencingnostalgia,peoplefeelasenseofwarmth,fondness,andbelonging,andevenexperience

asortofmentaltimetravel,allofwhichcandrivepeopletoseekoutnostalgia.Moviesandmusiceasilysetoff

nostalgiaandthatnostalgicexperiencescanbeparticularlycomfortingintryingtimes，betheypersonalorglobal.

Familiarthingsfromourpastbringusemotionalcomfort,buttheyalsoencouragethebeliefthatthingswill

getbetterbecausethey*vebeengoodbefore.

Nostalgiaistypicallyconsideredacontradictoryemotionalexperience.Evenwithhappymemories,nostalgia

canbebothsweetandsour.Whileyoufeelcomfortandwarmthaboutthememoryitself,youmayalsofeel

sadnessbecausethatexperienceisgone.

Thememoriesinnostalgiaarenotalwaysgood.Buteventhebadmemoriesthatcometomindseemtobe

morepositivebecauseweseethemthrougharose-colorfilter（滤镜）.Wearen'tjustlongingforourpast；weare

rememberingaromanticizedversionofourpast.

There*sareasonwhyourmemoriesbecomefonderovertime,andthenegativebitstendtofadeaway

faster.Takeparenthood,forexample.Rememberingthingsasbetterthantheywereservesanevolutionary

purpose.Ifpeopleweretorememberthingsfaithfullytotheoriginal,mostwomenwouldneverwanttohavemore

thanonechild.Itsafunctionofspeciessurvivalthatwecanglossoverthebadpartsofthepast.

Asatemporaryescape,nostalgiaprovidesamuch-neededrespite（喘息）thatcanhelpyoulivethrough

difficulttimes.However,itcanbecomenegativeifyougetstuckinthepast.

（1）Whenwillnostalgicexperiencesmakepeoplefeelespeciallycomforting?

A.Duringdifficultperiods.

Binromanticadolescence.

C.Whilewatchingmovies.

D.Afterlisteningtomusic.

（2）WhatmakesapersonexperiencingNostalgiafeelsouraccordingtothetext?

A.Thepoorlivingconditionsoftheperson.

B.Thepassingofthegreatmemories.

C.Thefamiliarthingsoftheperson'spast.

D.Theperson'snotbeingunderstood.

（3）Whatdoestheunderlinedphrasenglossover'*inthelastbutoneparagraphmean?

A.Answerfor.

B.Handdown.

C.Coverup.

D.Stickto.

（4）Whichofthefollowingisasuitabletitleforthetext?

A.HowDoWeEscapeNostalgia?

B.WhatDoWeLearnfromNostalgia?

C.WhenDoWeStartNostalgia?

D.WhyDoWeExperienceNostalgia?

8.（2025•梅河口市校级二模）Obesityanddiabetes（糖尿病）haveaffectedmoreyoungpeople,withmany

takingtosocialmediaplatformstosharetheirsymptomsofbeingdiagnosedwithdiabetesatayoungage.

GuoXiaohui,aseniordoctorattheendocrinology（内分泌学）departmentofPekingUniversityFirst

Hospital,toldthat20yearsago,noneofherdiabeticpatientswereunder30,butnowadays,around20percent

ofthemareunder30.

YaoQiyuan,aseniordoctoratHuashanHospitalofFudanUniversity'sdepartmentofobesityandhernia（疟

气），saidtherearediabetespatientswhoareinmiddleschoolorevenprimaryschoolinrecentyears，someof

whomareobeseandhavehighbloodpressure.

Itiscommonknowledgeinmedicinethatobesityisoneofthemajorcausesofdiabetesandcardiovascular

（心血管）diseases.Accordingtoa2020reportonChinesepeople'snutritionlevelandchronicdiseasesreleased

bytheNationalHealthCommission,around10percentofchildrenundertheageof6areobese,whichincreased

toalmost20percentforchildrenagedbetween6and17.

XieZhuangli,adoctoratTongjiHospitalofTongjiUniversity'sdepartmentofendocrinologyand

metabolism(代谢)，saidthatwhenyoungpeoplesufferfromchronicdiseasessuchasdiabetes,cardiovascular

disease,andhighbloodpressure,theirchancesofsufferingcomplications(并发症)aresignificantlyhigherthan

thoseofolderpeople.Forexample,fordiabetes,ittakes,onaverage,fiveto10yearsforpatientstodevelop

complicationsaftertheyarediagnosed,soyoungpeoplearemorelikelytohavecomplications.

Expertssaidthereasonfortheincreasingnumberofyoungpeoplewhohavediabetesisthattheyeatfood

withlotsofoilandsugarandhaveanunhealthydailyschedule.Somebeveragebrandshavebecomesopopular

amongyoungpeoplethatmanyofthemseldomdrinkwater,theysaid.Moreimportantly,theylackknowledge

aboutchronicdiseasesandoftenthinkthatonlyolderpeoplesufferfromsuchdiseases,Xiesaid.Manyyoung

diabeticpatientsgotothehospitalfortreatmentaftertheydevelopseriouscomplicationsanditisoftentoolate

foreffectiveintervention,shesaid.

Yaosuggestedthatmoreeffortsshouldbemadetoincreasehealtheducationamongteenagers,monitor

children'sdiets,andensurethattheyhaveenoughtimeforsportseveryday.

(1)Accordingtothepassage,people'ssufferingfromdiabetesandcardiovasculardiseasesmainlyresults

from.

A.nutritionlevel

B.obesity

C.geneticfactors

D.airpollution

(2)Whatisthemainreasonyoungpeoplearedevelopingdiabetesatanincreasingrate,accordingtothe

experts?_______

A.Theyaremoregeneticallyeasytosufferdiabetes.

B.Theyconsumefoodhighinoilandsugarandhaveunhealthydailyschedules.

C.Theyaremorephysicallyactivethanoldergenerations.

D.Theyhavebetteraccesstohealthcare.

(3)Whatdoexpertssuggestasawaytofightagainsttherisingtrendofdiabetesamongyoungpeople?__

A.Increasingtheavailabilityofsugarybeverages.

B.Reducinghealtheducationinschools.

C.Encouragingmorescreentime.

D.Monitoringchildren'sdietsandensuringtheyhaveenoughtimeforsports.

（4）Whichofthefollowingisthebesttitleforthepassage?

A.TheRiseofObesityandDiabetesAmongtheElderly.

B.TheImpactofSocialMediaonYoungPeople'sHealth.

C.Expertscallforahealthylifestyletoyoungpeople.

D.TheRoleofSchoolsinPreventingChronicDiseases.

9.（2025•陕西模拟）ArecentstudyfromtheResearchInstituteatMcGillUniversityHealthCentermay

improvethetreatmentofsleepdisordersandneurological（神经系统的）conditions.

Scientistshavemadeasignificantadvancementincomprehendingsleepmechanisms,identifyingthe

melatonin（褪黑素）receptorMT1asakeyregulatorofREM（RapidEyeMovement）sleep.Thisdiscoveryholds

promisefornewtreatmentsforsleepdisordersandrelatedneuropsychiatricconditions.

REMsleepiscrucialfordreaming,memoryconsolidation,andemotionalregulation.Inthebrain,the

melatoninMT1receptoraffectsatypeofneuron（神经元）thatsynthesizes（合成）theneurotransmitterand

hormone（荷尔蒙）noradrenaline（降肾上腺素），foundinanareaknownastheLocusCoeruleus,ornbluespot"in

Latin.DuringREMsleep,theseneuronsquietdownandstoptheiractivity.SeriousconditionssuchasParkinson's

diseaseandLewybodydementia（痴呆）一whichcurrentlylackeffectivetreatments-arelinkedtodisruptions

inREMsleep.

nThisdiscoverynotonlyadvancesourunderstandingofsleepmechanismsbutalsoholdssignificantclinical

potential,"saidGabriellaGobbi,principalinvestigatorofanewstudypublishedintheJournalofNeuroscience.

Untilnow,thespecificreceptor（受体）touchingoffREMsleephadescapedscientists.Thenewstudyhas

identifiedthemelatoninMT1receptorasanimportantregulatorofthissleepstage.Usinganoveldrugtargeting

MT1receptors，researcherssuccessfullyenhancedREMsleepdurationinexperimentalanimals，while

simultaneouslyreducingneuronalactivity.

"Currently,therearenodrugsspecificallytargetingREMsleep.Mosthypnotic（安目民）drugsonthemarket,

whileextendingtotalsleepduration,tendtoadverselyaffectREMsleep,"saidDr.StefanoComai,co-senior

authorofthestudyandProfessorattheUniversityofPaduaandAdjunctProfessoratMcGillUniversity.

Furtherresearchintotheneurobiologyandpharmacology（药理学）ofREMsleepiscrucialfordeveloping

targetedtreatmentsthatcouldimprovethequalityoflifeforpatientsaffectedbythesediseases，accordingtothe

researchers.Asscientistscontinuetoexplorethecomplexitiesofsleepregulation,thehopeforeffective

interventionsinneurologicaldisordersgrowsincreasinglypromising.

(1)WhatpotentialimpactdoesthediscoveryoftheMilreceptorhaveonpatientswithneurological

conditions?

A.Itonlyimprovesphysicalrecoveryprocessesduringthesleeptreatment.

Bitmayresultinthedevelopmentofasleep-monitoringdeviceandproduction.

C.ItislikelytohelpcomprehendRapidEyeMovementsleepandneurologicalconditions.

D.Itcouldleadtonewtreatmentsforsleepdisordersandneuropsychiatricconditions.

(2)WhyisREMsleepconsideredveryimportantforhumans?

A.Ithelp