上海市長(zhǎng)寧區(qū)、青浦區(qū)、寶山區(qū)、嘉定區(qū)2025屆高考仿真卷英語(yǔ)試題含解析

上海市長(zhǎng)寧區(qū)、青浦區(qū)、寶山區(qū)、嘉定區(qū)2025屆高考仿真卷英語(yǔ)試題注意事項(xiàng)1．考生要認(rèn)真填寫考場(chǎng)號(hào)和座位序號(hào)。2．試題所有答案必須填涂或書寫在答題卡上，在試卷上作答無(wú)效。第一部分必須用2B鉛筆作答；第二部分必須用黑色字跡的簽字筆作答。3．考試結(jié)束后，考生須將試卷和答題卡放在桌面上，待監(jiān)考員收回。第一部分（共20小題，每小題1.5分，滿分30分）1．Why________youchoosetoworkinaremotevillageschoolwhenyoucanownarespectablejobinacity?A．need B．shouldC．must D．will2．IamsorryIamverybusynow.IfItime,Iwouldcertainlygotothemovieswithyou.A．have B．hadC．havehad D．hadhad3．Whatmadethemmissthedeadlinewasnottheirlackoffunding,but________theirlackofplanning.A．even B．stillC．rather D．ever4．Keepupyourspiritsevenifyou_____failhundredsoftimes.A．must B．needC．may D．should5．Uptillnow,therehasbeennoscientificevidenceabout________causedthedeathofdinosaurs.A．whatisitthat B．whatitwasthat C．itwaswhat D．whatisit6．Asurveyoftheopinionsofexperts_________thatthreehoursofoutdoorexerciseaweek________goodforone’shealth.A．show;are B．shows;isC．show;is D．shows;are7．Childrenexposedtoairpollutionaremoretosufferingfromdifferentdiseases.A．possible B．probable C．likely D．certainly8．Thedoctorhadalmostlosthopeatonepoint,butthepatientfinally.A．pulledout B．pulledthrough C．pulledup D．pulledover9．Jasonwillneverforgetabouthis18thbirthday,sawhisbeingadmittedtoHarvard.A．when B．which C．that D．it10．Theguidewasenthusiasticandknowledgeableandwespentalovelyeveningwanderingintoplaceswhichwe________straightpastotherwise.A．hadwalked B．werewalkingC．wouldhavewalked D．musthavewalked11．WeallChinesepeoplearecalledontolearnfromLeiFeng,_______wethinksetagoodexampletoallofus.A．whose B．whoC．that D．whom12．Lisawouldn’t________thejobanymore.Shehadabigargumentwithherbossandresigned.A．comeupwith B．keepupwithC．makeupwith D．putupwith13．Youdidn’tletmedrive.Ifwe________byturns,you________sotired.A．drove;didn’tget B．drove;wouldn’tgetC．weredriving;wouldn’tget D．haddriven;wouldn’thavegot14．Atthebackoftheoldtemple__________twelvehugestonestatuestogetherwith__________pagoda.A．doesstand;a8-storeyed B．dostand;a8-storyC．stands;an8-storey D．stand;an8-storied15．—YoushouldhavecometothepartylastSaturdayevening.Itwasreallyfantastic.—Butafriendanunexpectedvisittome.A．paid B．hadpaid C．wouldpay D．haspaid16．AsIopenedmyeyes,in______directionIlooked,Icouldseesmiling,peaceful,calmandcontentfaces.A．whatever B．however C．whichever D．wherever17．語(yǔ)音知識(shí)（共5小題；每小題1分，滿分5分）從A、B、C、D四個(gè)選項(xiàng)中，找出其劃線部分與所給單詞的劃線部分讀音相同的選項(xiàng)。1.anything A．many B．magazine C．manage D．match2.achieved A．practiced B．marked C．operated D．damaged3.dealt A.deal B．great C．meant D．leader4.seize A．either B.receive C.eight D.height5.youth A．thus B．breakthrough C．gather D．a(chǎn)lthough18．---Youlookhappytoday.Isthereanythinggood?---I’mverydelighted______asoneoftheexchangestudents.A．tochoose B．tohavebeenchosenC．choosing D．havingbeenchosen19．—Hi,Tom!IgotachancetobeanexchangestudentinHarvardUniversity.—_________!Ihadbeenexpectingtostudythere.A．Luckyyou B．HavefunC．Takeiteasy D．Forgetit20．----Therewon’tbeanywheretopark.----Oh,_______.Let’strythesubway.A．that’sarealbargainB．that’sagoodpointC．that’sreallysomethingD．that’sallsettled第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。21．（6分）Plantsareboring.Theyjustsittherephotosynthesizing（光合作用）whileanimalshaveallthefun.Right?Notsomuch.Anewstudyhasfoundthatthereisalonghistoryofinteractionsbetweenantsandplants.Theantandplantco-evolution（協(xié)同進(jìn)化）startedwithantsfeedingonplantsandplantsevolvingant-friendlyfeatures.Plantsmakeanumberofdifferentstructuresthatarespecificforantuse.Someplantshaveevolvedfeaturesthatpersuadeantsintodefendingthemfromattackfromotherinsectsandevenmаmmаl?.Тhе?е?nсludеhollowthornsthatаnt?willlive?n??dе,orехtranесtаr(瓊漿)оnlеаvе?orstemsfortheantstoeat.Someantswilljustcheatandtakethenectarandrun,butsomewillstickaroundandattackanythingthattriestohurttheplant.Otherplantsgetantstohelpthemmovetheirseedsaround,byprovidingthemwithrichfoodpacketsattachedtotheseeds.Theantwillpickuptheseedandcarryitaway,eatthefoodpacket,andleavetheseed-ofteninanutrient-richareawhereit'llgrowbetter,andsinceit'sfartherawayfromitsparent,theywon'thavetocompeteforresources.Butscientistsweren'tsurehowtheevolutionaryrelationshipbetweenantsandplantsgotstarted.Ifevolutionisanarmsracebetweenspeciesdevelopingwaystomakeuseoftheirneighbors,thenscientistswantedtoknowwhetherplantsorantsfiredthefirstshot.Itwasachicken-and-eggquestion,whetherthingsstartedwithantsdevelopingbehaviorstotakeadvantageofplants,orplantsevolvingstructurestotakeadvantageofants.Thehistoryofantsandplantsevolvingtogethergoesbacktothetimeofthedinosaurs,andit'snoteasytotellfromfossilswhofiredthefirstshot.However,itisaquestionoflittlesignificance.Scientistssaytheirstudymatersbecauseitprovidesalookathowthesewidespreadandcomplexinteractionsevolved.1、Someplantsattachfoodpacketstotheirseedsinorderto.A．rewardtheants B．makeafoolofantsC．providenutritionfortheseeds D．gettheseedsmovedaround2、WhatdoesParagraph2mainlytellus?A．Howplantsandantsinteract. B．Whatantsdotoprotectplants.C．Howplantsandantssurviveattacks. D．Whyplantsandantsneedco-evolution.3、Whichistrueabouttheevolutionaryrelationshipbetweenantsandplants?A．Antsdependedmoreuponplants. B．Itcausedaraceforbetterevolution.C．Howitgotstartedwasuncertain. D．Itwasoflittlevalueforfuturestudies.4、What'stheauthor’spurposeofwritingthepassage?A．Tointroduceascienceresearchmethod.B．ToinformreadersofalatestresearchfindingC．Toarousereaders'interestinscienceresearch.D．Tocriticizepeople'straditionalviewsaboutplants.22．（8分）“Don’tanswerit,”IsaidtoSam.Ourdoorintheinnercityisconstantlyknockedon;ourpreviousdoorinthesuburbsrarelyso.Samhasafull-timejobandcannotspendhisdaysansweringrequeststofixleakingbathsorcarrycashtothebank.SamopenedthedooranditwasMervin.“There’sabirdonthesecondfloor,”hesaid.“It’sintrouble.”SamfollowedMervinupstairs.MervinpointedandturnedtoletSamlook.Itwasapigeon,themostcommonofallbirds,thebirdmostlikelytofoul(弄臟)yournewlywashedcar.Anditwasn’tflyingaway.Itwasstampingincircles.AsSambenttolook,Mervincoughed,“Numbertwo.”Samaskedhimtorepeatthat.“Numbertwo,”Mervinsaid."Thepigeonhasbeensittinginhisownnumbertwo,andnowit’sstucktohisfoot.”Ithadrainedforfivedays,andthebirdwasyoung.Itcouldhavebeenshelteringinawetnestofitsownwaste,whichhadthendriedonitsfoot,preventingitfromflyingaway.Thepigeonmovedinafewmorecircles.Sambenttotakeanotherlook.Mervinsaid,“Allright,then.”andwalkedaway.“Whydoeseveryonethinkyoumustsolvetheproblemsaroundhere?”IsaidtoSamwhenhereturnedwithhisstory.“It’sabird.Justleaveitonthestairs,andletnaturetakeitscourse.”Samdidn’tagree.Thenhewenttothegarageandemptiedthecardboardboxcontainingourimportedcampingmats.Hereturnedwiththegraypigeoninthebox.Heshowedthebirdtoourchildrenandtheydecidedtokeepit.Theyputitsfootinthewarmwaterbathandgotridofitswaste.Immediatelythepigeoneruptedinabomboffeathersandbeganflying.1、Howdidtheauthorfeelabouttheknocks?A．Shefeltbored. B．Shewasfrightened.C．Shegotexcited. D．Shewassurprised.2、Whywasthepigeonmovingincircles?A．Itwaslearningtofly.B．Itwasbadlyinjured.C．Itgotcaughtintherain.D．Itwastrappedbyitswaste.3、WhatdidSamusethecardboardboxtodo?A．Shelterfromrain.B．GiveittoMervin.C．Washcampingmats.D．Makeanestforthebird.4、WhatcanwelearnaboutSamfromthetext?A．Hewasbrave. B．Hewasclever.C．Hewaswarm-hearted. D．Hewaseasy-going.23．（8分）Silenceisunnaturaltoman．Hebeginslifewithacryandendsitinstillness．Inbetweenhedoesallhecantomakeanoiseintheworld,andhefearssilencemorethananythingelse．Evenhisconversationisanattempttopreventafearfulsilence．Ifheisintroducedtoanotherperson,andanumberofpausesoccurintheconversation,heregardshimselfasafailure,aworthlessperson,andisfullofenvyoftheemptiestheadedchatterbox（喋喋不休的人）．Heknowsthatninety-ninepercentofhumanconversationmeansnomorethanthebuzzingofafly,butheisanxioustojoininthebuzzandtoprovethatheisamanandnotawaxworkfigure（蠟塑人像）．Theaimofconversationisnot,forthemostpart,tocommunicateideas;itistokeepupthebuzzingsound．Thereare,itmustbeadmitted,differentqualitiesofbuzz;thereisevenabuzzthatisasannoyingasthecontinuousnoisemadebyamosquito（蚊子）．Butatadinnerpartyonewouldratherbeamosquitothanaquietperson．Mostbuzzing,fortunately,ispleasanttotheear,andsomeofitispleasanteventothemind．Hewouldbeafoolishmanifhewaiteduntilhehadawisethoughttotakepartinthebuzzing-withhisneighbors．Thosewhohatetopickuptheweatherasaconversationalopeningseemtomenottoknowthereasonwhyhumanbeingswish1:0talk．Veryfewhumanbeingsjoininaconversationinthehopeoflearninganythingnew．Someofthemarecontent．iftheyaremerelyallowedtogoonmakinganoiseintootherpeople'sears,thoughtheyhavenothingtotellthemexceptthattheyhaveseentwoorthreenew,playsorthattheyhadfoodinaSwisshotel．Attheendofaneveningduringwhichtheyhavesaidnothingmeaningfulforalongtime,theyjustprovethemselvestobesuccessfulconservationists．1、Accordingtotheauthor,peoplemakeconversationto.A．exchangeideas B．provetheirvalueC．a(chǎn)chievesuccessmlife D．overcometheirfearofsilence2、By"thebuzzingofafly"（Para．1）,theauthormeans"_____".A．thenoiseofaninsect B．a(chǎn)lowwhisperingsoundC．meaninglesstalks D．thevoiceofachatterbox3、Accordingtothepassage,peopleusuallytalktotheirneighbors___．A．a(chǎn)boutwhatevertheyhavepreparedB．a(chǎn)boutwhatevertheywanttoC．inthehopeoflearningsomethingnewD．inthehopeofgettingonwell4、Whatistheauthor'spurposeinwritingthepassage?A．Todiscusswhypeopleliketalkingaboutweather．B．Toencouragepeopletojoininconversations．C．Topersuadepeopletostopmakingnoises．D．Toexplainwhypeoplekeeptalking．24．（8分）Inthestoryof“ThecrowandthePitcher”fromAesop’sFables,athistycrow(烏鴉)dropsstonesintoanarrowjartoraisethelowlevelofwaterinsidesohecantakeadrink.Nowscientistshaveevidencetobackupthatstory.Crowsactuallydounderstandhowtomakewaterdisplacement(移位)worktotheiradvantage,experimentsshow.Theresultssuggestthatthebirdsare,atleastinsomeaspects,assmartasfirst-graders.Researchers,ledbySarahJelbertattheUniversityofAucklandinNewZealand,presentedsixcrowswithtubesfilledwithwater.Insidethetubes,awormorpieceofmeatonapieceofwoodwasfloating,justoutofreachofthecrow.Infrontofthetubes,theresearchersarrangedseveralrubbererasersthatwouldsink,andsomeplasticobjectsthatwouldfloat.Thecrowsfoundoutthattheycoulddroptheerasersintothetubesinordertoraisethewaterlevelandgettheirsnack.However,thebirdshandledawkwardlyinexperimentsinwhichtheycouldchoosetodropobjectsineitherawidetubeoranarrowonetogetasnack,theresearcherssaid.Droppingobjectsintonarrowtubewouldliftthewaterlevelbyagreateramountandputthetreatwithinreachafterjusttwodrops;whileittookaroundsevendropstoraisethesnacktothesamelevelinthewidetube.Thecrowsobviouslydidn’trealizethis,andmostofthemwentforthewidetubefirst.Previousstudiesshowedthatchimpsandhumanchildrencansolvesimilartasks.Ina2011study,chimpsandkidsfoundoutthattheycouldputwaterintoatubetoreachapeanutthatwasfloatinginasmallamountofwateratthebottom.1、HowdidthecrowsgetthesnackinSarah’sexperiment?A．Bybreakingthetube.B．Bydroppinginerasers.C．Bystandingonthewood.D．Byremovingthewood.2、Whatdoestheauthormeanby“thebirdshandledawkwardly”inparagraph4?A．Theywereunabletotelldifferentshapes.B．Theydroppedobjectsonlyintonarrowtubes.C．Theywerenotawareofthesnackatfirstsight.D．Theymostlyavoidedtheeasierwaytogetthesnack.3、Whatdoesthetextmainlyfocuson?A．StoriesofAesop’sFables.B．Thedevelopmentofcrows.C．Crows’intelligence.D．Human-animalcommunication.4、Whatcanwelearnfromthepassage?A．Crowsarealmostascleverasfirst-gradersinsomerespects.B．Crowsunderstandwaterdisplacementcompletely.C．Chimpsandchildrenaremuchsmarterthancrows.D．Thestoryof“ThecrowandthePitcher”lacksevidence.25．（10分）Microsofthasdevelopedanewsmartphoneappthatinterpretseyesignalsandtranslatesthemintoletters,allowingpeoplewithmotorneuronediseasetocommunicatewithothersfromaphone.TheGazeSpeakappcombinesasmartphone’scamerawithartificialintelligencetorecognizeeyemovementsinrealtimeandconvertthemintoletters,wordsandsentences.ForpeoplesufferingfromALS（漸凍癥）,alsoknownasmotorneuronedisease,eyemovementcanbetheonlywaytheyareabletocommunicate.“Currenteye-trackinginputsystemsforpeoplewithALSareexpensive,notrobustundersunlight,andrequirefrequentre-calibration（再校準(zhǔn)）andrelativelysteadysetups,”saidXiaoyiZhang,aresearcheratMicrosoftwhodevelopedthetechnology.“Toreducetheshortcomings…wecreatedGazeSpeak,aneye-gesturecommunicationsystemthatrunsonasmartphone,andisdesignedtobelow-cost,robust,portableandeasytolearn.”Theappisusedbythelistenerbypointingtheirsmartphoneatthespeaker.Achartthatcanbestucktothebackofthesmartphoneisthenusedbythespeakertodeterminewhicheyemovementstomakeinordertocommunicate.Thestickershowsfourgridsofletters,whicheachcorrespondtoadifferenteyemovement.Bylookingup,down,leftorright,thespeakerselectswhichgridstheletterstheywantbelongto.Theartificialintelligencealgorithmisthenabletopredictthewordorsentencetheyaretryingtosay.Zhang’sresearch,Smartphone-BasedGazeGestureCommunicationforPeoplewithMotorDisabilities,issettobepresentedattheConferenceonHumanFactorsinComputingSystemsinMay.1、Accordingtothepassage,whichofthefollowingistrueaboutGazeSpeak?A．TheGazeSpeakappcanrecognizeeyemovementsdirectly.B．ItallowsALSsufferstocommucicatewithotherswithoutaphoneC．ALSsufferscanuseseveralwaystocommunicate.D．SmartphoneapphelpsALSsuffersspeakwiththeireyes.2、Whyisthenewsmartphoneappbetterthantheolderone?A．It’seconomical,robustandeasytouse.B．It’sexpensive,notrobustundersunlight.C．Itrequiresfrequentre-calibration.D．Itcombinesasmartphone’scamerawithartificialintelligence.3、What’stherealpurposeofthepassage?A．Tosellanewsmartphone.B．Topersuadeconsumerstobuyanewsmartphoneapp.C．Tointroduceanewsmartphoneapp.D．Todevelopanewsmartphoneapp.第三部分語(yǔ)言知識(shí)運(yùn)用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個(gè)選項(xiàng)中，選出可以填入空白處的最佳選項(xiàng)．26．（30分）Anoldwomanwalkedaroundasshepushedhershoppingcartfullofmanythings.Shewas1Herhairwasuntidy.Herclothesweretorn.Andsomeofherteethweremissing.She2andaskedmeforchange.Insteadofgivingherchange,I3hertoeatoutandshe4Wewentacrossthestreettoanoutdoorcafésoshecould5hercartwhilewehadlunch.The6wassurprisedwhenthiswomanappearedanddidnotwanttoserveus,7sheforcedherself.Weateourlunch.Shewasvery8andthefooddisappearedalmostassoonasitarrived.Whenwewerereadyto9,Iwasfeelingverygoodaboutmyselfandthensheaskedfora10ItwasthenthatIhadto11myselfandallthehiddenbias(偏見)thatIhadtowardsthis12Shewasn’twrong,butmyreluctance(不愿)musthave13.Iheldherinmyarmscarelesslyand14Ifeltshame.Shethankedmeforlunchandthenleft.I15thereforamomentandrealizedthatIhad16togivethiswomantheonethingthatcost17—love.IranafterthewomanandcaughtupwithherandaskedherifIcouldgivehera18hugandsheagreed.IgavethewomanthebestoneI’veevergivenanyone.“That’sgettingitright,”shesaidandherbig19litmypathasweparted.The20Ilearnedwasthatifyou’regoingtogive,thengiveityourallandgetitrightthefirsttime.1、A．happy B．dirty C．nervous D．small2、A．ran B．a(chǎn)rrived C．stopped D．hid3、A．invited B．pushed C．forced D．wished4、A．refused B．returned C．left D．a(chǎn)greed5、A．watchover B．getholdof C．reachfor D．catchupwith6、A．customer B．shopper C．waitress D．traveler7、A．a(chǎn)nd B．but C．or D．so8、A．thirsty B．sleepy C．tired D．hungry9、A．leave B．rest C．move D．a(chǎn)pologize10、A．break B．gift C．hug D．partner11、A．believe B．face C．hurt D．introduce12、A．behavior B．nation C．person D．district13、A．gone B．shown C．resulted D．remained14、A．slowly B．a(chǎn)gain C．gradually D．soon15、A．stood B．cried C．lay D．drank16、A．decided B．hoped C．tried D．failed17、A．a(chǎn)nything B．nothing C．something D．everything18、A．real B．quiet C．brave D．safe19、A．teeth B．smile C．feet D．mouth20、A．fact B．information C．lesson D．expression第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個(gè)適當(dāng)?shù)膯卧~或括號(hào)內(nèi)單詞的正確形式。27．（15分）Somemisunderstandingisputtingsharkpopulationsatrisknow.Thousandsofsharksaredyingas1．resultofpeople'sfalsebeliefs.Femalesharksneedmalestomakebabies.Somefemalesharkshavetheabilitytoproduceababybythemselvesandhaveyoungsharks2．a(chǎn)maleshark.That'ssomething3．(common)seeninplantsandinsectslikeantsandbees.Sharkfinshavemedicalfunction.Traditionally,sharkfinsoup4．(believe)tohavehealthbenefitsandisquitespecialinChina.5．modernscientistspointoutthatsharktissue（組織）canbeextremelyhighinpoison.What'smore,sharkfishingkillsupto100millionanimalseachyear,6．(endanger)severaldifferentspecies.Ifyou'rebittenbyashark,youwillbeagoner.Youaremorethantwiceaslikely7．(die)fromalightningstrikeasfromasharkbite,accordingtotheFloridaMuseum'sInternationalSharkAttackFile(ISAF).“Evenifyouarebitten,thelarge8．(major)ofpeoplesurvive”,saysDr.Chapman.There9．(be)sixty-sixunprovoked（無(wú)端的）sharkbiteincidentsaroundtheworldin2018,onlysixof10．weredangerous,accordingtotheISAF.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯(cuò)（滿分10分）28．（10分）假定英語(yǔ)課上老師要求同桌之間交換修改作文，下文就是你同桌的一篇作文。文中共有10處語(yǔ)言錯(cuò)誤，每句最多有兩處。每處錯(cuò)誤僅涉及一個(gè)單詞的增加、刪除或修改。增加：在缺詞處加一個(gè)漏字符號(hào)（∧），并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯(cuò)的詞下劃一橫線，并在該詞下面寫出修改后的詞。注意：1、每處錯(cuò)誤及其修改均僅限一詞；2、只允許修改10處，多者（從第11處起）不計(jì)分。NowI’dliketosharewithyouastrangeexperienceIhadamonthbefore、Itmaysoundfunny,andit’strue、Afteraday’shardworkIwenttobedearlythanusual、Itwasabouttwoo’clockinthemorning,andsuddenlyIwokeup、Iheardanoise、Igotoutofbedandwentslowdownstairs、Ilistenedcarefully、Icouldheardtwomenspeakingquietly、IbelievedtwothieveshadbrokenintomyhouseandIwasreallyfrightened,soIwentbacktoupstairs,andimmediatelyphonethepolicefrommybedroom、Thepolicearrivedquickly、Theyopenedfrontdoorwithaspecialkeyandwentintothelivingroom、YoucanimaginewhatembarrassedIwaswhentheycameupstairsandtoldmewehadturnedthetelevisionoffformeandeverythingwasallright、第二節(jié)書面表達(dá)（滿分25分）29．（25分）假設(shè)你是李華，你的英國(guó)朋友Jim發(fā)來(lái)電子郵件，說(shuō)寒假要來(lái)中國(guó)旅行，他想要你推薦一座旅游城市。請(qǐng)你給他回信，內(nèi)容包括：1.你推薦的城市；2.你推薦該城市的理由；3.你推薦的出行方式。注意：1.詞數(shù)不少于50；2.開頭和結(jié)尾已給出，不計(jì)入總詞數(shù)。DearJim,____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、C2、B3、C4、C5、B6、B7、C8、B9、B10、C11、B12、D13、D14、D15、A16、C17、ADCBB18、B19、A20、B第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個(gè)選項(xiàng)中，選出最佳選項(xiàng)。21、1、D2、A3、C4、B22、1、A2、D3、D4、C23、1、D2、C3、B4、D24、1、B2、D3、C4、A25、1、D2