河北省博野縣2025屆高考沖刺英語模擬試題含解析

河北省博野縣2025屆高考沖刺英語模擬試題考生請注意：1．答題前請將考場、試室號、座位號、考生號、姓名寫在試卷密封線內，不得在試卷上作任何標記。2．第一部分選擇題每小題選出答案后，需將答案寫在試卷指定的括號內，第二部分非選擇題答案寫在試卷題目指定的位置上。3．考生必須保證答題卡的整潔?？荚嚱Y束后，請將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．________someteenagersdon’trealizeis________difficultlifecanbeaftertheygetaddictedtodrugs.A．That;how B．Which;whataC．What;what D．What;how2．—MrJohnson,IhavesomethingIwouldliketotroubleyouwith.—________.JusttellmewhatIcando.A．YouhavemywordB．Don'tgivemethatC．YoucansaythatagainD．Don'tstandonceremony3．Asachild,Iwas_________tokeepquietwhenmyparentswerediscussingsomething,whileparentsnowadaysoftenaskfortheirchildren’sopinions.A．demanded B．hoped C．forbidden D．required4．—Toapplyforashort-termstudyvisaintheUK,IhavetobeabletospeaksomeEnglish,butIwanttogotherejusttolearnEnglish.—Oh,it’sreally____.A．a(chǎn)confidentialsource B．a(chǎn)catch-22situationC．a(chǎn)Pandora’sbox D．a(chǎn)Herculeantask5．---Hewassatisfiedwiththeresult,wasn'the?---No.Itwassodifficultthathe__________havepassedit.A．shouldn't B．mustn'tC．couldn't D．wouldn't6．Rentusually________upinthesummer,whencollegegraduatesaremovingoutoftheirdormitoriesandseekingfornewplacestomovein.A．willgo B．goesC．hasgone D．went7．Amythisanaccountofthedeedsofagodorsupernaturalbeings,usuallyexpressedintermsof______thought.A．primary B．capital C．initial D．primitive8．_____atthedifferencesbetweenhercultureandtheirs,Anniewantedtoreturnhome.A．ConfusingB．ConfusedC．HavingconfusedD．Toconfuse9．John______anNBAplayoffgameonTVnow.A．watchesB．watchedC．willwatchD．iswatching10．Advertisingisdifferentfromotherformsofcommunicationinthattheadvertiserpaysforthemessage.A．todeliver B．delivered C．tobedelivered D．delivering11．Competedin1891,in________wasknownasTheGildedAge,thefive-storymansionisnowownedbyafamousactorwhodecidestostageaspecialproductionofShakespeare'sHamlet.A．that B．what C．which D．it12．—Ihavebeenconsideringcancellingtheprojectbecauseitseemshardtogofarther.—Butit'stooearlyto________now.There'sstillmuchhope.A．pickupthepieces B．throwinthetowelC．gothroughyourpaces D．jumpdownyourthroat13．Therearealsopeoplewhoobjecttofairystoriesonthegrounds______theyarenotobjectivelytrue,andthatgiants,witches,two-headeddragonsetcdonotexist.A．that B．what C．which D．when14．Duringthenegotiationtofollow,itcanbearguedthatsharesofforeigncompaniesareovervalued________thereturntheyoffer.A．intermsofB．inmemoryofC．infavorofD．inchargeof15．Atthattime,themovie“ShaolinTemple”,_________LiLianjieplaysthestarringrole,drewtheworld’sattentiontoChineseKungfu.A．where B．when C．that D．which16．Moreandmorepeopleprefertoliveinthecountryside,_______appealforthemliesinthequietandslow-pacedlife.A．who B．WhichC．whose D．what17．Mary_______towritingclasseseverynightsinceJuneandthecoursewillendthisweek.A．hadgoneB．hasbeengoingC．isgoingD．went18．Thekidiscrying,forhe______jumpovertheditchonhisown.A．daresnotto B．darenotto C．doesn’tdareto D．daresnot19．—________?Youlookreallydown.—I’mtiredofmyjob.Thereareendlessproblemstodealwith.A．Whybother B．SowhatC．What’sup D．Whynot20．—DoyouknowLindawasfiredforhercasualattitudetowardsthejob?—Nowondershe_________whenItriedtoamuseherthismorning.A．wastickledpink B．pulledmylegC．gavemethecoldshoulder D．sawthehandwritingonthewall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四個選項中，選出最佳選項。21．（6分）Evenifyoudon'thavetowork,eatorsleep,youwon'tbeabletogetthroughallinformationonblogsandsocialnetworks.Theproblemwefaceisthatmuchofthisinformationseemsveryinterestingatfirstglance.Actually,muchoftheinformationisunimportant,disposableanditdistractsusfrommoremeaningfulpursuits.Worsestill,whenwespendlotsoftimeconsuminginformationfromoursocialmediastreams,wemayfindithardtoconcentrateonwhatwe’redoingandwehaveatendencytoforgetwhatwehaveconsumedanyway.AnewstudyfromSweden’sKTHRoyalInstituteofTechnologyhasfoundthattoomuchsocialmediaexposureactuallyreducesyourabilitytoprocessinformationanddepletes(耗盡)yourshort-termworkingmemory.Ourworkingmemoryplaysacriticalroleinourcapacitytofilter(過濾)informationandrememberwhatisvaluablebutitisnotalimitlessresource.ErikFransen,aprofessorinComputerScienceatKTHandtheleaderofthisisnewstudyonsocialmediaoverloadsaysthiscanexplainwhyourcapacity(容量)forprocessinginformationbeginstofailwhenweattempttoputmoreinformationintheworkingmemory.Infact,whenyoutrytoprocesstheinformationlikespeechorvideo,youaregoingtoneedpartlythesamesystemofworkingmemory,soyouarereducingyourownworkingmemorycapacity.Andwhenyoutrytostoremanythingsinyourworkingmemory,yougetlessgoodatprocessinginformation.Itistheperiodsofdowntimeofyourbrain—preferablydisconnectedfromthedistractionsofyourcomputerorsmartphone—thatareneededformemoryconsolidation(鞏固)andtransferringimportantinformationtoyourexposuretonewinformation.Besides,youcanemptyyourmindofthoughtsquicklytorelaxcompletely,goforashortwalkorspendafewminuteslisteningtomusic.Thiswillhelpyouimproveyourcapacitytoprocessinformationandincreaseyourproductivity.1、WhatcanwelearnaboutsocialmediaoverloadfromParagraph1?A．Itdistractsourattention.B．Itisbeneficialtous.C．Itbringsuswhateverwewant.D．Itkeepsusinformedofeverything.2、Whydoesyourcapacityforprocessinginformationbegintofallsometimes?A．Muchoftheinformationisunimportant.B．Yourworkingmemoryisalimitedresource.C．You'relessgoodatprocessinginformation.D．Youdon'tmakethemostofyourbrain.3、Whichisrecommendedtorelaxyourbrain?A．Thinkingoverthingscarefully.B．Listeningtomusicforawhile.C．Takingenoughphysicalexercise.D．Focusingmoreonthepresent.22．（8分）Scientistsfearrisingenergybillsmayleadtoanincreaseinobesity（肥胖）afterdiscoveringalinkbetweenpoorly-heatedhomesandhigherbody-fat．ResearchersfromtheUniversityofStirling’sBehaviouralScienceCentresetouttoexploreclaimsthatwarmindoortemperatureshavecontributedtorisingobesitylevelsinwinter．Instead,theteamfoundthatpeoplewholiveinwell-heatedhomesaremorelikelytohavelowbodymassindex（體重指數(shù)）levelswhilethosewhokeeptheirheatingturneddownorofftendtobeheavier．DrMichaelDaly,behavioralscientistandseniorlecturer,said:"Wesetouttoinvestigatethescientificclaimsthatcoolerindoortemperatureshelpusmaintainahealthyweightbypushingourbodiestouseupmoreenergy.Infact,theresearchsuggestspeoplemayeatlessandburnmoreenergywheninawarmerindoorenvironment．The13-yearstudy,publishedinthejournalObesity,involvedmorethan100,000adultsacrossEngland．Researchersfoundreducedweightlevelsamongpeoplelivinginhomesheatedtoabove23°C（73F）,whichinvolvedabout15,000ofthehouseholdsstudied．DrDalysaid:"Asnationalgasbillscontinuetorisefasterthantherateofinflation,thisresearchsuggeststheobesitycouldworsenwhereheatingisturneddownbelowcomfortablelevelsoroffforlongperiodstocutcosts．"Thisisnotjustaboutpeoplewholiveinwell-heatedhomesbeinginthefinancialpositiontoaffordmoreexpensivelow-caloriefoods,exerciseclassesandsportingactivities,andthereforefindingiteasiertomaintainalowBMIlevel．Thestudytookage,sex,socialclassandotherfactorsintoaccount．"Thecomfortabletemperatureof20°C-23°Ciswherewefeelcomfortableinourclothesandareneitherhotnorcold．Attemperaturesabovethis,weusemoreenergyandweeatlessbecauseourappetiteisaffected．"1、Thefindingsoftheresearchcanbedescribedas．A．horrible B．surprisingC．funny D．encouraging2、Accordingtothepassage,withrisinggasbills,peoplemayturndownorofftheirheatingto______.A．stayinshape B．maintainalowBMIlevelC．savemoney D．a(chǎn)voideatingmore3、Whichofthefollowingcanbethebesttitleforthepassage?A．Obesitylinkstopoorly-heatedhomesB．Well-heatedhome'scontributetoobesityC．Obesity---AweightyprobleminEnglandD．Risingenergybillshelpmaintainahealthyweight23．（8分）IfyouliveinWashington,D．C．,orRedwood,Calif.,youmayhaveglimpsedasmall,boxyrobotrollingalongalocalsidewalk,mindingitsownbusiness,butattractingtheattentionofmanyacuriousonlooker.Therobots,whichlooklikeelectricricecookerswithwheels,werepartofapilotprogramlastyearbyStarshipTechnologiesfocusedondeliveringmealsfromlocalrestaurantsindozensofcitiesaroundtheworld.Thisweek,thecompanyrevealedplanstobroadenit’sdeliveryservicebeyondfoodtoincludepackages,amovethatmadeit“theworld’sfirstrobotpackagedeliveryservice”.ThepackagedeliveryserviceisonlyavailableinsomecitiesintheUS.Thewheeledrobotshaveatopspeedof4mphandandcandetectbarriersfromasfaras30feetaway.“Therobotcanoperatethroughjustaboutanything,”saysNickHandrick,headofoperationsforStarship’sD．C．office,“Ifyouhavesomethingintheway,it’sabletoclimbit.”Bygivingcustomerscontrolofwhendeliveriesoccur,StarshipTechnologiesispromotingitsserviceasawaytocombatpackagetheft.Tosignupfortheservice,whichcostsalittlemorethan$10permonth,customersneedtodownloadthecompany’sapp.Customersthencreatea“StarshipDeliveryAddress,”auniqueaddressinsideaStarshipfacility,insteadofahomeaddress,wheretheycanhavepackagessentfromplacessuchasAmazon.com.OnceapackageisdeliveredtotheStarshipaddress,customersreceiveatextnoticethatallowsthemtoscheduleahomedeliveryviarobot.Therobotsareopenedbycustomerswithamobilephonecode(代碼).1、WhatdoweknowaboutStarshipTechnologiescompany?A．PackagesaredeliveredbyitsrobotsallroundAmerica.B．Itsrobotshavetakenonpackagedeliveryforalongtime.C．Itisthefirsttoproviderobotpackagedeliveryservice.D．Itsdeliveryserviceisthebestofallintheworld.2、Whatdoestheunderlinedword“combat”inParagraph4probablymean?A．Delay. B．Prevent.C．Report. D．Discover.3、Whatcanwelearnaboutrobotpackagedeliveryservice?A．Customerscan’topentherobotswithoutamobilephonecode.B．StarshipDeliveryAddressisthecustomer’shomeaddress.C．Customershavetopayalittlemorethan$10eachtime.D．Robotsthemselveshavecontroloverwhentodeliverpackages.4、Whatmaybethebesttitleforthepassage?A．RobotDeliveryServiceIsTakingOffB．HumansAreBeingReplacedbyRobotsC．EverythingCanBeDonebyRobotsD．PackagesCanBeDeliveredbyRobots24．（8分）Untilrecently,voicecloning—orvoicebanking,asitwasthenknown—wasacustomizedindustrywhichservedthoseatriskoflosingthepowerofspeechtocancerorsurgery.Synthesizing（合成）avoicewasalongandexpensiveprocess.Itmeantrecordingmanyphrases,eachspokenmanytimes,withdifferentthehistoryoftheKidPassblogemotionalemphase（s重音）andindifferentcontexts(statement,question,commandandsoforth),inordertothetipsonwritinggoodarticlesonlinecoverallpossiblepronunciations.Notanymore.Softwareexiststhatcanstorepiecesofrecordedspeechwhichismerelyfivemillisecondslong,eachmarkedwithaprecisepitch（音高）.Thesecanbeputtogethertomakenewwords,andadjustedindividuallysothattheyfitharmoniouslyintotheirnewsonichomes.Thisismuchcheaperthanconventionalvoicebanking,andpermitsnovelusestobedeveloped.ThisyearVivoTextplanstoreleaseanappthatletsusersselecttheemphasis,speedandlevelofhappinessorsadnesswithwhichindividualwordsandphrasesareproduced.Mr.Silbertreferstotheemotivequalityofthehumanvoiceas“theultimateinstrument”.Yetthispoweralsotroubleshim.VivoTextlicensesitssoftwaretoHasbro,anAmericantoymakerkeentosellincreasinglyinteractiveplaythings.Hasbroisaware,Mr.Silbertnotes,thatwithoutsafeguardsanaughtychildmight,forexample,typeimpolitewordsonhismother’ssmartphoneinordertoseeayoungersiblingburstintotearsonhearingthemspokenbyatoyusingmum’svoice.Moretroubling,whentestedagainstvoice-biometricssoftwarelikethatusedbymanybankstoblockunauthorizedaccesstoaccounts,morethan80%ofthefakevoicestrickedthecomputer.AlanBlack,oneofFestvox’sdevelopers,thinkssystemsthatrelyonvoice-IDsoftwarearenow“deeply,fundamentallyinsecure”.Dr.Saxenaandhiscolleaguesaskedvolunteersifavoicesamplebelongedtoapersonwhoserealspeechtheyhadjustlistenedtoforabout90seconds.Thevolunteersrecognizedclonedspeechassuchonlyhalfthetime(ie,nobetterthanchance).Theoutcome,accordingtoGeorgePapcun,anexpertwitnesspaidtodetectfakerecordingsproducedasevidenceincourt,istheappearanceofatechnologywith“enormouspotentialvaluefordisinformation”.Asmightbeexpected,countermeasurestorecognizesuchdeception（欺騙）arebeingdeveloped.NuanceCommunications,amakerofvoice-activatedsoftware,isworkingonalgorithms（算法）thatdetecttinyskipsinfrequencyatthepointswhereslicesofspeecharestucktogether.Adobe,bestknownasthemarkerofPhotoshop,animage-editingsoftwaresuite,saysthatitmayadddigitalwatermarkstospeechsynthesizedbyavoice-cloningsoftwarecalledVoCoitisdeveloping.Suchtechnologymayhelpcomputersrecognizesuspiciousspeech.Evenso,itiseasytoimaginethechaosthatmightbecreatedinaworldwhichmakesiteasytoputauthentic-soundingwordsintothemouthsofopponents—betheycolleaguesorheadsofstate.1、Paragraphs1and2aremainlyabout.A．significantelementsinfluencingvoicecloningB．possibleapplicationsofvoicecloninginrealityC．complexitiesofcreatingasyntheticcopyofavoiceD．differencesbetweentraditionalandexistingvoicebanking2、What’sHasbro’sattitudetowardsVivoTest’snewapp?A．Optimistic.B．Conservative.C．Unconcerned.D．Subjective.3、TheexperimentcarriedoutbyDr.Saxenaandhiscolleaguesshowsthatvolunteers.A．identifiedclonedspeechinabout45secondsB．preferredarealspeechtoavoicesampleC．provedonlyalittlehardertofoolthansoftwareD．foundithardtousethesoftwaretorecordtheirvoices4、Whatcanweinferfromthelastparagraph?A．Investmentsshouldbeincreasedtoadvancevoicecloning.B．Long-termmeasuresshouldbetakentopopularizetheideaofvoicecloning.C．Disagreementsamongfirmsaboutthewaytotreatvoicecloningaregettingserious.D．Problemsofvoicecloningareunavoidabledespitetheeffortsthathavebeenmade.25．（10分）Overviewoftherecommendedtravelguides◆AmsterdamDestinationGuideAmsterdamisoneofthemostpopulartraveldestinationsintheworld,famousforitsbeautifulcanals,topartmuseum,cyclingculture.MostvisitorsbegintheirAmsterdamadventureintheOldCentre，whichisfulloftraditionalarchitecture,shoppingcenters，andcoffeeshops.ThetopmuseumstovisitaretheRijksmusuem,theAnnFrankHouse,andtheVanGoghMuseum.◆CopenhagenDestinationGuideLikeAmsterdam,Copenhagenisoneoftheworld’sbestcyclingcities.Toseethecitywithease,rentabikeortakeasmallgrouptourtoseethesights,includingtheLittleMermaid,theislandAmager,andthecommunityofChristiania.Youcanalsotakeacanalboattourtoseethecityfromauniqueperspective.Therearesomeexcellentmuseumstoexplore.◆BangkokDestinationGuideTravelinBangkokisoftendescribedasawhirlwind(旋風)—It’shot,crowdedandfullofunusualandexcitingenergy.Thispopulartourismdestinationisacityofextremeswithgrandtemples,floatingmarkets,romanticrooftoprestaurants,andawiderangeofaccommodationstosuiteverybudget.Bangkokissometimesreferredtoasthe“VeniceoftheEast”becauseofisnetworkofcanals,sotakeaboattourtosceesightsliketheKhmerwatsandtheriversidedwellings.◆AzoresDestinationGuideTheAzoresisacharmingregionofPortugalthat’smadeupofninevolcanicislandsintheNorthAtlanticOcean.Comparedtomanyislanddestinations,theAzoresaren’ttouristy,noisy,orpolluted.Instead,travelerscanexpecttodiscoveruntouchednature,andcharmingvillageswithrichculturaltraditions.NatureloverswillbethrilledtodiscoveralloftheoutdoorshottripsavailabletothemintheAzores.1、Whichofthefollowingcanvisitorsenjoymorenaturalbeauty?A．Amsterdam.B．Azores.C．Bangkok.D．Copenhagen.2、WhatdoyouknowaboutBangkok?A．Ithaspleasantweather.B．ItsbuildingsaresimilartoVenice.C．Everyvisitorcanfindproperhotels.D．Visitorscanseesightsonlybyboat.3、Whatdothefourdestinationshaveincommon?A．Theyhavecyclingculture.B．Theyareverynoisyplaces.C．Theyhavemanyfamousmuseums.D．Theyhaveconvenientwatertransport.第三部分語言知識運用（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四個選項中，選出可以填入空白處的最佳選項．26．（30分）TravelinginVietnamwaslikevisitingamysteriousneighbor.Youhavelivednextdoortoeachotherforyearsbutknowvery1aboutwhathappenedon2sideofthefence.ItravelledtherelastAugust.A(n)3180-kilometretripfromaChinesebordertowntoHanoi,thecapitalofVietnam,4anadventurouseighthours.That’s5thecountrystilldoesn’thaveamodernexpresswaysystem.Themajorpassagegoingthroughthecountryisonlyatwo-wayroad.6,manyareasaremountainous.Vietnamesedriversare7andfearless.Theycompetewitheachotheratfullspeedsnomatterhowscaredthe8feel.Whenthebusshookusviolentlyforthehundredthtime,thedrivermadea9tomakeusfeelbetter.“See,thisisjusta(n)10Vietnamesepeoplegiveyou,afreemassage(按摩)service.”Itwasmidnight11Ireachedthathotel.Switchingonthetelevision,Iwas12bysomething:Allthe13intheTVplaysspokeinthesamevoice.14,modernKoreanplaysandhistoricalChineseplaysare15withtheVietnamese.Butitseemedtheydidn’thaveenough16todub(為……配音)alltheseprograms.So,thesameboringwomanappears17everyTVplaytospeakfortheroles.ThenextmorningwhenIopenedthewindow,Ifoundmyselfinahuge“18”.Thebuildingsinthestreetswere19inallkindsofcolorsyoucanimagine.Vietnameseareallowedto20theirhousesastheylike.Eachonewasdifferent.Thelargenumberofcolorsbroughtthecityalive.1、A．littleB．muchC．a(chǎn)lotD．few2、A．a(chǎn)notherB．otherC．eitherD．theother3、A．longB．simpleC．pleasantD．easy4、A．tookB．spentC．paidD．devoted5、A．whyB．whenC．becauseD．where6、A．ThereforeB．HoweverC．AlsoD．Otherwise[來源7、A．wonderfulB．impatientC．carefulD．helpless8、A．passengersB．policemenC．driversD．passers-by9、A．storyB．jokeC．promiseD．statement10、A．giftB．pleasureC．competitionD．surprise11、A．thatB．untilC．whenD．while12、A．excitedB．embarrassedC．disappointedD．a(chǎn)mazed13、A．a(chǎn)ctressesB．a(chǎn)ctorsC．charactersD．channels14、A．AtpresentB．TobehonestC．SureenoughD．Ofcourse15、A．satisfiedB．receivedC．contentD．popular16、A．timeB．budgetC．peopleD．space17、A．besideB．underC．overD．behind18、A．filmB．gardenC．bookD．cup19、A．putB．setC．dressedD．filled20、A．rentB．makeC．liveD．paint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個適當?shù)膯卧~或括號內單詞的正確形式。27．（15分）Thehistoryofcomputerbeganin1642asacalculatingmachineinFrance.Itcould1．(simple)difficultsums.Thecomputerdevelopedveryslowlyandittooknearlytwohundredyears2．itwasbuiltasan3．(analyze)machine.In1936,AlanTuringwroteabookabouthowthecomputercouldbemadetoworkasa“universalmachine”4．(solve)anydifficultmathematicalproblems.Atthebeginning,thecomputerwasaslargeasaroom.Thisrealityworriedthedesigners.Withtime5．(go)by,itbecamesmallerandsmallerand6．memorydevelopedagreatdeal.Withartificialintelligence,itisgettingclevererandcleverer,quickerandquicker.In7．early1960s,computerscouldbeconnectedbyanetwork,whichenabledtheiruserstoshareinformationwithothers.Sincethe1970s,computershavehadmanynew8．(apply)andbecomeveryimportantincommunication,finance,tradeandbeenputintospacerocketsandsenttoexploretheMoonandMars.Sinceitsbirth,thecomputer9．(design)toservethehumanraceandprovidedhumans10．a(chǎn)lifeofhighquality.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）短文改錯(共10小題；每小題l．5分，滿分l5分)此題要求改正所給短文中的錯誤。對標有題號的每一行做出判斷：如無錯誤，在該行右邊橫線上畫一個勾(√)；如有錯誤(每行只有一個錯誤)，則按下列情況改正：此行多一個詞：把多余的詞用斜線(＼)劃掉，在該行右邊橫線上寫出該詞，并也用斜線劃掉。此行缺一個詞：在缺詞處加一個漏字符號(^)，在該行右邊橫線上寫出該加的詞。此行錯一個詞：在錯的詞下劃一橫線，在該行右邊橫線上寫出改正后的詞。注意：原行沒有錯的不要改。I'maseniorthreestudent．Ioftendobadinmyexams，soIhavebeentryingtocatchuptheothers．ButI'msuchconcernedaboutmymarksthatsometimeslcannoteatorsleepwellatanight．I’mafraidthatImaygetlowmarksinthetestsagaineveniflworkhardthanbefore．Ihavenocouragetofacelowmarks．Icannotfixmymindtomystudy，wheneverIthinkofThis、Itisobviousthattheworryhadabadeffectonmyschoolworks．I’mfeelingverysad．WouldyoupleasetellingmehowIshoulddealwithmyworry?第二節(jié)書面表達（滿分25分）29．（25分）假如你是李華，進入高中一月有余了，你的朋友Jim來信想了解你的生活，特別是交友情況。請你寫一封回信，告訴他你在新的學校是如何交上新朋友的。內容包括：1.與人相處方式：微笑，助人2.通過一些活動：課外：軍訓，拔河