2025年北京师范大学蚌埠附属学校高频错题卷（十一）英语试题含解析

2025年北京师范大学蚌埠附属学校高频错题卷（十一）英语试题考生请注意：1．答题前请将考场、试室号、座位号、考生号、姓名写在试卷密封线内，不得在试卷上作任何标记。2．第一部分选择题每小题选出答案后，需将答案写在试卷指定的括号内，第二部分非选择题答案写在试卷题目指定的位置上。3．考生必须保证答题卡的整洁。考试结束后，请将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．ProfessorWang________inourschooltillnextSunday．A．willhavestayed B．hasstayed C．isstaying D．stayed2．Iwantedsomemorecoldmeatbuttherewas_____left.A．none B．noone C．any D．some3．We___havehurriedallthewaytotheairport—theflightwascalledoffbecauseofthefoggyweather.A．mustn’t B．couldn’t C．needn’t D．wouldn’t4．.Wedidn’tfindtheBlacksduringthelecture.Noonehadtoldthemabout_____alecture.A．theretobe B．therebeing C．therebe D．therewas5．Thedaysaregonephysicalstrengthwasallyouneededtomakealiving．A．that B．whenC．where D．which6．______farinthecontest,wearesodisappointed.A．Notgetting B．NottogetC．Nothavinggot D．Notgot7．Hardworkandlackofsleephave_____herbeautyandyouthinrecentyears.A．wornout B．triedoutC．madeout D．sentout8．—DoyouknowanythingaboutBritishhistory?—______________.Ihavenointerestinit.A．Takeiteasy!B．Pleasedon’tbother.C．It’suptoyou.D．No.It’sbeyondme.9．Thepricesofvegetablesaregoingupmadly.It’sreallytoomuchforus.Butforthesituationwheremanyvegetableproducingareas_____constantlowtemperature,thingswouldnotbelikethis.A．meetwith B．havemetwithC．metwith D．hadmetwith10．Communicationcanhelpyougainmorerespectfromyourparents,andyoumaybeabletoreach____thatmakeeveryonehappy.A．compromises B．contributions C．congratulations D．competitions11．Theseremarkablefindingssuggesttheelephantshave________amemorycapacitytomakedistinctionsbetweenhumanvoices.A．builtup B．packedup C．broughtup D．tookup12．—Whatdidyousayyouwerereluctanttoriskjustnow?—_________tohighlevelsofradiation.A．Beingexposed B．HavingbeenexposedC．Tobeexposed D．Exposed13．Doubleovensareagoodidea,especially________youarecookingseveralmealsatatime.A．though B．if C．that D．unless14．－Theonlineshopkeeperhasmadeanapologyforhisrudebehavior.－OK.Ifyou’restillnotsatisfied,youcan_______compensation.A．claim B．affordC．sacrifice D．dismiss15．________anincreaseinforeignlegalconflicts，Chinaisexpectedtoseethenumbercontinuetorise．A．Towitness B．BeingwitnessedC．Witnessed D．Havingwitnessed16．—DoyoulikethemobilegameTravelingFrog?—Yes,thepostsaboutthevirtualgreenfrog________over4milliontimes.A．haveread B．havebeenreadC．wouldberead D．arereading17．Mymother______angrywithme,butIcouldn’tshutmymouthbeforeIshoutedather!A．wasn’t B．wouldn’tbeC．wouldn’thavebeen D．hadn’tbeen18．Thevarietyoffoodattherestaurantislimited,buteverymealcanserveatleasttwopeopleandisunder¥10,sonotonlyisit______butpracticalaswell.A．adaptableB．adjustableC．adoptableD．affordable19．____________thefiercecompetitioninjobseeking,manyuniversitygraduateshavenochoicebuttoreducetheirowndemandforthesalary.A．FacedB．FacingC．TofaceD．Havingfaced20．___thesafetyofgas,thegovernmenthascheckedthecity’sgassupplysystemthoroughly.A．ToensureB．EnsuringC．HavingensuredD．Tohaveensured第二部分阅读理解（满分40分）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。21．（6分）Maybeyouwanttogivebacktoyourcommunity,butyoudon’tknowwheretobegin.ItwassomethingRebeccaReederusedtohearfromfriendswhenevertheylearnedshevolunteeredaroundtheLosAngelesarea.Theideafinallytookshapeduringher30thbirthdaycelebration.Reederandherbrotherputtogetherasurprisepartyforherguests.Theyrentedapartybusinsecretandinvitedeveryonesheknewtoamystery(神秘)event.Thesurprisebusridewasnotonlyahitbutalsoaneffectiveicebreaker.Manyguestshadnevermetbeforethatnightbuttheywereallfastfriendsbytheendofthetrip.Reederandafriendrealizedthismightbetheanswerforfriendsseekingfunwaystodogood.ThentheybeganDoGoodBusandhostedtheirfirstcommunityridein2010.Everyoneassumeditwouldbeaone-offevent,butparticipantshadsuchfunandfeltsogoodaboutgivingbackthattheydemandedanother.Andthenanother.“Thiskindofthingsjustsnowballedfromthere,”saysReeder,whoisnowafull-timedirectorofthegrowingnonprofitorganization.Overthepastsevenyears,DoGoodBushasofferedonce-a-monthpublicridesinLosAngeles.Volunteersboardthebusandridetoamysterycommunityserviceproject.Reederlikestokeepthelocationsandcausesasecrettoaddanelementoffunandmystery,andtopreventpeoplefromarrivingwithtoomuchexpectation.Participantspay$45,with10percentgoingtotheday’scauseandtherestgoingtoDoGoodBustohelpcovercostsandruntheprogram.Ridesusuallylastfourtofivehoursandincludeeverythingfromworkinginhomelessshelterstobeachcleanupstoplantingcommunitygardens.Theaim,saysReeder,istoraiseawarenessaboutcauses,andencouragecontinuedsupportinthecommunitywhilehavingagoodtime.1、WhydidReedersaythebusrideonherbirthdaywasanicebreaker?A．Itexposedtheneedofthepoortopeople.B．Itmadepeoplerealizehowtodogooddeeds.C．Itmadepeoplebraveenoughtostandthecoldice.D．Ithelpedpeoplegetconnectedintheactivity.2、Whatdoweknowabouttheirfirstridein2010?A．Ittookplaceinwinter.B．Itwasdisappointing.C．Itwasagreatsuccess.D．Theauthororganizeditalone.3、HowdoesReedergetthemoneyfortheactivities?A．Participantspayforthem.B．Thegovernmentsupportsher.C．Sheraisesmoneyinsociety,D．Communitycovers10percentofthecost.4、WhatcanweinferabouttheDoGoodBus?A．Ittakesabout5hoursontheway.B．Itoffersapleasantwaytodogooddeeds.C．Itraisesmoneyfortheparticipants’community.D．Itgivesasurprisingandfriendlycelebration.22．（8分）Theyfollowyouinthestreet.Theyaskyouformoneyandtheydon’tleaveyoualonewhenyoutrytosayno.Theyaretheaggressivestreet-working,fund-raisingcharityworkers,otherwiseknownas“chuggers”.Theterm“chugger”isacombinationoftwowords,“charity”and“mugger”.Chuggersoftenworkinthestreet.Theysetupastallwithinformationaboutthecharitytheyrepresent,andtheytrytogetyoutodonatemoneytothecharity.Typically,theypreyonyourfeelingsofguilt,greetingyouwithquestionssuchas,“Doyoucareabouttheplanet?”or,“Whenwasthelasttimeyoudidsomethingforsomeoneelse?”Butasurveyoftheirstrategieshasfoundthatsomecharityvolunteersarefarfromcharitable.“Manychuggerssimplyrefusetobackoffwhenaskedtodoso,’’saidBrianJones,aspokespersonforacharitywatchdog(监察人).“Oneoftheproblemsisthatsomechuggerssaytheyareworkingasvolunteers,”headded.“However,theyaren’treally.Mostofthe50chuggerswespoketoshowedlittleinterestinanythingotherthanraisingthemaximumamountofcashintheminimumamountoftime.Theygetpaidfromthissoitmakessense.Also,afifthoffundraisershadnovisibleIDandalmostaquarterfailedtogiveclearinformationaboutthecausetheywererepresenting.Byemployingchuggerswhobreakthelaw,tellliesorrefusetoleavemembersofthepublicalone,charitiesunderminethetrustweallinstinctivelyhaveinthem.”ButShirleyBosworth,chiefexecutiveoftheInstitutionofFundraising,saidface-to-facefundraisingremains“anappropriateandeffectivemethod”.“Itenablescharitiestoengagewithaparticulardemographicofdonor,anditmeansthatcharityanddonorcanenterintoadialogueaboutwhatthecharitydoesandhowthedonor’smoneywillbeused,”sheexplained.1、Whatdochuggersdoaccordingtothepassage?A．Theyrobmoneyofstrangers.B．Theycheatyouintobuyingthings.C．Theyaskyoutodonatemoneyforcharities.D．Theyhurtyourfeelingsbyaskingquestions.2、What’sthethirdparagraphmainlyabout?A．Thesurveyofcharityvolunteers.B．Theproblemswithcharityvolunteers.C．Thebasicinformationaboutcharityvolunteers.D．TheattitudeBrianJonestakestowardcharityvolunteers.3、Whatdoestheunderlinedword“undermine”mayprobablymean?A．betrayB．strengthenC．buildD．weaken4、HowdoesShirleyBosworthfeelaboutwhatchuggersdo?A．It’suseful.B．It’sdisgusting.C．It’sabsurd.D．It’spopular.23．（8分）Someinternationallanguagesarewidelyusedformanypurposes.Someminoritylanuageswilldieoutandsomenationstendtokeepminoritylanguages.Ireckonthatmostcommonusedinternationallanguageseaseourlifequalityandcommunicationwithdifferentnationalities.Ontheotherhand,weneedtohelpimproveminoritylanguages.Therearemanylanguagesintheentireworldbuttwoorthreeminoritylanguagesdieouteachyear.Somecountriestrytosavedyinglanguages.Forinstance,AustralianGovernmentcreatedaprojecttosavethelanguageandcultureofMaoriwhoareAustralianaborigines.AndthereareotherprojectstokeepminoritylanguagessuchasAmericanIndianlanguage.However,theworldwidejobmarketusuallyrequirescandidateswhocanspeakEnglishorotherinternationallanguages.Peoplewhocannotspeaklinguafranca(共通语)couldhardlybepromotedatwork.Forexample,somecompaniesneedanemployeewhocandealwithforeigncompanies.Somostpeopletendtolearnatleastoneinternationallanguagethathelpsthemtofindabetterjob.Therefore,worldneedsonecommonlinguafrancathatshouldbespokeninanycountry.Consequently,onecommonlanguageshouldbearequiredsubjectineveryschool.Soanyonespeakingonecommonlanguagecantravelwithoutworriestoanypointoftheworldandtradetheirproducts.Peoplewillnotbeforcedtolearnmanylanguages.Inconclusion,weshouldhelpminoritynationstokeeptheirlanguagesfortheculturaldiversity.Toeasetheworldwidecommunicationamongnations,weshouldcreateacommonlanguageandprovidecoursesofit.Asaresult,noonewillfacealanguageissue.1、Whatdoestheunderlinedword“reckon”inParagraph1mean?A．Deny.B．Fear.C．Ignore.D．Think.2、WhatcanbeinferredfromParagraph2?A．Notallminoritylanguagesareuseful.B．Someminoritylanguageshavediedout.C．MaoriisattractivetoAustraliantourists.D．AmericanIndianlanguageiswellpreserved.3、Whydomostpeoplestudymoreinternationallanguages?A．Itbenefitstheirjourney.B．Theycanearnmoremoney.C．Itdoesgoodtofindagoodjob.D．Theyareeagertogetpromoted.4、Howcanwestayawayfromlanguageproblems?A．Bylearningacommonlanguage.B．Bywipingoutminoritylanguages.C．Bystudyingmorelanguagesatcollege.D．Bycommunicatingmorewithforeigners.24．（8分）Theweather.It’salwaysatalking-pointinBritain.Whyisthat?IsitsomethingstrangeaboutBritishpeople?Wellit'snicetothinkthatalotofBritishpeopleareeccentric（古怪）,Imean,theplaceisfamousforit.Butreally,it'stheweatherthat'sthepointofnote.TheUKhassomeofthemostinterestingweatherintheworld."BritaindoesnothaveaCLIMATE.ItjusthasWEATHERInhotcountriesmostoftheindoorplacesthatneedtobecomfortableareair-conditioned,andincoldcountriesmostoftheplacesthatneedtobecomfortableareproperlyheated.TheUKistheexception,sincetheweatherisofteninterestingandnoonereallytakesheatandcoldseriously.Soalthoughtheweathercanbeverycold,veryhot,verywet,orjustwildlyconfused,italwaystakespeoplebysurprise.WhenitgetstowinterandthereisactuallysomeSNOW,italwaystakesthepeoplebysurprise.Itisfrontpagenews,andevenafewinchesofsnowbringsthecountrytoastandstill.Butthen,whathappensnextisevenmoresurprisingandcatchesthefolkoffguardcompletely.Andwhocouldpossiblyhavepredictedit?!ITMELTS!Flooding!Whatasurprise!Theninthesummer,itgetsveryhot.IfithadbeenThailandorAustralia,there'dbenoproblem.Itissupposedtobehot,so,thereisairconditioning.ButintheUK,justtotalconfusionatthesuddenhotweather.Shock,healthproblems,anddespitethefactthatthecountryisconsideredtobewhereitalwaysrains,summertimebringsdrought!Butdopeoplehavecisterns（水箱）andreservewatertanks?Wouldn’titmakesenseforpeopletostorerainwaterincaseofdrought?Ofcourseitwould,butitisadependency-culturewherepeoplehavebeentrainedtobedependentonthestate,whichthenmeansthatinemergencypeoplearestuck!WhyistheBritishweathersostrange?ItissomethingtodowiththecombinationofanalmostArcticlatitude（纬度）combinedwithbeinganislandandhavingtheGulfStreambringingwarmweatherfromthetropics.Helpfulpeopleintheknowongeographicalmeteorology（气象学）havecommentedthatthegeneralsituationwiththeUKweatherisevenmorecomplex,asmanydifferentthingscontributetothechangeableweather.AswellastheNorthAtlanticdrift,thereisthefactthattheUKisaffectedbythefollowingmajorairmasses:thetropicalmaritime（海的）GulfStream,thePolarMaritimeairfromtheNorth,theArcticMaritime,thePolarContinental,andtheTropicalContinental.There'salsofastflowingairinJetstreams.AirgoesaroundinconvectioncurrentsinHadleycellsandinFerrelCells.BecausetheBritishIslescangetweathercomingfromhotorcoldzones,andfromlandorsea,achangeablehot/coldwet/dryweatherisfound.1、WhatistheBritishattitudetowardheatandcold?A．Serious.B．Indifferent.C．Positive.D．Careful.2、HowdotheBritishfeelwhentheyseesnowinwinter?A．Excited.B．Frightened.C．Amazed.D．Disappointed.3、WhathappenswhentheBritishmeetadroughtinsummer?A．Theyhavegotwell-prepared.B．Theygetwaterfromtheriver.C．Theyalwayshelpeachother.D．Theymaybefallintotrouble.4、Whatisthepassagemainlyabout?A．WhyweatherintereststheBritish.B．Englishmen'sattitudetoweather.C．WeatherintheUnitedKingdom.D．WhataffectstheweatherintheUK.25．（10分）ArecentstudyledbyresearchersfromtheNationalUniversityofSingapore(NUS)hasfoundaclearlinkbetweenthecolorofataxianditsaccidentrate.Ananalysisof32monthsofdetailedtaxi,driverandaccidentdatafromtwofleetsofyellowandbluetaxisinSingaporesuggestedthatyellowtaxishavefeweraccidentsthanbluetaxis.Thehighervisibility(能见度)ofyellowmakesitlessdifficultfordriverstoavoidgettingintoaccidentswithyellowtaxis,leadingtoaloweraccidentrate.ThestudywasledbyProfHo.Totestwhethertherewasarelationshipbetweenthecolorofataxiandthenumberofaccidentsthetaxihad,theresearchteamanalyseddatacollectedbythelargesttaxicompanyinSingapore.Theresearchersfoundthatyellowtaxishaveabout2.1feweraccidentsper1,000taxispermonth.Theyalsostudiedtheeconomiceffectofchangingthecoloroftheentirefleetoftaxistoyellow.TheSingaporetaxicompanyinvolvedinthestudyownsabout12,300taxisinaratio(比例)ofoneyellowtothreebluetaxis.Ifacommercialdecisionismadetoswitchfrombluetoyellowtaxis,32.2feweraccidentswilloccurpermonthor913feweraccidentsperyear.Assuminganaveragerepaircostof$1,000percarandadowntimeofsixdays,thecolorofalltaxistoyellowcouldproduceanannualsavingof$2million.“Weareeagertocontinuetovalidate(证实)thefindingsofourstudybylookingattheuseofyellowinothertypesofpublictransport,suchasschoolbuses.Forexample,wehopetocomparetheaccidentratesofyellowschoolbusesagainstthoseofothercolorstofindoutifyellowisindeedasafercolorforschoolbuses.Besides,we’realsointerestedtolookatprivate-hirevehiclesanddoacomparisonoftheaccidentratesofvehiclesthatareofdifferentcolors.”ExplainedProfHo.1、Whydoyellowtaxisresultinfeweraccidents?A．Becauseyellowcanbeseenmoreeasily.B．Becauseyellowsignalsawarningofdanger.C．Becausedriverstendtobemorecarefulinyellowtaxis.D．Becausepeopleactmorequicklyinyellowsurroundings.2、What’sProfHo’sstudybasedon?A．Physicalriskstaxipassengersexperience.B．Theeconomiceffectofchangingtaxicolor.C．DatafromSingapore’slargesttaxicompany.D．Personalreportsfromtaxidriversworldwide.3、WhatdoProfHo’swordsinthelastparagraphsuggest?A．Schoolbusesshouldbepaintedyellow.B．Theirfindingsareworthpopularizing.C．Theirstudywillbefurthered.D．Yellowshouldbewidelyusedinpublictransport.4、Whatcanbethebesttitleforthetext?A．Caution:yellowtaxisaheadB．SafertorideinyellowtaxisC．Whyareyellowtaxispreferred?D．Howcancolorshelppreventaccidents?第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）It’satraditionforAnnSuttontoseekhelpforoneortwofamiliesaroundChristmas.TheSuttons’dinnerconversationoftenturnedtolocalfamilies1Thisyear,theyoungestdaughterKatewas2thatSantaClauswouldmakeaspecialvisit3a22-year-oldsinglemothernamedAshley.OneSunday,the4rang.Arepresentativefromalocalorganizationwascallingtosaythe5AnnhadrequestedforAshleyhadfallenthrough.NoSantaClaus,nopresents,nothing.Annsawthecheer6fromherchildren’sfacesatthenews.Withoutaword,Kateranintoherroom.Soon,Katereturnedwithherpiggybank,herfacesetwith7Andnowshe8thecoinsanddollarbillsout,onebyone,ontothekitchentable:$3.30.“Mom,”shetoldAnn,“Iknowit’snotmuch.9maybethiswillbuyapresentforthebaby.”10everyonewasreachingintopocketsandpurses.Soon,themoney11onthekitchentable.Thetotal:$130.Thenextmorning,Anntoldhercoworkersaboutherdaughter’slatestproject.Throughouttheday,morecoworkers12withcontributions.Eachtimealittlemoneycamein,Anncalledhome.Andwitheach13fromhermother,Katewouldscreamintothephoneanddoalittledanceofvictory.WiththestoryofKate’sgift14beyondAnn’soffice,shereceivedmorecontributions.Bytheendoftheday,thetotalwasnow$500—plentyofaChristmasforAshley’sfamily.Thatevening,Katewentwithhermotherto15themoney.Theyboughtplentyofhouseholdnecessities.They16hadenoughtobuyfoodforaChristmasdinner.OnChristmasEve,Ann17throughthepouringraintowherethefamilylived.WhenAshleyopenedthedoor,Annstoodunderherumbrellaandwishedthe18womanaMerryChristmas.ThenAnnbegantounloadthegiftsfromthecar.Withsomanygiftstotakeinside,sheabandonedtheumbrella.Ashley19herintherain.Soonbothwomenwerewetthrough,andthesurprisehadturnedtosomethingdeeper,thekindof20thatbroughtthemclosetotears.1、A．incharge B．inneed C．inreturn D．inturn2、A．excited B．surprised C．ashamed D．disappointed3、A．with B．without C．to D．from4、A．doorbell B．phone C．alarm D．clock5、A．pleasure B．permission C．information D．aid6、A．rise B．show C．take D．disappear7、A．determination B．peace C．surprise D．puzzle8、A．collected B．counted C．chose D．found9、A．Or B．And C．But D．So10、A．Gradually B．Finally C．Immediately D．Constantly11、A．madeup B．pickedup C．tookup D．piledup12、A．putup B．cameout C．setoff D．droppedby13、A．greeting B．report C．letter D．gift14、A．spreading B．sharing C．starting D．inventing15、A．spend B．deliver C．make D．receive16、A．even B．always C．already D．yet17、A．walked B．drove C．ran D．cycled18、A．astonished B．embarrassed C．bored D．frightened19、A．took B．held C．joined D．attended20、A．sympathy B．sadness C．anxiety D．joy第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）Nobodywantstobeaged,but1．itcomestovisitingcities,mostofuswanttovisittheworld’soldestcitiesLuoyangisoneoftheoldestandmost2．(attract)citiesintheworldthatI’dliketorecommendtoyouLuoyangstandsout3．theoldestcontinuallyinhabitedcityinAsiaThecityisconsideredtobe4．birthplaceofChinesecultureandhistoryaswellasbeingoneoftheSevenAncientCapitalsofChinaThere5．(be)noothercityinChinathathasseensomany6．(dynasty)likeLuoyangWithsuchalongandexcitinghistory,Luoyanghasreallyalot7．(offer)TheLongmenGrottoes,which8．(include)intheworldHeritageListsince2000,andmanyhistoricBuddhisttemples9．(constant)attracttouristsfromallovertheworldLuoyangisalsofamousfortheWhiteHorseTemple,theearliestBuddhisttemple10．(establish)inChinaAreyouanxioustovisitthecity?第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之问交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（），并在其下面写出该加的词；删除：把多余的词用斜线(＼)划掉；修改：在错的词下划一横线，并在该词下面写出修改后的词。注意：1、每处错误及其修改均限一词；2、只允许修改10处，多肯（从第11处起）不计分。Somequestionshaveonlyonecorrectanswer、Thesetypesofquestionarecalledclosedquestions、Ittestyourunderstandingatbasiclevel、、、、Otherquestionshavemorethanonerightanswer,ordonothaveanywronganswers、Thesearecalledopen-endedquestions、Theyhelpyoutothinkmoredeepaboutwhatyoulearnedandtomakepessonaljudgements、TheyencouragediscussionwithotherstudentsorhelpyoudevelopyourEnglishbynewandchallengingways、Bothtypesofquestionareuseful,soyoushouldtakebothkindofsentenceseciously、Whenansweropen-endedquestions,don’tworrywhetheryouranswerisrightorwrong、Everyofanswerthathasbeenwellthoughtoutisacorrectanswer、第二节书面表达（满分25分）29．（25分）假如你是李华，在校报英语专栏看到有关“英语文化节”的一则招募启事。阅读启事，并根据要求写一封应征邮件。VolunteersWantedOurannualEnglishFestival,whichwillbeheldonMarch15-17,isnowlookingfor20studentvolunteerstoprovideserviceforTalentShow,SpeechContest,andEnglishDebate.Ifyouareinterested,pleasesendanapplicationemailtoMs.Chenat.VolunteersWantedOurannualEnglishFestival,whichwillbeheldonMarch15-17,isnowlookingfor20studentvolunteerstoprovideserviceforTalentShow,SpeechContest,andEnglishDebate.Ifyouareinterested,pleasesendanapplicationemailtoMs.Chenat.写作要求：1.表达写信意图；陈述应征目的；说明应征条件（性格、能力等）；2.开头已写好，不计入总词数；3.可根据情况增加