高二年级英语下册期中试卷高二英语试题第Ⅰ卷（选择题共110分）第一部分：听力（共两节，满分20分）第一节（共5小题；每小题1分，满分5分）听下面5段对话。每段对话后有一小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听完每段对话后，你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对话仅读一遍。1.Whatisthewoman’sadvice?A．Boilthewater.B．Takegoodcare.C．Don’tusetoomuchice.2.Whendoesthisconversationtakeplace?A．Atfour-thirty.B．Atfiveo’clockC．Atfive-thirty.3.Whatwouldbethewoman’snationality?A．American.B．Russian.C．French.4.Whatdoweknowaboutthewoman?A．Shedoesnotagreewiththeman.B．Shethinksitbettertowait.C．Sheprefersgoingtowaiting.5.Whatarethetwospeakersprobablydoing?A．Doingsomerunning.B．Climbingahill.C．Takingawalk.第二节（共15小题；每小题1分，满分15分）听下面5段对话或独白。每段对话或独白后有几个小题，从题中所给的A、B、C三个选项中选出最佳选项，并标在试卷的相应位置。听每段对话或独白前，你将有时间阅读各个小题，每小题5秒钟；听完后，各小题将给出5秒钟的作答时间。每段对话或独白读两遍。听第6段材料，加答第6至8题。6.Whatisthewomanthinkingabout?A．Doingbetterinherjob.B．Gettinganextrajob.C．Changingherjob.7.Howdoesthewomanlikeherpresentjob?A．Itisdifficult.B．Itisinteresing.C．Itishighly-paid.8.Whendoesthewomanhavetomakeherdecision?A．Today.B．Tomorrow.C．Thedayaftertomorrow.听第7段材料，回答每9题至11题。9.Howmanydayshasthemangotforhisvacation?A．Ten.B．Fifteen.C．Twenty-five.12/12\n10.Whatisthemainpurposeoftheman’sgoingtoHawaiiwithhisfamily?A．Togofishingandswimming.B．Toclimbmountains.C．Tohavearest.11.Whereisthewomangoingthissummer?A．Africa.B．Europe.C．America.听第8段材料，回答第12至14题。12.Whendoestheconversationprobablytakeplace?A．Inthemorning.B．Intheafternoon.C．Intheevening.13.Whatdoesthemanliketodrink?A．Whitecoffeeandorangejuice.B．Blackcoffeeandorangejuice.C．Blackcoffeewithorangejuice.14.Whatisthemostprobablerelationshipbetweenthetwospeakers?A．Salesmanandcustomer.B．Masterandservant.C．Husbandandwife.听第9段材料，回答第15至17题。15.Whatwasthewomandoing?A．Goingtowork.B．Travellingonherholiday.C．Cominghomefromwork.16.Whatdidthewomandowhentherobberpointedaknifeather?A．Sheaskedtheotherpassengersforhelp.B．Shecaughtholdoftherobber’sknife.C．Sherantoapolicemanforhelp.17.Whocaughttherobber?A．Thewoman.B．Apoliceman.C．Twootherpassengers.听第10段材料，回答第18至20题。18.Howmanystudentswerehurtintheaccident?A．Ten.B．Eleven.C．Twelve.19.Whatcanwelearnfromthenews?A．Theaccidentwastheresultofdrunkdriving.B．Poorweatherledtotheaccident.C．Atruckhitaschoolbus.20.Atwhattimedidtheaccidenthappen?A．3:00a.m.B．3:00p.m.C．5:00p.m.第二部分：英语知识运用（共两节，满分50分）12/12\n第一节：单项选择（共20小题，每小题1分，满分20分）21.Itishighly______that,inmanyschools,theyaregoingtospendlesstimeintheclassroomthantheyusedto.A．possiblyB．probablyC．lovelyD．likely22.Sheis—howshallI______?—notexacllyfat,butratherwell-built.A．getitB．putitC．meanitD．makeit23.Whenyougetintotrouble,don’thesitate______meforhelp.A．inaskingB．askingC．toaskD．toasking24._______toimprovingqualityofriceandwheat,thenewteachnologydevelopedbyscientistsispopularwithfarmers.A．ApplyingB．HavingappliedC．ToapplyD．Applied25.Hewasbadly______bythenewsofhisson’sdeath.A．cutupB．cutoutC．cutdownD．cutin26.Itissaidthatconstantreviewsofwhatyouhavelearnedwillhelpmakeyourknowledge_______.A．perfectB．usefulC．permanentD．impressive27.He_______hislastchanceofwinningtheelectionwhenhesaidthewrongthingonTV.A．gaveoffB．gaveawayC．gaveinD．gaveout28.—Kate,Ihavecleanedtheroomforyou.—Thanks.You_______it.Icouldmanageitmyself.A．needn’tdoB．needn’thavedoneC．mustn’tdoD．shouldn’thavedone29.—HowcouldIthankyouenough?—Don’tmentionit.Anyoneelse_______that.A．mustdoB．coulddoC．wouldhavedoneD．shouldhavedone30.Thestudentsareforbidden,unlesstheyhavespecialpasses,_______after11p.m.A．fromstayingoutB．tostayoutC．stayingoutD．stayout31.Therearemanybadcustomsandlawsthatoughttobe________.A．abolishedB．cancelledC．refusedD．rejected32.—HowcanIhelpyouthemost?—______outoftheway.A．TostayB．BystayingC．StayD．Havingstayed33.______developmentofnuclearweaponis_______threatto_______mankind.A．The;/;theB．The;a;/C．A;/;theD．A;a;/34.TheplanewillsoonbelandinginBombay.Pleaseremembertoputyourwatches_______byfivehours.A．awayB．downC．forwardD．off35.Theeffectsthat20yearsagothecaraccident________onhim_______beingfullyrealizednow.A．havehad;areB．had;areC．had;isD．havehad;is12/12\n36.Thelearnedscholar_______thequestionraisedbytheaudiencehowlifebegan.A．cameupwithB．tookadvantageofC．benefitedfromD．threwlightupon37.Whydon’twehaveabreakuntil,_______,10:45?A．tellB．tellingC．sayD．saying38.______allhisfriendsandmoneygone,hefelttotallyhopeless.A．DespiteB．RegardlessofC．SinceD．With39.Whowasitthatwonthechampioninthe______raceinBeijingOlympics?A．800-metre-longB．800-metres-longC．800metrelengthD．800metreslength40.—Thecloth______welland_______long.—OK,I’lltakeit.A．washes;lastsB．iswashed;lastedC．washes;islastedD．iswashing;lasting第二节完形填空（共20小题；每小题1.5分，满分30分）阅读下面短文，掌握其大意，然后从41～60各题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。MyworkkeepsmeinHongKongmostoftheyear,butIdotrytoget_41_foramonthin42—usuallyJuly.Nowasyouprobablyknowthat’sthemain43seasoninEurope,thefavouriteplacesforholidayandthefamouscitiesareusuallyvery44.ButI’mnotseekingthesun—Igetplentyof45inHongKong—andI’mcertainlynotseekingthe46!SowhenIgoonholidayIbuyaTrainPass(asortoftrainticket)that47mefirstclasstravelonmostofthe48ofWesternEurope.Firstclasscompartments(车厢)are49crowdedandtheyareverycomfortable.Ifyou’regoingonanovernight50youcantakeasleepingtrainforsomeextramoney.Thereareusuallydiningcarsinthetrain.Ifindthat51travelisrestfuland52.There’salwayssomethingtosee.Iparticularlyenjoy53throughSwitzerlandandItaly.Youcangetaverygood54ofwhatacountryislikefromatrain;youdon’tgotoofastandyoustopquiteoften.55railtravelisverysafeandIamneversickonatrain56Iamonaship!Thentherearealwayspeopleto57ifyoufeellikeachat.The58thatIseldomtravelbyplaneisquitesimple:astrainstationsareusuallybuiltinthecitycentre,Idon’thaveto59transport;transportcanbeaproblemwhenarrivingby60.41.A．backB．offC．homeD．away42.A．HongKongB．EuropeC．summerD．autumn43.A．holidayB．visitingC．windyD．rainy44.A．quietB．peacefulC．beautifulD．crowded45.A．pleasureB．daylightC．sunshineD．money46.A．crowdsB．peopleC．helpD．city-life47.A．showsB．allowsC．givesD．takes48.A．highwaysB．pathsC．roadsD．railways49.A．hardlyB．alwaysC．certainlyD．much12/12\n50.A．wayB．journeyC．serviceD．work51.A．seaB．planeC．carD．train52.A．interestingB．tiresomeC．lonelyD．cheap53.A．walkingB．travellingC．rushingD．driving54.A．ideaB．lookingC．drawingD．painting55.A．AlsoB．YetC．ButD．However56.A．whenB．whileC．asD．and57.A．talktoB．turntoC．lookintoD．workout58.A．aimB．conclusionC．reasonD．fact59.A．worryaboutB．orderC．takecareofD．consider60.A．shipB．trainC．carD．air第三部分阅读理解（共20小题，每小题2分，满分40分）请阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将选项的标号涂黑。（A）JameClevelandOwenswasthesonofafarmerandthegrandsonofblackslaves.HisfamilymovedtoClevelandwhenhewas9.There,aschoolteacheraskedtheyouthhisname.“J.C,”hereplied.Shethoughthehadsaid“Jesse”,andhehadanewname.Owensranhisfirstraceatage13.Afterhighschool,hewenttoOhioStateUniversity.Hehadtoworkparttimesoastopayforhiseducation.Asasecond-yearstudent,intheBigTengamesin1935,hesetevenmorerecordsthanhewouldintheOlympicGamesayearlater.AweekbeforetheBigTenmeet,Owensaccidentallyfelldownaflightofstairs.Hisbackhurtsomuchthathecouldnotexerciseallweek,andhehadtobehelpedinandoutofthecarthatdrovehimtothemeet.Herefusedtolistentothesuggestionsthathegiveupandsaidhewouldtry,eventbyevent.Hedidtry,andtheresultsareintherecordbook.ThestagewassetforOwens’victoryattheOlympicGamesinBerlinthenextyear,andhissuccesswouldcometoberegardedasnotonlyathleticbutalsopolitical.HitlerdidnotcongratulateanyoftheAfrican-Americanwinners.“Itwasallrightwithme,”hesaidyearslater.“Ididn'tgotoBerlintoshakehandswithhim,anyway.”HavingreturnedfromBerlin,hereceivednotelephonecallsfromthepresidentofhisowncountry,either.Infact,hewasnothonoredbytheUnitedStatesuntil1976,fouryearsbeforehisdeath.Owens’Olympicvictoriesmadelittledifferencetohim.Heearnedhislivingbylookingafteraschoolplayground,andacceptedmoneytoraceagainstcars,trucks,motorcycles,anddogs.“Sure,itbotheredme,”hesaidlater.“Butatleastitwasanhonestliving.Ihadtoeat.”Intime,however,hisgoldmedalschangedhislife.“Theyhavekeptmealiveovertheyears,”heoncesaid.“Timehasstoodstillforme.Thatgodenmomentdies12/12\nhard.”61.Owensgothisothername“Jesse”when________.A.hewenttoOhioStateUniversityB.histeachermadefunofhimC.histeachertook“J.C.”for“Jesse”D.hewongoldmedalsintheBigTenmeet62.IntheBigTenmeet,Owens________.A.hurthimselfinthebackB.succeededinsettingmanyrecordsC.triedeverysportseventbutfailedD.hadtogiveupsomeevents63.WecaninferfromthetextthatOwenswastreatedunfairlyintheUSatthattimebecause________.A.hewasnotoftherightraceB.hewasthesonofapoorfarmerC.hedidn'tshakehandswithHitlerD.hedidn'ttalktotheUSpresidentonthephone64.WhenOwenssays“Theyhavekeptmealiveovertheyears,”hemeansthatthemedals________.A.havebeenchangedformoneytohelphimliveonB.havemadehimfamousintheUSC.haveencouragedhimtoovercomedifficultiesinlifeD.havekepthimbusywithallkindsofjobs65.Whichofthefollowingisasuitabletitleforthetext?A.JesseOwens,aGreatAmericanAthleteB.GoldenMoment—aLife-timeStruggleC.MakingaLivingasaSportsmanD.HowtoBeSuccessfulAthlete?（B）Sincethebeginningoftime,manhasbeeninterestedinthemoon.TheRomansdesignedaspecialdaytoshowadmirationandrespecttothemoon.Theycalledit“Moonday”,or“Monday”,asweknowittoday.Later,thegreatmindofLeonardodaVincistudiedthemoonanddesignedamachinetocarryahumantothemoon.Leonardosaidthatonedayagreatmachinebirdwouldtakeapersontothemoonandbringgreathonourtothehomewhereitwasborn.Fourandahalfcenturieslater,Leonardo’sideawasrealized.ApolloIItookthreeAmericans—Collins,Aldrin,andArmstrong—tothemoon.Themission(任务)didfillthewholeworldwithgreatsurprise,asLeonardohadsaiditwould.Alotofessays,articles,andbookswerewrittenaboutman’sfirstmoonmission.Butperhapsthemostinterestingstorywasonewrittenbeforetheevent——over100yearsbefore.In1865,FrenchauthorJulesVernewroteastoryaboutthefirstjourneytothemoon.Hisstorywasverysimilartothe1969ApolloIImission.Verne’sspacecraftalsocontainedthreemen—twoAmericansandaFrenchman.12/12\nThespacecraftwasdescribedasbeingalmostthesamesizeasApolloII.ThelaunchsiteinVerne’sstorywasalsoinFlorida.ThespacecraftinVerne’sstorywasnamedthe“Columbiad”.TheApolloIIcommandshipwascalled“Columbia”.HisaccountofsendingthespacecraftintothespacecouldeasilyhavebeenwrittenabouthowApolloIIwassentintothespace.Verne’sstorywasthesameastheactualeventinseveralotherrespects.ThespeedofVerne’sspacecraftwas36,000feetpersecond;Apollo’swas35,533feetpersecond.Verne’sspacecrafttook97hourstoreachthemoon;Apollo’stimewas103hours.LikeApollo’sspacemen,Verne’sspacementookpicturesofthemoon’ssurface,relaxedontheirseats,cookedwithgas,andexperiencedweightlessness.TheytoocamedowninthePacificandwerepickedupbyanAmericanwarship.WhatwerethereasonsforJulesVerne’sextremeaccuracy(准确性)indescribinganevent100yearsormorebeforeitactuallyoccurred?Hebasedhiswritingsonthelawofphysicsandastronomy(天文学).Nineteenth-centuryscienceandthevividVerne’simaginationgavepeopleanunbelievablyaccuratepreviewofoneofthegreatesteventsofthe20thcentury.66.LeonardodaVincisaidthatagreatmachinebirdwould________.A.bringgreathonortothemoonB.flytowardthesunC.exploretheheavensD.takepeopletothemoon67.JulesVernewrotehisstoryofaman’svisittothemoonabout________.A.100yearsbeforetheApolloIImissionB.10yearsbeforetheApolloIImissionC.fourandahalfcenturiesagoD.100yearsago68.Verne’sstoryisverysimilarto________.A.thefirstU.SspacemisisonB.theApolloIImissionC.LeonardodaVinci’sstoryD.alotofotherbooksonthesamesubject69.ThepassagesuggeststhatJulesVerne________.A.developedthelawsofphysicsB.basedhiswritingsontheworksofLeonardodaVinciC.wasveryluckyinwhathehaddescribedaboutthefutureD.knewagreatdealaboutthelawsofphysicsandastronomy70.Thepassagemainlydescribes________.A.therapidprogressofmankindB.Verne’saccuratepreviewofthefutureC.the1969ApolloIImoonmissionD.the19th-centuryscienceandtechnology（C）Thejourneytwonaval(海军的)officersmadesometimeagototheverydeepestpointontheearthmakesusrealizehowmuchoftheworldstillremainstobeexplored.ThetwomenwentdownsevenmilestothebottomofthePacificOceaninsideasmallsteelballcalleda“bathyscaphe”(探海球)tofindoutifthereareanyoceancurrents12/12\norsingsoflife.Itwasnecessarytosetoutearly,sothatthe“bathyscaphe”wouldcometothesurfaceindaylight,andsobeeasilyfoundbythemothershipwhichwouldbewaitingforit.Thedriversbeganpreparationsatdawnandsoonafterwards,whenallwasready,thesteelballdisappearedunderthesurfaceofthewater.Intime,thetemperaturedroppedtofreezing-pointandthementrembled(颤抖)insidetheball.Theykeptintouchwiththemothershipbytelephonedescribinghowtheyfelt.Then,atadepthof3,000feet,themenweresurprisedbyasudden,loudnoise,eventhesmallestholeintheballwouldhavemeantinstant（立即的）death.Luckily,though,itwasonlyoneoftheouterwindowsthathadbroken.Soonafterwards,the“bathyscaphe”touchedthesoftoceanfloorraisingabigcloudof“dust”madeupofdifferentkindsofsmall,deadseaanimals.Here,powerfullightslitupthedarkwaterandthemenweresurprisedtoseefishswimmingjustabovethemquiteuncontrolledbytheverylargewater-pressure.Buttheydidnotdaretoleavethelightsonforlong,astheheatfromthemmadethewaterboil.Quiteunexpectedly,thetelephonebeganworkingagainandtheweakbutclearvoicesoftheofficerswreheardonthemothership.Afterastayofthirtyminutesthemenbegantheirjourneyup,arrivingthreehourslater,coldandwetthrough,butnonetheworsefortheirexperience.71.Theofficersstartedtheirjourneyatdawn________.A.becausetheycouldreturnin24hoursB.becausetheseawascalmthenC.whenthesunwasnotstrongD.sothattheycouldreturnbeforedark72.Whatdidtheofficersfindoutatthebottomofthesea?A.Differentdeadseaanimals.B.Signsoflife.C.NothingbutabigcloudD.Onlydust.73.Thejourneytothebottomoftheseahelpedustorealizethat________.A.muchoftheworldhasn'tyetbeenexploredB.therearenotanysingsoflifeatthebottomoftheseaC.strongwater-pressurehasgreateffectonfishD.powerfullightscannotbeturnedonattheoceanfloor74.Whichofthefollowingisclosestinmeaningtotheunderlinedpart?A.Theywerecoldandwetthrough,whichwastheworstthingatall.B.Theywereevenworsethancoldandwetthroughatthebottomofthesea.C.Consideringwhattheyhadjustexperienced,beingcoldandwetthroughwasevenbetter.D.Forsuchanexperience,beingcoldandwetthroughwasnotbadforthematall.75.Thebesttitleforhispassagemightbe________.A.Theinventionofa“bathyscaphe”B.TwonavalofficersshouldbeawardedC.TheadventuretothebottomoftheoceanD.Theoceanfloorissoftanddusty12/12\n（D）Therearethreetypesofstudentvisas:F-1(StudentVisa),J-1(ExchangeVisitorVisa),M-1(NonacademicTradeSchools).Ofthese,theF-1andtheJ-1arethemostcommonforinternationalstudents.TheJ-1visaobligates(强制)thestudenttoreturntotheirhimecountryforaminimunoftwoyearsaftertheendoftheirstudiedintheUS.TheB-2visa(TouristVisa)isnotconsideredastudentvisaforfulltimestudy.Asageneralrule,ifyouintendtoentertheUSasastudent,youshouldgetaF-1orJ-1visa.Togetavisaapproved,youwillneedtoshowthatyouhaveenoughfundstopayforthefirstyearofstudyandthatyouhaveresourcesavailabletocovertherestofyoureducationalprogram.TheinformationyouprovideontheI-20form(F-1)orIAP-66form(J-1)willbeexaminedverycarefullybyboththeforeignstudentadviserattheschoolandtheINS.Ifyoudon'thavetheresourcesnecessaryforstudyintheUS,youwillnotgetavisa.IftheforeignstudentadviserbelievesyouhavetheresourcesnecessaryforstudyintheUS,heorshewillsendyouaFormI-20(CertificateofEligibilityforNon-immigrant(F-1)StudentStatus).Youwillneedtosubmit(递交)thisformwithyourapplicationforastudentvisatotheAmericanembassy(大使馆).Ifyoureducationwillbesponsored（赞助）byaUScitizen(e.g.,arelative),therelativewillneedtofilloutaFormI-134(AffidavitofSupport).Thisformrequiresthemtopayyourexpensesifyoucannot.AformI-134filledbysomeonewhoisnotarelativedoesnotcountasmuchasaFormI-134filledbyarelative.76.Whatisthebesttitleforthepassage?A.EasytoGetyourVisaB.VisaInformationC.EnoughFundsforVisaApplicationD.ImportancetoGetaRelativeintheUS77.IfyouwanttogetF-1visa,youhavetofillout________.A.theIAP-66FormB.theI-134FormC.theI-20FormD.noneoftheabove78.IfyouwanttopayashortvisittotheStates,youshouldgeta________.A.F-1visaB.M-1visaC.B-2visaD.J-1visa79.Togetastudentvisaapproved,youhavetoprovethat________.A.youhaveenoughmoneyforyourstudyB.youhavetheabilitytoworkthereC.youhaveenoughfundsforoneyearD.yoursponsorwillsupportyourstudyforoneyear80.Fromthelastsentence,wecaninferthat________.A.ThepersonapplyingforthevisacanalsofilloutthesponsorformB.Non-relativesaremoreimportantingettingavisa.C.ThegovernmentthinksrelativesaremorereliabletoactasaguaranteeD.relativesarenotallowedtoasksomeoneelsetofillouttheform12/12\n第Ⅱ卷（非选择题共40分）第四部分：写作（共三节，满分40分）第一节：单句改错（每句包含一处错误，每小题1分，共10分）81.TheyallsharethespiritofcreativityandscientificskillthathavemakeZhongguancunsuccess.82.Bytakingthescientificdevelopmentsofhisdayonestepfurther,JulesVernelaythefoundationofmodernsciencefiction.83.Allthatareneededforlifeonboardcomesfromtheocean.84.Thechemicalstructureofwatermakesanexcellentmediumforlife.85.Thenutrientsinwhateverfallsintotheoceanquicklybecomeavailableforotherlivingcreatures.86.HouseconditionsforblacksinBirminghamwerebadandtherewerefewjobsforblacks.87.Itwasduringthe“MarchonWashingtonDC”in1963whenhegavethespeech“Ihaveadream.”88.LocatinginsouthernAustria,Kitzbuhelisaparadiseforskiers.89.Butitisnoneedtoworryifyouhaveneverskiedbefore.90.HowevergreatachievementsthefuturemayhaveinstoreforChina,itislikelythatmanyofthemwillbeborninnorthwesternBeijing.第二节：句子翻译（根据提示翻译下列句子，每句2分，共10分）91．这是我们的朋友经常做出的解释。（putforward）92．那些女孩每天早上锻炼是为了减轻10磅体重。（aimat）93．尽管今早看上去要下雨，结果却是晴天。（turnout）94．我把我用来写小说的钢笔弄丢了。（用定语从句）95．万一你碰见桑妮，告诉她她欠我一封信。（should）第三节：书面表达根据所给提示写一篇100词左右的小短文。（满分20分）Thegreatestscienceachievementsever·Electricity·Aeroplanes·TheInternet·Cloning·Satellites·Solarenergy·Medicalscience·Radioandtelevision·Cars·ExploringspaceInstructions:ThemagazineModernSciencehasaskedyoutohelpthemchoosethegreatestscientificachievementsever.Writeashortessayandtellthemwhich12/12\nachievementyouhavechosen.Giveatleasttworeasonsforyourchoiceandexplainwhyyouthinkthatitisthemostimportant.Youcanchooseoneoftheachievementslistedabove.高二期中考试英语答案Ⅰ.听力：1—5CACBB6—8CBA9—11ACA12—14ABC15—17ABC18—20ACBⅡ.单选：21—25DBCDA26—30CBBCB31—35ABBCB36—40DCDAAⅢ.完形：41—45DCADC46—50ABDAB51—55DABAA56—60CACADⅣ.阅读：61—65CBACA66—70DABDB71—75DBADC76—80BCBACⅤ.单句改错81.success前加a82.lay→laid83.are→is84.makes后加it85.for→to86.House→Housing87.when→that88.locating→located89.it→there90.However→WhateverⅥ.句子翻译91.Itisanexplanationoftenputforwardbyourfriend92.Thosegirlsworkedouteverymorning,aimingataweightlossoftenpounds.93.Thoughtitlookedlikerainthismorning,ithasturnedouttobeafineday.94.Ilostthepen,withwhichIwrotemynovel.95.ShouldyourunintoSunny,tellhersheowesmealetter.Ⅶ.写作：略12/12\n本资料由《七彩教育网》www.7caiedu.cn提供！12/12