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　　四、阅读理解（共15小题；每题2分，共30分。）
　　阅读下列短文，然后根据短文的内容从每小题的四个选择项中选出的一项，并把它前面的大写字母填入左边的括号里。
　　A
　　Jimmywasfiveyearsoldandhisbrother，Billy，wasonlyababy.Onemorninghismotherwaitedforanimportanttelephonecallforhours，butnobodycalled.Therewasnobreadinthehouseandshehadtogoouttobuysome.Jimmystayedathometolookafterthebaby.Whenthemotherwasout，thetelephonerangandJimmyanswered.
　　Mr.Baker：Hello！MayIspeaktoMrs.White？
　　Jimmy：Sorry，Motherisout.
　　Mr.Baker：Well，whenshecomesback，saytoher，“Mr.Bakercalled.”
　　Jimmy：What？
　　Mr.Baker：Mr.Baker.Writeitdown.B-A-K-E-R.
　　Jimmy：HowdoyouwriteB？
　　Mr.Baker：HowdoIwrite…？Listen，littleboy，isthereanybodyelsewithyou？Anybrothersorsisters？
　　Jimmy：Yes，mybrotherBillyishere.
　　Mr.Baker：Good.Iwanttotalktohim，please.
　　Jimmy：Allright.Jimmytookthetelephonetothebaby‘sbedandputitbesideitshead.Notlongafterthathismothercameback.
　　Mother：Didanybodycall？
　　Jimmy：Yes，amancalled.ButheonlywantedtotalktoBilly.
　　（）51.Jimmy‘smotherwaitedfor________.
　　A.animportantman
　　B.agoodfriend
　　C.atelephonecall
　　D.apieceofgoodnews
　　（）52.Jimmy‘smotherwentoutbecause________.
　　A.shewaitedforhours
　　B.nobodycalled
　　C.shehadtobuysomebread
　　D.shehadtobuysomemilk
　　（）53.Jimmycouldn‘twritedownMr.Baker’snamebecause________.
　　A.hehadnopenorpaper
　　B.hecouldn‘treadorwrite
　　C.hehadtolookafterthebaby
　　D.hehadtoplaywithhisbrother
　　（）54.Mr.Bakerwantedtotalkto________.
　　A.achildolderthanJimmy
　　B.achildyoungerthanJimmy
　　C.Jimmy‘sbrotherBilly
　　D.Jimmy’ssisterBetty
　　B
　　Thecowboyistheheroofmanymovies.Heis，eventoday，asymbolofcourageandadventure.Butwhatwasthelifeofthecowboyreallylike？
　　Thecowboy‘sjobisclearfromtheword“cowboy”。Cowboysweremenwhotookcareofcowsandothercattle.ThecattlewereintheWestandinTexas.PeopleinthecitiesoftheEastwantedbeeffromthesecattle.Trainscouldtakethecattleeast.Butfirstthecattlehadtogettothetrains.Partofthecowboy’sjobwastotakethecattlehundredsofmilestotherailroadtowns.
　　Thetripswerecalledcattledrives.Acattledriveusuallytookseveralmonths.Cowboysrodeforsixteenhoursaday.Becausetheyrodesomuch，eachcowboybroughtalongabouteighthorses.Acowboychangedhorsesseveraltimeseachday.
　　Thecowboyshadtomakesurethatthecattlearrivedsafely.Beforestartingonadrive，thecowboysbrandedthecattle.Theyburnedamakeonthecattletoshowwhotheybelongedto.Butthesemarksdidn‘tstoprustlers，orcattlethieves.Cowboyshadtoprotectthecattlefromrustlers.Rustlersmadethedangeroustripevenmoredangerous.
　　Eventhoughtheirworkwasverydifficultanddangerous，cowboysdidnotearnmuchmoney.Theywerepaidbally.Yetcowboyslikedtheirwayoflife.Theylivedinawildandopencountry.Theylivedalifeofadventureandfreedom.
　　（）55.Thecowboy‘sjobwas________.
　　A.tobeahero
　　B.totakecareofcattle
　　C.tobearustler
　　D.tobeadriver
　　（）56.Cowboys________.
　　A.madealotofmoney
　　B.hadadifficultjob
　　C.didnotliketheirwayoflife
　　D.wererich
　　（）57.Whenyoudosomethingnewexciting，youhave________.
　　A.asymbol
　　B.anadventure
　　C.ajob
　　D.atrip
　　（）58.Thecowboywasthemostimportantpersoninthemovie.Hewasthe________.
　　A.chief
　　B.rustler
　　C.hero
　　D.president