资源描述：
《大学生英语竞赛阅读理解集锦》由会员上传分享，免费在线阅读，更多相关内容在应用文档-天天文库。
1、2005年初赛PartVReadingComprehension(25minutes,35points)SectionAMultipleChoice(5points)Directions:Thereis 1passageinthissectionwith5questions.Foreachofthem,therearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoice.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethr
2、oughthecentre.Questions56to60arebasedonthefollowingpassage.NewFindingsinArchaeology●SouthAmericaandMadagascarwerejoined70millionyearsagoPicture:ReutersAnoldcroc:ThediscoveryinBrazilofanearlycompletefossilisedskeletonoftheprehistoriccrocodileUbera-basuchusterrificus,above,supportsth
3、eoriesthatSouthAmericaand Madagascarwerejoined70millionyearsago.●We'vealljustgot40,000yearsolderTwoskullsfoundinAfricahavebeenidentifiedastheoldesthumanremainsknowntoscience.Thefossilisedbonesfoundin1967wereoriginallythoughttobe130,000yearsold.Butare-datingofrocklayersnearthosewhic
4、hyieldedthefossilsshowedtheyareactuallyabout195,000yearsold—fromthetimemodernhumansemerged.Theskulls,knownasOmoIandII,pushbacktheknownpresenceofHomosapiensinAfricaby40,000years.ThepreviousoldestHomosapiensskulls,datedtobetween154,000and160,000yearsold,werefoundnearavillagecalledHer
5、tointheafarregionofeasternEthiopia.OmoIandIIwereunearthedbyfamouspalaeontologistRichardLeakeyalongtheOmoRiverinsouthernEthiopia,nearthetownofKibish.OmoI'smoremodernfeaturesledtodisagreementamongexpertsoverwhethertheywerethesameage.Therocksinwhichtheywerefoundshowtheyare,saidAustral
6、ianarchaeologistProfIanMcDougall,whomadethediscovery.Hetoldscientificjournal“Nature”:“OmoIandOmoIIarerelativelysecurelydatedto195,000yearsold,makingthemtheoldestanatomicallymodernhumanfossilsyetrecovered.”Questions:56.Bywhichmeanscouldthescientiststelltheageoffossilstheyhavefound?
7、 A.Thebonesofthefossils. B.Theplacewheretheywerefound.16 C.Thehistoryofhumans. D.Identifyingtherocklayersofthefossils.57.Howmanyyearsolderhasourspeciesbecomebythenewdiscovery? A.130,000. B.40,000. C.195,000. D.Between154,000and160,000.58.WhereweretheOmoIandIIfound?
8、 A.NearHerto. B.Alongthe
