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2013英语考博真题.pdf

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四川大学2013年博士研究生入学考试英语试题I.ReadingComprehension(30%;onemarkeach):Direction:Readthefollowingsixpassages.AnswerthequestionsbeloweachpassagebychoosingABCorDWriteyouranswersontheAnswerSheet.PassageOneOverthepastseveraldecadestheU.S.CanadaandEuropehavereceivedagreatdealofmediaandevenresearchattentionoverunusualphenomenaandunsolvedmysteries.TheseincludeUFOsaswellassightingsandencounterswith"nonhumancreatures"suchasBigfootandtheLochNessmonster.OnlyrecentlyhasLatinAmericabeguntoreceivesomeattentionaswell.AlthoughthemysteriesoftheAztecMayanandIncacivilizationshavebeenknownforcenturiesnowthepublicisalsobecomingawareofunusualparanormalphenomenaincountriessuchasPeru.TheNazca"lines"ofPeruWerediscoveredinthe1930s.Theselinesaredeeplycarvedintoaflatstonyplainandformabout300intricatepicturesofanimalssuchasbirdsamonkeyandalizard.Seenatgroundlevelthedesignsareajumbledsenselessmess.Theimagesaresolargethattheycanonlybeviewedataheightof1000feet-meaningfromanaircraftYettherewerenoaircraftin300B.C.whenitisjudgedthedesignsweremade.Norweretherethenoraretherenowanynearbymountainrangesfromwhichtoviewthem.SohowandwhydidthenativepeopleofNazcacreatethesemarvelousdesigns?Oneanswerappearedin1969whentheGermanresearcherandwriterErichyonDanikenproposedthatthelinesweredrawnbyextraterrestrialsasrunwaysfortheiraircraft.ThescientificcommunitydidnottakelongtoscoffatandabandonyonDaniken'stheory.Overtheyearsseveralothertheorieshavebeenputforthbutnonehasbeenacceptedbythescientificcommunity.TodaythereisanewandheightenedinterestintheNazcalines.ItisadirectresultofthecreationoftheInternet.Currentlythereareover60sitesdedicatedtothismy