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1、科技英语模拟训练题Passage1.TheInternet,thenknownasARPANET,wasbroughtonlinein1969,whichinitiallyconnectedfourmajorcomputersatuniversitiesinthesouthwesternUS.TheearlyInternetwasusedbycomputerexperts,engineers,scientists,andlibrarians.Therewasnothingfriendlyaboutit.Therewerenohomeorofficepersonalco
2、mputersinthosedays,andanyonewhousedit,whetheracomputerprofessionaloranengineerorscientistorlibrarian,hadtolearntouseaverycomplexsystem.TheInternetmaturedinthe1970'sasaresultoftheTCP/IParchitecture.AsthecommandsforE-mail,FTP,andtelnetwerestandardized,itbecamealoteasierfornon-technicalpeo
3、pletolearntousethenets.Itwasnoteasybytoday'sstandardsbyanymeans,butitdidopenupuseoftheInternettomanymorepeopleinuniversitiesinparticular.Otherdepartmentsbesidesthelibraries,computer,physics,andengineeringdepartmentsfoundwaystomakegooduseofthenets--tocommunicatewithcolleaguesaroundthewor
4、ldandtosharefilesandresources.In1991,thefirstreallyfriendlyinterfacetotheInternetwasdevelopedattheUniversityofMinnesota.TheUniversitywantedtodevelopasimplemenusystemtoaccessfilesandinformationoncampusthroughtheirlocalnetwork.SincetheInternetwasinitiallyfundedbythegovernment,itwasorigina
5、llylimitedtoresearch,education,andgovernmentuses.Commercialuseswereprohibitedunlesstheydirectlyservedthegoalsofresearchandeducation.Thispolicycontinueduntiltheearly1990's,whenindependentcommercialnetworksbegantogrow.1.HowmanycomputerswereconnectedtotheinitialInternetin1969?()A.TenB.Four
6、C.TwentyD.Three2.Only()couldusetheearlyInternet.A.computerexperts,engineers,scientists,andlibrariansB.anyexperts,engineers,scientists,andlibrariansC.computerexperts,engineers,scientists,andstudentsD.experts,engineers,andscientistsinuniversitiesinUS3.TheInternetbecamealoteasierfornon-tec
7、hnicalpeopletolearnandusebecauseofthecommon()A.commandsB.protocolsC.topologiesD.architecture4.ThefirstreallyfriendlyinterfacetotheInternetappearedwiththeintroductionofa()systemforfilesandinformationaccess.A.computerB.operatingC.menuD.application5.Whichstatementisnottrueaccordin