新四级英语阅读理解自测试卷

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1、137新四级英语阅读理解自测试卷新四级英语阅读理解自测试卷ModelTestOne题号时间分配分值1———20题30分钟20分21———60题40分钟40分61———80题30分钟40分PartIReadingComprehension(SkimmingandScanning)(30minutes,20points)Directions:Inthispart,youwillhave30minutestogooverthefollowing2passagesquicklyandanswerthequestions.Forquestion1-7and11-17,markY(

2、forYES)ifthestatementagreeswiththeinformationgiveninthepassage;N(forNO)ifthestatementcontradictstheinformationgiveninthepassage;NG(forNOTGIVEN)iftheinformationisnotgiveninthepassage.Forquestion8-10and18-20,completethesentenceswiththeinformationgiveninthepassage.PassageACyberCrimeThefirst

3、recordedcybercrimetookplaceintheyear1820!Thatisnotsurprisingconsideringthefactthattheabacus,whichisthoughttobetheearliestformofacomputer,hasbeenaroundsince3500B.C.inIndia,JapanandChina.Theeraofmoderncomputers,however,beganwiththeanalyticalengineofCharlesBabbage.In1820,Joseph-MarieJacquar

4、d,atextilemanufacturerinFrance,producedthelooms.Thisdeviceallowedtherepetitionofaseriesofstepsintheweavingofspecialfabrics.ThisresultedinafearamongstJacquard’semployeesthattheirtraditionalemploymentandlivelihoodwerebeingthreatened.Theycommittedactsofsabotage(阴谋怠工)todiscourageJacquardfrom

5、furtheruseofthenewtechnology.Thisisthefirstrecordedcybercrime!Todaycomputershavecomealongway,withneuralnetworkandmasscomputing137新四级英语阅读理解自测试卷promisingtoturneveryatominaglassofwaterintoacomputercapableofperformingabillionoperationspersecond.Cybercrimeisanevilhavingitsorigininthegrowingde

6、pendenceoncomputersinmodernlife.Inadayandagewheneverythingfrommicrowaveovensandrefrigeratorstonuclearpowerplantsisbeingrunoncomputers,cybercrimehasassumedrathersinisterimplications.MajorcybercrimesintherecentpastincludetheCitibankripoff.US$10millionwasfraudulentlytransferredoutofthebanka

7、ndintoabankaccountinSwitzerland.ARussianhackergroupledbyVladimirKevin,arenownedhacker,perpetratedtheattack.Thegroupcompromisedthebank’ssecuritysystems.VladimirwasallegedlyusinghisofficecomputeratAOSatrun,acomputerfirminSt.Petersburg,Russia,tobreakintoCitibankcomputers.Hew