一道初二英语阅读题:OnOctober12,1989,som-查字典问答网

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　　一道初二英语阅读题:OnOctober12,1989,someChinesescientistswereworkingatthecomputerstolookfortheinformationtheyneeded.Suddenlytheysawalotofverybrightspots(点)crossingthecomputer’sscreens.Atthesamemomenttheco

　　一道初二英语阅读题:

　　OnOctober12,1989,someChinesescientistswereworkingatthecomputerstolookfortheinformationtheyneeded.Suddenlytheysawalotofverybrightspots(点)crossingthecomputer’sscreens.Atthesamemomentthecomputerswereworkingmuchslower.Tofindoutwhatwashappeningtheystoppedtheirworktolookoversomepartsofthecomputers.Totheirsurprise,theyfoundoutthatmostoftheirstoredinformationwasgotridofbycomputerviruses!Itwasclearthatallthesecomputershadbeeninfectedbycomputerviruses.

　　Itissaidthatthecomputervirusesweremadebyagroupofyoungmenwholikedplayingtricks(恶作剧).Theyallhadalotofcomputerknowledge.Theymadethevirusesjusttoshowtheircleverness.ThiskindofcomputervirusesisnamedJerusalemViruses.Thesevirusescanstayincomputersforalongtime.Whenthetimecomes,theywillhitthecomputersbyloweringthefunctions(降低功能),breakingtheirusualprogrammesorevengettingridofalltheinformation.

　　WenowcometoknowthatJerusalemVirusesoftenhitcomputersonFridayandthattheyarevisitingalotofcomputers.AmongthecountriesthathadcomputerviruseslastyearareBritain,Australia,SwitzerlandandtheU.S.Buttillnow,howtogetridof(除去)theterriblevirusesisstillaproblem.

　　()5.OnOctober12,1989,someChinesescientistsoperatedthecomputersto___________.

　　A.lookforwhattheywantedB.getridoftheverybrightspots

　　C.lookforJerusalemVirusesD.repairsomepartsofthem

　　()6.Thegroupofyoungmenmadethevirusesto_____________.

　　A.breakallthecomputersB.showtheywereclever

　　C.tellpeopletheyhatedcomputersD.getsomeknowledgeaboutcomputers

　　()7.Accordingtothepassage,computervirusesseemtobe_____________.

　　A.inanycomputerB.oncomputer’sscreen

　　C.easytomakeD.difficulttogetridof

　　()8.Whichofthefollowingistrue?

　　A.Whenthescientistsstoppedworkingtheysawalotofbrightspots

　　B.Agroupofyoungmanmadealotofdifferentviruses