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
C.Themostseriousresultbythevirusesistogetridofalltheinformation
D.OnlysomeEuropeancountrieshaveJerusalemviruses