高考英语阅读理解专练复习题7

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1、江苏省高三英语阅读理解专练（7）A　　OnOctober12,1989,someChinesescientistswereworkingatthecomputerstolookforinformationtheyneeded.Suddenlytheysawalotofverybrightspotscrossingthecomputers’sscreens.Atthesametimethecomputerswereworkingmuchslower.Tofindoutwhatwashappeningtheystoppedtheirworktochecks

2、omepartsofthecomputers.Totheirhorror,theyfoundoutthatmostoftheirstoredinformationwasgotridofbycomputerviruses（病毒）!Obviouslyallthesecomputershadbeeninfectedbycomputerviruses.　　Itissaidthatthecomputervirusesweremadebyagroupofyoungmenfondofplayingtricks.Theyallhadexcellenteducation

3、.Theycreatedthevirusesjusttoshowtheirintelligence（才智）.ThesekindsofcomputervirusesarenamedJerusalem（耶路撒冷）Viruses.Thesevirusescanstayincomputersforalongtime.Whenthetimecomestheywillattackthecomputersbyloweringthefunctions（功能）,damagingtheirnormalprogramsorevengettingridofalltheinfo

4、rmation.　　WenowcometoknowthatJerusalemVirusesoftenattackcomputersonFridaysandthattheyarespreadingtoalotofcomputers.AmongthecountriesthatsufferedcomputerviruseslastyearareBritain,Australia,SwitzerlandandtheU.S.Butfillnow,howtogetridoftheterriblevirusesremainsaproblem.　　1．Thegroup

5、ofyoungmencreatedtheviruseto________.　　A.damagethecomputers　　B.testtheirability　　C.telltheworldthattheywereintelligent　　D.playatrickonoperatorsofthecomputers　　2．Accordingtothepassage,computervirusesseemto________.　　A.havebeeninnatureforyears　　B.existinanycomputers　　C.bedifficult

6、togetridofatpresent　　D.beabletobegotridofinthenearfuture　　3．Themostseriousdamagecausedbythevirusesisthat________.　　A.thecomputer’sfunctionsarelowered　　B.thenormalprogramsaredamaged　　C.alltheinformationstoredinthecomputersisgone　　D.thecomputersinfectedbythevirusescannolongerbeuse

7、d　　4．Accordingtothepassage,whichofthefollowingistrue?　　A.Lastyearfourcountriesfoundtheircomputerswereinfectedbyviruses.　　B.Theviruseswillcometoanewcomputerafterstayingintheoldoneforsometime.　　C.Scientistsaretryingtofindawaytogetridoftheviruses.　　D.TheJerusalemVirusesareagreathar

8、mtohumanhealth.B　　Bathsandbathinghavelongbeenco