首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Viruses are human-made software programs【C1】______specifically to wreak havoc on personal computers and networks. The【C2】______o
Viruses are human-made software programs【C1】______specifically to wreak havoc on personal computers and networks. The【C2】______o
admin
2010-09-10
38
问题
Viruses are human-made software programs【C1】______specifically to wreak havoc on personal computers and networks. The【C2】______of contracting one of these computer viruses over the Internet has increased dramatically. Typically, you get a virus by opening e-mail【C3】______.
Some viruses are relatively【C4】______to individuals. They just【C5】______themselves to【C6】______messages or e-mail themselves to all the people listed in your address book. The sudden flood of email【C7】______mail servers, causing the system to【C8】______.
Other viruses are more【C9】______,and may lie asleep until a certain date. Then they【C10】______to life to do their dirty【C11】______. Sometimes a strange message appears on your screen, or data and programs may be【C12】______. In the worst case, all the contents of your hard drive may be【C13】______out. These【C14】______programs start on one computer, then replicate quickly,【C15】______other computers around the world.
In 1988, a student at Cornell University sent out a virus by【C16】______, nearly【C17】______the Internet to its knees. More recently, the "I Love You" virus caused over $1 billion in lost【C18】______as it【C19】______e-mail systems worldwide. Last year【C20】______, 10, 000 new viruses, worms and Trojan horses were unleashed.
【C5】
选项
A、bring
B、attack
C、attract
D、attach
答案
D
解析
同义名词辨析。病毒附着在attach信息或EMAIL上的,这样才能起到传播的效用。
转载请注明原文地址:https://kaotiyun.com/show/sJ87777K
0
大学英语四级
相关试题推荐
TheLongMarchALongWaytoGoforChineseEntrepreneursProspectsofanewdirection"MadeinChina"los
BargainingLessonsBargainingskillsaremostimportantwhennegotiatingformoreexpensivegoods--mosttypicallyhandicra
Lowlevelsofliteracy(读写能力)andnumeracy(计算能力)haveadamagingimpactonalmosteveryaspectofadultlife.Testsandintervi
A、SheisaforeignstudentstayinginBritain.B、Herroomisalittleexpensive,butshecansaveagreatdeal’ontransportatio
Thename"UnitedNations",coinedbyUnitedStatesPresidentFranklinD.Roosevelt,was【B1】______usedinthe"DeclarationbyUni
Thename"UnitedNations",coinedbyUnitedStatesPresidentFranklinD.Roosevelt,was【B1】______usedinthe"DeclarationbyUni
HowGeniusesWorkWithoutadoubt,Einsteinwasagenius.SowasIsaacNewton,whoinventedPhysics.Healsoplayedabigro
A、Hehasbeenattackedbysomeone.B、Hehasgotconfusedaboutthebook.C、Hehasreadaninstructivebook.D、Hehascontactedt
A、ShelovedthepeopleinAfrica.B、Shelovedthetourinsomeplaces.C、Threeweeksisjustlikeafewminutes.D、Thewholetou
A、Sheplanstheweddinguntilthelastminutes.B、Shehasn’tgotaweddingdressyet.C、Shehasjuststartedorganizingthewedd
随机试题
一、注意事项1.申论考试是对考生阅读理解能力、综合分析能力、提出和解决问题能力、文字表达能力的测试。2.做答参考时限:阅读资料40分钟,作答110分钟。3.仔细阅读给定的资料,按照后面提出的“申论要求”依次作答。二、给定资料
函数y=xlnx的单调增加区间是________.
(2006年第57题)男性,60岁,4小时来持续性胸痛,阵发性加重,伴出汗,自服速效救心丸稍有缓解。既往有冠心病、高血压病史8年,发现糖尿病2年。入院查体:血压130/85mmHg,痛苦病容,双肺(一),心律整,心率60次/分,第一心音低钝,腹部(一)。E
李某,男,35岁,因“头部斑片状脱发2个月”就诊。患者平日体健,无烟酒嗜好。近半年来因工作繁忙,经常失眠头晕,饮食无规律。2个月前理发时无意中被发现头顶部一处圆形、指甲盖大小的斑片状脱发区,无痛痒及其他不适症状。后该脱发区逐渐增大,并于枕部又出现类似脱发区
李某为某医疗机构试用期医师,尚未取得处方权。某日为其大学同学违规开具了药品处方。则对李某应给予的处罚是
A、腻、重B、钝、凉C、轻、糙D、热、锐E、轻、锐土元偏盛药物性能则
关于个人经营类贷款的说法,不正确的是()。
一次长跑比赛在周长为400米的环形跑道上进行。比赛中,最后一名在距离第3圈终点150米处被第1名完成超圈(即比他多跑1圈),50秒后,他又在距离第3圈终点45米处被第2名完成超圈。假定所有选手均是匀速,那么第2名速度约为()
(95年)设则级数
(2014上集管)依据项目变更管理流程,项目中的正式变更手续应该由______来进行审批。
最新回复
(
0
)