The birth of computers has brought with it a new set of opportunities for mischief and crime. Today, computers are easy to come by and many people know how computer technology 11 . More importantly, the growing use of computer networks can multiply the violation of security, making large numbers of people more vulnerable than would be the case if they were using 12 , stand-alone computers.
Whats more, computer experts agree thatdespite recent widespread publicity-computer viruses are 13 one of the many computer security problems facing the nation.
The U. S. Defense Advanced Research Project Agency has requested that the Research Councils Science and Technology Board 14 the security problems posed by computer technology, see what 15 may already exist, review research efforts 16 at avoiding security problems in the future, and evaluate existing policies 17 to computer security. The study committee will examine the 18 of security for a broad spectrum of users, including the business, national security, and academic communities, as well as the 19 public.
David. Clark, senior research scientist, Laboratory for Computer Science, Massachusetts Institute of Technology, will chair the 20 of experts in electronic security, net-work security, computer law, software engineering ? and operating systems. The committee will also include computer users from the defense and banking industries.
A. only B. works C. solutions D. general
E. issue F. fundamentally G. universal H. assess
I. aimed J. single K. committee L. generates
M. relevant N. question O. community
参考答案:
II. B 12. J 13. A 14. H 15. C 16. I 17. M 18. E 19. D 20. K
你非常上相!
常用的英语口语会话[1]
最常用的日常的英语口语短句
公司前台接待常用的英语对话
语言不通!
失窃!
外贸常用的交际英语口语名句
希望与期望!
英语常用的口语[1]
饭桌上[一]
入住酒店常用的英语口语大全[1]
小学英语:英语元音辅音发音规则表
酒店常用的英语口语集锦[1]
电话用语!
入住酒店常用的英语口语[1]
常用酒店英语口语的推荐[1]
节日纪念日
经典的外贸常用英语口语[1]
外贸英语常用的口语对话
餐馆进膳!
关衣服的必备短语
常用英语口语100句精编[一]
喜悦和惊奇!
铤而走险的话[1]
企业外贸业务常用的英语口语[1]
托福口语:常用比较句型例句小结
酒店前台常用的英语口语[1]
外出旅行[一]
家务琐事!
在失物招领处!
| 不限 |
| 英语教案 |
| 英语课件 |
| 英语试题 |
| 不限 |
| 不限 |
| 上册 |
| 下册 |
| 不限 |