2018英语专四考试模拟练习题

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Personality is, to a large extent, inherent—A-type parents, usually bring about A-type children. But the environment must also have a 11 effect, wince if competition is important to the parents it is likely to become a major 12 in the lives of their children.

One place where children soak up A characteristics is school, which is, by its very nature, a highly competitive institution. Too many schools 13 the " win at all costs" moral standard and measure their success by sporting achievements. The current 14 for making children compete against their classmates or against the clock produces a two-layer system, in which competitive A types seem in some way better than their B-type fellows. Being 15 keen to win can have dangerous consequences: remember that Pheidippides, the first marathon runner, dropped dead seconds after saying; "cheers, we conquer!"

By far the worst form of competition in schools is the extreme 16 on examinations. It is a rare school that allows pupils to 17 on those things they do well. The merits of competition by examination are somewhat 18 , but competition in the certain knowledge of failure is positively harmful.

Obviously, it is neither 19 nor desirable that all A youngsters change into B's. The world needs types, and schools have an important duty to try to 20 a child's personality to his possible future employment. It is top management.

A. enough B. fit asis tical

E. innumerable F. concentrate t tionable

I. profound J. factor tance

M. passion N. emotion

　　参考答案

II. I 12. J 13. G 14. M 15. K 16. C 17. F 18. H 19. D 20. B 21. D 22. B 23. C 24. A 25. D 26. D 27. B 28. C 29. A 30. C

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.

What's more, computer experts agree that—despite 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 Council's 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 s tions ral

E. issue amentally ersal ss

I. aimed le ittee rates

M. relevant tion unity

　　参考答案

II. B 12. J 13. A 14. H 15. C 16. I 17. M 18. E 19. D 20. K