首页>英语四级>模拟试题>正文
2010年12月大学英语四级模拟一(7)

www.zige365.com 2010-11-15 14:39:10 点击:发送给好友 和学友门交流一下 收藏到我的会员中心

  [A] too many corporations take no notice of the security problem of computers

  [B] criminals are sacrificing security for speed and accessibility

  [C] it's very easy to sacrifice security for speed and accessibility

  [D] many companies suffer from computer hacking because they value speed and accessibility more than security

  60. All the following are reasons for the rise in cyber crime EXCEPT ________.

  [A] victims won't report intrusions by hackers

  [B] victims have no firewalls

  [C] the use of modem is increasing

  [D] companies don't pay enough attention to security

  61. It can be concluded from the passage that ________.

  [A] not all hacking attempts are worthy of investigation

  [B] information of the victims is inaccessible

  [C] InfraGard chapters will be in effect by the end of September

  [D] Amazon.com was often disrupted by hacking

  Part V Cloze (15 minutes)

  Directions: There are 20 blanks in the following passage. For each blank there are four choices marked [A],[B],[C] and [D] on the right side of the paper. You should choose the ONE that best fits into the passage. Then mark the corresponding letter on Answer Sheet 2 with a single line through the center.

  Every year more than half a million American kids have drainage (排泄) tubes surgically implanted in their ears to combat persistent infections. The procedure, know as tympanostomy, may not be as 62 as the tonsillectomy was in the 1940s, but it now 63 as the nation's leading childhood 64 and a new study suggests it's being vastly overused. In 65 more than 6,000 scheduled ear tube operations, a team of experts 66 by Harvard pediatrician Lawrence Kleinman found that fewer than half were clearly justified. "Each year", the researchers write in the current Journal of the American Medical Association (JAMA), "several hundred thousand children in the United States may be 67 tympanostomy tubes that offer them no demonstrated 68 ...and may place them at increased 69 ."

本新闻共2页,当前在第2页  1  2  

我要投稿 新闻来源: 编辑: 作者:
相关新闻
2010年12月大学英语四级模拟一(6)
2010年12月大学英语四级模拟一(5)
2010年12月大学英语四级模拟一(4)
2010年12月大学英语四级模拟一(3)
2010年12月大学英语四级模拟一(2)