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差分优化技术的优势在于在诸如查询之类的应用中,响应的H

时间:2017-11-01 13:48来源:未知 作者:admin 点击:
14. 差分优化技术的优势在于:在诸如查询之类的应用中,响应的HTML数据流中包含了大量的不变信息(如图像、页头、页脚等) ,减少这些重复数据的传输量,对提高系统性能有着重要的意义。 A. 错误 B. 正确 满分:2 分 15. 移动Agent是指一种能在异构计算机网络中

一、单选题(共 25 道试题,共 100 分。)
V 1.  As we can no longer wait for the delivery of our order, we have to ________ it.
A. postpone
B. refuse
C. delay
D. cancel
      满分:4  分
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2.  I have no objection ________ your story again.
A. to hear
B. to hearing
C. to having heard
D. to have heard
      满分:4  分
3.  I don’t mind ________ the decision as long as it is not too late.
A. you to delay making
B. your delaying making
C. your delaying to make
D. you delay to make
      满分:4  分
4.  It is essential that these application forms ________ back as early as possible.
A. must be sent
B. will be sent
C. are sent
D. be sent
      满分:4  分

16.  These books, which you can get at any bookshop, will give you ________ you need.
A. all the information
B. all the informations
C. all of information
D. all of the information
      满分:4  分
17.  Everybody ________ in the hall where they were welcomed by the secretary.
A. assembled
B. accumulated
C. piled
D. joined
      满分:4  分
18.  The director was critical ________ the way we were doing the work.
A. at
B. in
C. of
D. with
      满分:4  分
19.  The clothes a person wears may express his ________ or social position.
A. curiosity
B. status
C. determination
D. significance
      满分:4  分
20.  This kind of glasses manufactured by experienced craftsmen ________ comfortably.
A. is worn
B. wears
C. wearing
D. are worn
      满分:4  分
21.  —“May I speak to your manager Mr. Williams at five o’clock tonight?” —“I’m sorry. Mr. Williams ________ to a conference long before then.”
A. will have gone
B. had gone
C. would have gone
D. has gone
      满分:4  分
22.  Most broadcasters maintain that TV has been unfairly criticized and argue that the power of the medium is ________.
A. granted
B. implied
C. exaggerated
D. remedied
      满分:4  分
23.  The sale usually takes place outside the house, with the audience ________ on benches, chairs or boxes.
A. having seated
B. seating
C. seated
D. having been seated
      满分:4  分
24.  These surveys indicate that many crimes go ________ by the police, mainly because not all victims report them.
A. unrecorded
B. to be unrecorded
C. unrecording
D. to have been unrecorded
      满分:4  分
25.  ________ she realized it was too late to go home.
A. No sooner it grew dark than
B. Hardly did it grow dark that
C. Scarcely had it grown dark than
D. It was not until dark that
      满分:4  分
5.  I think I was at school, ________ I was staying with a friends during the vacation when I heard the news.
A. or else
B. and then
C. or so
D. even so
      满分:4  分
6.  In a sudden ________ of anger, the man tore up everything within reach.
A. attack
B. burst
C. split
D. blast
      满分:4  分
7.  There are signs ________ restaurants are becoming more popular with families.
A. that
B. which
C. in which
D. whose
      满分:4  分
8.   Sometimes I wish I ________ in a different time and a different place.
A. be living
B. were living
C. would live
D. would have lived
      满分:4  分
9.  In order to show his boss what a careful worker he was, he took ________ trouble over the figures.
A. extensive
B. spare
C. extra
D. supreme
      满分:4  分
10.  You ________ him so closely; you should have kept your distance.
A. shouldn’t follow
B. mustn’t follow
C. couldn’t’ have been following
D. shouldn’t have been following
      满分:4  分
11.  Beer is the most popular drink among male drinkers, ________ overall consumption is significantly higher than that of women.
A. whose
B. which
C. that
D. what
      满分:4  分
12.  Between 1974 and 1997, the number of overseas visitors expanded ________27%.
A. by
B. for
C. to
D. in
      满分:4  分
13.  It is our ________ policy that we will achieve unity through peaceful means.
A. consistent
B. continuous
C. considerate
D. continual
      满分:4  分
14.  The professor could hardly find sufficient grounds ________ his arguments in favour of the new theory.
A. to be based on
B. to base on
C. which to base on
D. on which to base
      满分:4  分
15.  The early pioneers had to ________ many hardships to settle on the new land.
A. go along with
B. go back on
C. go through
D. go into
      满分:4  分
 

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