华东石油《科技英语》2012年春学期在线作业（四）

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《科技英语》2012年春学期在线作业（四）
试卷总分：100       测试时间：--       试卷得分：100
单选题



、单选题（共 20 道试题，共 100 分。）    得分：100
1.  For the time being, Philips could not say when such a product as this might be ______ available, however.
A. vertically
B. commercially
C. horizontally
D. rapidly
正确资料：B      满分：5  分  得分：5
2.  How many more decades will have to pass ______scientists succeed in providing a cure for cancer？
A. when
B. before
C. since
D. until
正确资料：B      满分：5  分  得分：5
3.  The methods used to achieve these aims will be described later, and ______ can be seen broadly as a focusing on to a target.
A. up to now
B. so far
C. as yet
D. for the present
正确资料：D      满分：5  分  得分：5
4.  There are two rooms in the house, ____serves as a kitchen.
A. the smaller of which
B. the smaller of that
C. the smallest of which
D. the smallest of that
正确资料：A      满分：5  分  得分：5
5.  You must speak slowly, so that you can make yourself ________.
A. understood
B. understand
C. understanding
D. to understand
正确资料：A      满分：5  分  得分：5
6.  A marine shale, once believed to be a black mud rich in organic compounds, is a common source rock to ______ oil.
A. block
B. discover
C. originate
D. prevent
正确资料：C      满分：5  分  得分：5
7.  Over the past decades, sea ice in the Arctic（北极）______ as a result of global warming.
A. had decreased
B. will decrease
C. has been decreasing
D. is decreasing
正确资料：      满分：5  分  得分：5
8.  ______ is she in London than she rings up her old friend Mary.
A. Scarcely
B. Rarely
C. No sooner
D. Hardly
正确资料：      满分：5  分  得分：5
9.  It is the business of the petroleum industry to find crude oil and gas and to ______ them from the earth on-shore and off-shore.
A. retrieve
B. exchange
C. proceed
D. change
正确资料：      满分：5  分  得分：5
10.  It was in 2005 _____we began to introduce this new technique into our company.
A. which
B. then
C. when
D. that
正确资料：      满分：5  分  得分：5
11.  He left orders that nothing ______ until the police arrived.
A. was touched
B. had been touched
C. should be touched
D. was to be touched
正确资料：      满分：5  分  得分：5
12.  It seemed as though nothing could stop the ship from wrecking itself on the shore, where leaking fuel or an escape of Norway rats could ______ an ecological catastrophe(灾难) for wildlife.
A. release
B. blunt
C. trigger
D. boost
正确资料：      满分：5  分  得分：5
13.  He____the maths examination if he had worked hard enough, but he didn't.
A. would pass
B. had passed
C. would have passed
D. passed
正确资料：      满分：5  分  得分：5
14.  We must put the ______ side of the policy into consideration to avoid possible mistakes.
A. converse
B. reverse
C. reserve
D. revise
正确资料：      满分：5  分  得分：5
15.  The views of young people today on politics, social attitudes and life goals greatly ______ from their baby boomer parents.
A. distinct
B. differ
C. different
D. distinctive
正确资料：      满分：5  分  得分：5
16.  When Bob and his friends came, we____our supper then.
A. had
B. were having
C. have
D. are having
正确资料：     满分：5  分  得分：5
17.  They are trying to ______ the waste discharged by the factory for profit.
A. expose
B. exhaust
C. exhibit
D. exploit
正确资料：     满分：5  分  得分：5
18.  By the time he arrives in Beijing, we ________ here for two days.
A. will stay
B. have been staying
C. will have stayed
D. have stayed
正确资料：      满分：5  分  得分：5
19.  Thank heavens! You have come back home. You should be thankful that you have escaped with only ______ injuries.
A. minor
B. major
C. significant
D. abundant
正确资料：      满分：5  分  得分：5
20.  The annual income of school teachers in this place was ______ at＄900.
A. processed
B. assessed
C. summarized
D. valued
正确资料：      满分：5  分  得分：5


  
谋学网: www.mouxue.com 主要提供奥鹏作业资料，奥鹏在线作业资料，奥鹏离线作业资料以及奥鹏毕业论文，致力打造中国最专业远程教育辅导社区。