自考英语选择题练习及答案解析
导语：I think success has no rules, but you can learn a lot from failure.我认为成功没有定律,但你可从失败中学到很多东西。以下是由CN人才网收集整理的自考英语选择题练习及答案解析，欢迎阅读。
1.One way to preserve species ______ the threat of extinction is to remove them to zoos and parks.
A.in
B.on
C.under
D.with
[解析]考点是固定搭配under the threat of 在….的威胁下。
2.Although she didn't mention any names, everyone knew who she was ______ to.
A.meant
B.regarding
C.investigation
D.referring
[解析]词组refer to 指的是…. ;mean to 企图 ;regard 认为; investigation 调查
3.I was surprised to find that the computer could ______ a vast number of different tasks. A.perform
B.create
C.display
D.explain
[解析]perform做，完成，屡行perform tasks 完成任务; create 创造;display 显示，展示; explain解释。
4.The computer has brought about surprising technological changes ______ we organize and produce information.
A.in a way
B.in the way
C.in that way
D.in no way
[解析]in the way 在….方面;in a way 从某种意义上说，在某种程度上;in that way 以那种方式;in no way决不， 一点也不。
5.The French pianist who had been praised very highly ______ to be a great disappointment.
A.turned up
B.turned out
C.turned in
D.turned down
[解析]turn out 结果证明是，结果是。 turn up 出现;turn in 上交;出卖;turn down 拒绝。这句话的意思是：那个曾经受到很高评价的法国钢琴家结果却令人大失所望。
6.It was difficult to guess what her ______ to the news would be. A.impression
B.reaction
C.comment
D.opinion
[解析]本题是词汇辨析题，reaction反应(后接介词to ,意思是“对….的反应”，这句话的意思是：难说她对这个消息会有怎样的反应。impression 印象(后接of,about或on , 意义为“对….的印象”;comment 评论(后接介词on , upon 或about);opinion 评价(后接介词of,about或on)
7.______ is known to the world, Mark Twain is a great American writer.
A.That
B.Which
C.As
D.It [解析]本题是语法结构题，考点是as引导的定语从句。这句话的意思是：众所周知，马克.吐温是一位伟大的美国作家。As 引导的`定语从句经常和such , same 等词连用，或经常用在as is known to us, as is expected , as might be expected , as is often the case 等句型中。
8.Evidence came up ______ specific speech sounds are recognized by babies as young as 6 months old. A.what
B.which
C.that
D.whose
[解析]本题是语法结构题，考点是that引导的同位语从句，先行词是evidence。这句话的意思是： 有证据表明，出生仅6个月的婴儿就能辨别一定的语音。同位语从句与先行词是等同关系，先行词多为表示事实、看法、思想、消息等的名词。常见的有：fact, idea, belief, thought, hope, evidence, doubt, news等。
9.The robots used in nuclear power plants can prevent human personnel from being ______ to radiation.
A.released
B.disclosed
C.revealed
D.exposed
[解析]本题是词汇辨析题，考点是expose….to使…暴露于…;使….接触….;本题的意思是：在核工厂使用的机器人可以使人不接触辐射。prevent…. from doing sth. 阻止某人不…..; release释放; disclose 泄露，揭露; reveal 揭示
10.______, they began to get down to business.
A.The holidays are over
B.The holidays were over
C.The holidays being over
D.The holidays had been over
Ⅱ.Cloze Test
American business is based on the profit motive.So make no mistake. The company you work 11 will have some method of measuring employee productivity. Your future there will depend on 12 you rate.
Productivity is relatively easy to measure in some cases.13 a college student, your overall productivity was measured by your grade point average. Hourly workers, 14 assembly line operators,are usually measured by the 15 of items produced in a given amount of time. Measuring the productivity of some service and management personnel is 16 difficult because of the many factors to be considered.
New employees are 17 expected to perform at their maximum potential.A break - in period is allowed, 18 can be several weeks, depending on the job.By the time of your first performance evaluation, you should 19 average productivity. Then you should try to reach your 20.
11.A.for
B.out
C.to
D.on
答案：A
[解析]You work for是定语从句修饰The company, work for 的意思是为…工作。这句话的意思是：你为之工作的公司会有一些测量员工工作效率的方法。
12.A.what
B.how
C.where
D.when
答案：B
[解析]在这个句子中rate 动词，意思是评价、评估的意思。Depend on后面用宾语从句做介词on 的宾语。本句话的意思是：你的未来将取决于你是怎样评价的。
13.A.For
B.with
C.To
D.As
答案：D
[解析]As a college student作为一个大学生，在这个句子中as做介词。
14.A.except for
B.such as
C.in addition to
D.as well as
答案：B
[解析]such as 是例如的意思，表示举例说明。except for 的意思是除了，除…之外，in addition to 意思也是除了，除…之外，as well as 表示“也”“以及”
15.A.Aquality
B.figure
C.sum
D.whole
答案：C
[解析]quality意思是质量，figure 数字，数;sum总计，合计、总数;whole 整个，整体。这句话的意思是：小时工，比如集中生产线的操作工，他们通常是以单位时间里所生产的产品总数来衡量工作效率。
16.A.more
B.less
C.the same
D.similarly
答案：A
[解析]此处要填一个比较级，根据上下文的意思我们可以判断出要填more ，这句话的意思是：衡量服务人员和管理人员的工作效率就更难了，因为有许多因素要考虑。
17.A.never
B.rarely
C.often
D.always
答案：B
[解析]根据上下文我们可以知道，一般开始时几乎不要求新员工充分发挥潜力，等到第一次评估以后才要求新员工要尽量发挥潜力，因此选rarely 。
18.A.it
B.that
C.which
D.what
答案：
[解析]which 引导了非限定性定语从句，that 不能引导非限定性定语从句。
19.A.reach
B.have reached
C.be reaching
D.be reached
答案：B
[解析]should have reached 是情态动词的完成形式，从上下文看，有一个非常明显的词By the time ,一般句子中有这个词，那么句子的时态经常用完成时。
20.A.destination
B.objective
C.potential
D.conclusion
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