1. It is not profitable to provide bus services in districts where the population is widely _____.
A. scattered B. dismissed C. separated D. spread

[答案]A. scattered.
[注释]scattered 是scatter 的过去分词，也可作形容词用，（=lying in different directions; not situated together, wide apart）分散的，散布在各处的。Separate 分开的，spread 传播；摊开，dismiss 解雇。

2. There are usually at least two _____ of looking at every question.
A. ways B. directions C. views D. opinions

[答案]A. ways.
[注释]two ways of looking at every questions 意指“观察每个问题的两个方面”。

3. He left in such a hurry that I _____ had time to thank him.
A. almost B. even C. nearly D. scarcely

[答案]D. scarcely.
[注释]scarcely(=hardly, not quite, almost not)几乎没有。Scarcely 是否定副词，类似的有：hardly, barely, rarely, seldom, little 等。研究生入学考试中经常测试这类否定副词的用法。

4. As more and more cars are produced and used, so the _____ from their exhaust-pipes contains an even larger volume of poisonous gas.
A. exposure B. distribution C. expansion D. emission

[答案]D. emission.
[注释]emission 散发物，发射。exposure(to)暴露于：They believe that their health problems are the result of years of exposure to fine cotton dust.(他们认为，他们的健康问题是多年来暴露于棉花粉尘所致。)expansion 膨胀，扩大；Heat causes the expansion of gas.本题译文：正如汽车的生产和使用越来越多一样，汽车的排气管的散发物内所含的有毒气体量也在增加。

5. The book seems to have been _____ from various books and articles.
A. pieced together B. taken off C. broken away D. pulled out

[答案]A. pieced together.
[注释]piece together 拼合，拼凑；take off 起飞；break away from 脱离；pull out 拔出；驶出；（车）减速。