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问题 单项选择题

舆论的理性的成份越（），越容易对（）产生影响；理性的成份越（），越不容易对（）产生影响，甚至出现与预期相反的效果.

A.高主体 高主体

B.低主体 高主体

C.低客体 高客体

D.高客体 低客体

答案

参考答案：D

填空题

蜗杆传动机构装配后，蜗杆曲线应在蜗轮轮齿的（）内。
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单项选择题

The United States is well-known for its network of major highways designed to help a driver get from one place to another in the shortest possible time. (51) these wide modern roads are generally smooth and well maintained, with (52) sharp curves and many straight sections, a direct route is not always the most (53) one. Large highways often pass by scenic areas and interesting small towns. Furthermore, these highways generally (54) large urban centers which means that they become crowded with heavy traffic during rush hours, (55) the "fast, direct" way becomes a very slow route.

However, there is almost always another route to take (56) you are not in a hurry. Not far from the (57) new "super highways", there are often older, less heavily traveled roads which go through the countryside. (58) of these are good two-lane roads; others are uneven roads curling through the country. These secondary routes may go up steep slopes, along high cliffs, or down frightening hillsides to towns (59) in deep valleys. Through these less direct routes, longer and slower, they generally go to place where the air is clean and the scenery is beautiful, and the driver may have a (60) to get a fresh, clean view of the world.

60（）。

A. space

B. period

C. chance

D. spot
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