题目内容

棘轮机构的主动件,是作( )运动的。

A. 往复摆动
B. 直线往复
C. 等速旋转
D. 加速旋转运动

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Further information can be from the nearest British Council office.

A. obtained
B. found
C. got
D. taken

Good theories are important of course, but we must have evidence to support them.

A. empirical
B. true
C. realistic
D. real

The job gave Tom the chance to apply the knowledge he had at university.

A. acquired
B. learned
C. had
D. won

The lounge bar a useful functions as a meeting place .

A. serves
B. offers
C. works
D. gives

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