题目内容

内力因外力而产生,下列说法正确的是()

A. 外力越大,内力越小
B. 外力越小,内力越大
C. 外力和内力没有必然联系
D. 外力越大,内力越大

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汽车的车门传动机构是()

A. 曲柄摇杆机构
B. 双摇杆机构
C. 双曲柄机构
D. 曲柄滑块机构

While Billie Holiday did not invent the music called "the blues", she most assuredly helped popularize it.()

A. finally
B. certainly
C. earnestly
D. enthusiastically

With the acquisition of smaller companies by larger ones, the 1960's saw a wave of new conglomerates.()

A. surge
B. handful
C. suspension
D. dissolution 分解

《管规》规定,组织旅客上、下车时,()

A. 可以对旅客大声呵斥
B. 不得强拉硬拽
C. 可以强行把旅客拽下来
D. 可以推搡旅客

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