题目内容

根据平顶链的外形可分为（）和（）两种。

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凸轮分度器的工作循环方式主要有两种：（）和（）

A university is not a birthplace of poets or of immortal authors, of founders of schools, leaders of colonies, or conquerors of nations.

A. undying
B. humorous
C. famous

A university training is the great but ordinary means to a great but ordinary end.

A. outstanding
B. common
C. important

He is able to converse; he is able to listen; he can ask a question pertinently, and gain a lesson seasonably, when he has nothing to impart himself.

A. suddenly
B. appropriately
C. politely