题目内容

Not only you but also he ________ football.

A. like
B. likes
C. are liking
D. am liking

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Give him an inch _____ he'll take a mile.

A. but
B. and
C. or
D. so

(2空)一对圆柱齿轮正确啮合的条件是:(________)和(________)。

(1空)按齿轮副两传动轴的相对位置不同,可分为平行轴齿轮传动、(________)轴齿轮传动和相错轴齿轮传动。

(1空)国家标准规定渐开线圆柱齿轮分度圆上的压力角为(________)度。

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