题目内容

According to the passage, Carly was born a leader.

A. 对
B. 错

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SunZhenyaoadmires Carly because she is the former Chairman and CEO ofHP.

A. 对
B. 错

空间中任意一个零件有()个自由度。

A. 0
B. 1
C. 2
D. 3

对平面内任意运动的构件引入一个低副,他将减少()个自由度。

A. 0
B. 1
C. 2
D. 3

机架自由度为() 。

A. 0
B. 1
C. 2
D. 3

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