题目内容

力的正交分力是。

A. 标量
B. 代数量
C. 矢量

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合力一定比分力的力大。

A. 对
B. 错

Her company has a combination of 60 channels.

A. 对
B. 错

She used to work as the Finance Director at another television company.

A. 对
B. 错

Though the skills needed to work in the finance world are similar, it’s still not easy to move from sector to sector.

A. 对
B. 错