题目内容

关于投标保证金,下列说法中,正确的有()。

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下列各类项目中,属于服务项目的有()。

"Needs" and "wants" mean the same in our discussion.

A. Right
B. Wrong
C. Not mentioned

确定中标人的权利属于()。

In our rich society, it is pointless to separate people's needs from their wants.

A. Right
B. Wrong
C. Not mentioned

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