题目内容

刚体受同一平面内三个互不平行的力作用而平衡时,此三个力的作用线必汇交于一点。

A. 对
B. 错

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The Catholic church, other ______ groups and many people concerned about the use of humans for medical experiments have condemned cloning.

A. evil
B. wicked
C. religious
D. pessimistic

It's an Australian company whose logo (商标) ______ a red kangaroo.

A. advocates
B. features
C. illustrates
D. discriminates

On 27 March, WHO recommended additional measures ______ preventing the travel-related spread of SARS.

A. going with
B. leading to
C. resulting from
D. aiming at

The last few ______ have witnessed a growth of foreign investment in China.

A. columns
B. observations
C. statistics
D. decades

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