题目内容

The velocity of money is the speed with which it can be converted into a liquid asset.

A. True
B. False

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用特制器械伸入已切开的输精管内,将输精管拉出切口

When a country borrows from abroad, its balance of international payments shows an outflow

A. True
B. False

买卖深圳证券交易所无价格涨跌幅限制的证券,超过有效竞价范围的申报不能即时参加竞价,其委托作废。()

A. 正确
B. 错误

绝育术后感染是由于

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