题目内容

受益原则实质上是一个效率原则。()

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信息不对称会增加市场的交易成本。()

It is reported _____ great changes have been made with the application of the new policy.

A. which
B. that
C. while
D. what

The manager promised to keep me _____ of how the project was going on.

A. be informed
B. Informed
C. inform
D. informing

因为科学教育文化卫生等具有私人性，所以政府不应为此出资。()