对某项具体行政工作或活动提出要求和规范程序的文书称作()。

In the constitutional history of more than two hundred years the party ________ has been overturned by the party out of power 18 times at the level of presidential elections.

A、in power
B、in the power
C、in a power
D、in his power

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While studying at U.C.L.A., Mr.Wang _______ his old friend, whom he has not seen for nearly twenty years.

A、encountered
B、whispered
C、swung
D、maid

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