对新国家或新政府的承认是（）的行为。
A.单方面
B.集体性
C.相互性
D.互惠性
参考答案：A
I hear you are saying that doctors should be highly paid, and this is ________ I disagree．
A．why
B．where
C．what
D．how
魏文帝曹丕的皇后甄氏原是谁的妻子？
