大承气汤的臣药为（）
A.大黄
B.厚朴
C.枳实
D.芒硝
E.芒硝、厚朴
参考答案：D
It’s almost eight years we _______ each other last time.
A．since; saw
B．before; see
C．after; will see
D．when; have seen
存储一个国际码需要几个字节
A．1
B．2
C．3
D．4
