当归六黄汤组成中用量需“加一倍”的药物是（）
A.生地
B.黄芪
C.当归
D.黄柏
E.熟地
参考答案：B
Cathy spent a lot of money on her son’s study.
A．cost;about
B．took;for
C．spent;in
D．paid;for
戏剧是指？
