乌梅丸配伍特点是
A．补泻同施
B．升降并行
C．寒热并用
D．酸苦辛俱备
参考答案：A,C,D
Please put the bike _____ it belongs after you have used it. [ ]
A. where
B. to which
C. what
D. that
有机整体的中心是（）
A.肝
B.脑
C.心
D.五脏
E.经络
