入煎剂宜后下的药物是()
A.薄荷
B.天麻
C.生大黄
D.钩藤
E.砂仁
参考答案:A, C, D, E
---- Oh, he seems .
---- After attending such an concert, it would be strange if he were calm.
A.exciting; exciting
B.excited; excited
C.excited; exciting
D.exciting; excited
何谓交叉配血?试述输血前要做交叉配血试验的原因。