吴茱萸汤与小建中汤组成中均含有的药物是（）
A.人参
B.芍药
C.桂枝
D.生姜
E.炙甘草
参考答案：D
— I called you at six yesterday, but there was ______ answer.
— Did you? I ______ dinner at my friend's home.[ ]
A: not an; had
B: no; was having
C: not; was having
D: no; had
减压蒸馏时应先加热再抽真空。
