用科学记数法表示:-0.00002001=( )
-2.001×10-5
- Well, that is one of ________ most expensive hotels in town, I'm afraid.
- Do you mean we'd better choose________ cheaper one?
A.a; a
B.the; a
C.a; the
D.the; the
患者,男,35岁,平素吸烟,咳嗽,痰多易咯,饮食、睡眠皆佳,舌脉均可,处方含多味中药。
不属于“十八反”内容的药物组合是()
A.南星配生姜
B.半夏与附子
C.甘草与芫花
D.瓜蒌配贝母
E.贝母与乌头