具有升阳举陷功效的解表药是()
A.柴胡、黄芪
B.葛根、柴胡
C.升麻、葛根
D.黄芪、升麻
E.柴胡、升麻
参考答案:E
He ____ they didn't start early they wouldn't catch the first bus. [ ]
A. said that if
B. asked if
C. asked whether
D. said that whether
火花鉴别方法()较为可靠,但为了减少误差,要求操作人员技术熟练,且要求操作环境清静。
A、复杂、耗时较长
B、简单但耗时较长
C、复杂但耗时短
D、简单、迅速