He worked without __ success .As a doctor ,he was not_ success.A._英语解答

He worked without __ success .As a doctor ,he was not_ success.
A.a;a
B.much;/
C.much;a
D.a;much
为什么?不选B?
请详细说明每个选项,

人气：478 ℃　时间：2020-07-08 04:04:11

解答

前面的成功是个抽象概念,不是可数的.
后面表示他不是一个成功的医生,是个可数概念,表示成功的人.