He has made___ that we are proud of him.

问题描述:

He has made___ that we are proud of him.
A. so rapid progress
B. such a rapid progress
C. such rapid progress
D. such rapid progresses
答案是C 为什么不能选A呢

注:such+ A/ AN+形容词+可数名词单数+……
或such+ 形容词+可数名词复数/不可数名词+…
而SO +形容词/ 副词+THAT……
或SO +形容词+a + 单数名词+……
注:PROGRESS 是不可数名词(前面不能用冠词),故只有C对.