It was ( )that he could not finish it by himself.

It was ( )that he could not finish it by himself.

题目
It was ( )that he could not finish it by himself.
A、such difficult work
B、so difficult a work
C、such a difficult work
D、so difficult work
答案
A such +adj+a/an+可数单
such +adj+复数或不可数名词
so+adj+或 a/an+可数单
但 many much前只能用 so
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