It was ( )that he could not finish it by himself.
问题描述:
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
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