If it were not for the fact that she_____ sing,I would invite her to the party.

问题描述:

If it were not for the fact that she_____ sing,I would invite her to the party.
A.couldn't B.shouldn't C.can't D.might not
答案是什么,为什么呢?
我选的也是A,不明所以~

for the fact,说明是“客观事实”,客观事实用一般现在时.
就像:
The teacher told us that the earth goes around the sun.
后面是一般现在时.