问题

As we know, in our Chinese history _____ was a time when industry was only a home business.

A:it
B:there
C:that
D:what

正确答案是：

标签： know , our , was

同类题型

When did you ___________ the army?

I called you yesterday, but no one answered.—I ______ my car when you called me.

What’s your brother’s name?–_____ name is Dave．

I like classical music, because it sounds ______________.

Yesterday I lent a book him.