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

The computer is broken. ＿＿＿it＿＿＿ today?

The whole world is undergoing the biggest financial crisis nowadays, ____ calls for international cooperation among all nations to get over.

I think trees ____________ twice a week in such hot weather.—Yes, I agree. Or they may die without water.

__________ does your cat weigh?-About 5 kilograms.[ ]

Is your headache getting _______? —No, it’s worse.