问题

What were you doing ___it was raining outside

A:Hundreds of
B:Two hundreds
C:Hundred of
D:Two hundred of;

正确答案是：

同类题型

I’m sorry to have shouted at you. I didn’t mean to be so rude to you.-You were very angry. Anyway, ____.

They demanded that the books________ to the school library at once.

下列各句中，加点的成语使用恰当的一项是（）

I was attracted by ________ most unusualpicture made of ________ bits of coloured plastic

Videos, recordings and other learning aids are usually used textbooks in language learning