问题

He ______ English for six years by the timehe takes his examination.

A:was studying
B:would have been studying
C:had been studying
D:will have been studying

正确答案是：

同类题型

My family and I will go back to the USA tomorrow.— ____________

If he had a map, he _____ get lost in the mountains.

much advice I gave her, she did what she wanted to do.

I told Sally how to get here, but perhaps I _______ for her.

_______ and I’ll make it ______.