问题

I’m sure Andrew will come out first in this speech competition.—I think so. He ______ for it for months.

A:is preparing
B:has been preparing
C:had been preparing
D:was preparing

正确答案是：

同类题型

选出下列句中加点成语使用正确的一项（）

I have two rooms to _________. But I cann’t decide _______________.

Do you have Jay’s CDs —-Sorry ,they are______. But we’ll get some more next week because they______.

I want to know if I _________ smoke here.— No， you ___________. Can’t you see the sign “NO SMOKING” there

Newton was sitting under an apple tree ______ an apple fell onto his head