问题

Quite a few tall buildings _______ the lasttwo years.

A:have been put up
B:were put up
C:had put up
D:put up

正确答案是：

同类题型

Every possible means_____ been tried，and we find only______ this means can we do it well．

Go to bed early and sleep well. You can work ________ tomorrow morning.

Nobody likes ______.

21It is hard to make a living nowadays and since we are slightly _______, the amount of your weekly pocket money has to ______

Christmas, people get together andsing Christmas songs for _________.