↑ 收起筛选 ↑
试题详情

All flights________because of the storm, they had to wait in the hall.

A.have put off                         B.were put off

C.have been put off                                        D.having been put off

高三英语单项填空困难题

少年,再来一题如何?
试题答案
试题解析
相关试题