↑ 收起筛选 ↑
试题详情

Only in this way, directed by the teacher, ______work out the problem the day before.

A.had they

B.they could

C.could they

D.did they

高三英语单项填空中等难度题

少年,再来一题如何?
试题答案
试题解析
相关试题