↑ 收起筛选 ↑
试题详情

A lesson from the terrible drought(干旱) that hit some parts of southwestern China this year is that more anti-drought projects ______ built in the past years.

A. should be                    B. should not have been

C. ought to have been         D. must be

高一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