题目内容
They urged that the library _________ open during the vacation.
| A.must be kept | B.is kept | C.would be kept | D.be kept |
A
此题考查含有情态动词的被动语态的基本结构,情态动词+be+done。此题的含义表示他们强烈要求在假期开放图书馆。
练习册系列答案
相关题目