They urged that the library open during the vacation.A. must be keptB. is keptC. would be

发布时间：2020-08-16 20:35:29

They urged that the library      open during the vacation.
A. must be kept
B. is kept
C. would be kept
D. be kept

网友回答

(答案→)A. must be kept
B. is kept
C. would be kept
D. be kept
解析：
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。
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