题目内容
He commanded that all the gates _____when it was getting dark in case thieves came in .
| A.were shut | B.must be shut | C.could be shut | D.be shut |
D
试题分析:考查虚拟语气:句意:他命令所有的门天黑的时候要关闭,以防小偷进来。主句的谓语是command,宾语从句的谓语是虚拟语气,谓语是should do,should可以省略,因为the gates和shut是被动关系,用be shut,选D。
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