Noone________thebuildingwithoutthe

发布时间：2020-07-27 02:47:51

No one ________ the building without the permission of the police．A.to leaveB.is about to leaveC.leavesD.is to leave

网友回答

D解析该句有“命令”语气，be to do sth．可以表示“命令”。再如：You are to e before 2 pm．你一定要下午两点以前来。
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