.They ______ be at home. You see, the door is locked from the outside. A. can’t B. may C. must D. mu...
2023-01-06 22:10:08 190次 河南郑州智林学校2010届高三下学期模拟测试试卷（英语） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
.They ______ be at
home. You see, the door is locked from the outside.
A. can’t B.
may C.
must D.
mustn’t
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