–Look! A man is cutting a tree on the moon. --It ______ be true. The teacher said there is no air on...
2023-02-02 17:47:17 199次 2013-2014学年辽宁省营口市九年级中考模拟（三）英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
–Look! A man is cutting a tree on the moon.
--It ______ be true. The teacher said there is no air on the moon.
A. can’t B. may not
C. shouldn’t D. mustn’t
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