It’s already nine o’clock. He _______ be lost, or he would have been here then. A. can B. may C. mus...
2022-10-09 06:08:16 173次 人教版英语九年级 Unit 10 单元测试 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
It’s already nine o’clock. He _______ be lost, or he would have been here then.
A. can B. may C. must D. need
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