-Is Jack on duty today? -It ____ be him. It’s his turn tomorrow. A. mustn’t B. won’t C. can’t D. nee...
2023-01-23 07:29:33 54次 2013届四川省高二3月检测英语试题 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
-Is Jack on duty today?
-It ____ be him. It’s his turn tomorrow.
A. mustn’t B. won’t C.
can’t D. needn’t
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