题目内容
—Don’t be late for school, again. You _________ be on time.
—Sorry, Mr. Liu. I won’t next time.
A. can B. must C. shouldn’t D. needn’t
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题目内容
—Don’t be late for school, again. You _________ be on time.
—Sorry, Mr. Liu. I won’t next time.
A. can B. must C. shouldn’t D. needn’t