---Mom,mayIputoffthehomeworktilltomorrow?It’sSaturdayto...
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问题详情:
--- Mom, may I put off the homework till tomorrow? It’s Saturday today.
--- No, you _________. You must finish it today. Tomorrow we’ll visit your grandparents.
A. may not B. can’t C. mustn’t D. needn’t
【回答】
B
知识点:情态动词
题型:选择题