题目内容
— Must I return this book today, Mrs. Smith?
— No, you ______. You may keep it until next week.
— No, you ______. You may keep it until next week.
[ ]
A. may not
B. can't
C. must not
D. needn't
B. can't
C. must not
D. needn't
D
练习册系列答案
相关题目