--Must I renew the book now?
--No, you . You that before the deadline.
A. mustn't; should do
B. needn’t; should have done
C. may not; should do
D. can't; should have done
网友回答
A. mustn't; should do
B. needn’t; should have done
C. may not; should do
(答案→)D. can't; should have done
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