.-May I keep this book for two days?
-No, you_______. It’s a library book for reference only.
A.may not | B.mustn’t | C.needn’t | D.shouldn’t |
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.-May I keep this book for two days?
-No, you_______. It’s a library book for reference only.
A.may not | B.mustn’t | C.needn’t | D.shouldn’t |