–Mum, must I stay there the whole day?
--No, you ____. You _____ come back after lunch, if you like.
| A．mustn’t, can | B．needn’t, must |
| C．needn’t, may | D．mustn’t, should |
–Mum, must I stay there the whole day?
--No, you ____. You _____ come back after lunch, if you like.
| A．mustn’t, can | B．needn’t, must |
| C．needn’t, may | D．mustn’t, should |
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