—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 need |
—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 need |
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