摘要：36．--Must I go to school tomorrow? -- It' s weekend． A．Yes.you must． B．No.you needn't． C．No.you mustn't． D．Yes.you can．
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— Must I go to medical school and be a doctor like you，Dad?
— No，you__________，son．You’re free to make your own decision．
A.can’t B.mustn’t C.shouldn’t D.needn’t
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—Must I go to the shop with you，Mum?
—Err... I can make it myself，Mike. You go with me.
| A．mustn’t | B．shouldn’t | C．wouldn’t | D．needn’t |
—Must I go to the shop with you，Mum?
—Err... I can make it myself，Mike. You go with me.
A．mustn’t B．shouldn’t C．wouldn’t D．needn’t
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