情态动词的can't和mustn't的区别

问题描述:

情态动词的can't和mustn't的区别

表示"不能"意义的can't与mustn't的区别.如:can't表示"不能",意指没有能力;mustn't表示不能,意指"禁止;不允许The baby is asleep.You mustn't make any noise.The boy is so tired that he can't go any further....