mustn't/can't/won't/shan't的用法和区别,请详细一点.

mustn''t/can''t/won''t/shan''t的用法和区别,请详细一点.mustn''t/can''t/won''t/shan''t的用法和区别,请详细一点.mustn''t/can''t/won''t/sh

mustn't/can't/won't/shan't的用法和区别,请详细一点.
mustn't/can't/won't/shan't的用法和区别,请详细一点.

mustn't/can't/won't/shan't的用法和区别,请详细一点.
mustn't 是绝不,禁止的意思.
can't 是不可能的意思.
won't 是不允许的意思.
shan't是不应该的意思.