关于情态动词must,can,may的用法

问题描述:

关于情态动词must,can,may的用法

must1.必须表主观想法I must start now.2.表肯定推测Tom must be doing his homework.
can 1.表能力2表理论上的可能性3表允许you can go home now.4表推测 the book can't be his.
may1 表允许2表推测.字数受限