we are not allowed to touch it=we mustn't touch it为什么不是等于we mustn't to touch it
问题描述:
we are not allowed to touch it=we mustn't touch it
为什么不是等于we mustn't to touch it
答
MUST是情态动词 加原型
答
楼上说的对
答
mustn't是情态动词,后面加动词原型,不用to的
答
must是情态动词,情态动词后面加动词原形