i must saty at home last night同义句

问题描述:

i must saty at home last night同义句

I have to stay at home.
must侧重于客观需要,含有不得不,*含义,有多种时态
have to侧重于说话者主观看法,认为有必要或有义务去做某事,只有现在时一种形式.