have to和have got to 的否定形式
问题描述:
have to和have got to 的否定形式
答
don't have to haven't got to前者是不必,后者是还没做。。
答
have to的否定形式:don't have to
have got to 的否定形式:haven't got to
在后者中have是作为助动词用法.