It isn't和It's not有什么区别?在句首?
It isn't和It's not有什么区别?在句首?
it's not和it isn't有什么差别?
英文中,it isn’t 和 it’s not 有什么区别?
it's not you,is it?和it's you,isn't it?的意思一样么?有什么区别?
it isn't和it's not的区别
It's not difficult和It isn't difficult 有什么区别?这两个句子都能成立吗?
:It's not 和It isn't 区别在哪啊?
It isn`t English和 It`s not English有什么不同?
this is not my ... 和 it isn‘t my ... 有什么区别么?
I believe isn't true和I don't believe it's true有什么区别
it's not 和it isn't 用法上的区别
请问it's not和it isn't的区别(详细)