Isn't it 和 is it区别有什么区别

Isn't it 和 is it区别有什么区别 it's not you,is it?和it's you,isn't it?的意思一样么?有什么区别? this is not my ... 和 it isn‘t my ... 有什么区别么? isn't there和isn't it的区别 英文中,it isn’t 和 it’s not 有什么区别? It isn't和It's not有什么区别?在句首? but it is impossible isn't it? 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有什么差别? 1.of和for有区别吗?(加例子) 2.Is she your sister?与Is it your pen?的回答的区别.1.of和for有区别吗?(加例子)2.Is she your sister?回答是NO/Yes,It is/isn't.还是No/Yes,she is/isn't?3.Is it your pen?的回答,是NO/Yes,It is/isn't I think it isn't possible ...I don't think it is possible...这两句有什么区别? isn't it 和aren‘t you区别是什么啊?什么时候用aren’t you?什么时候用isn‘t it? 翻译：it isn't cheap,is it?/yes,it is./no it isn't. is it 和 isn't it 的用法It is five now,( A.is it B.isn't it 说出为什么？ if it doesn't 和 if it isn't什么时候用 有啥区别 If it——（not rain）tomorrow 为什么用doesn't? yes it is和yes she is的区别为什么书上写的是 isn't the girl LIly?No it isn't.that is her twin sister.这里不是应该说NO she isn’的吗?到底什么时候用it什么时候有she? No,it isn’t.和 It is not.No,it isn’t.和It is not.It is not Bill’s dictionary.能不能改成 it isn’t Bill’s dictionary.可不可以呢,若可以为什么呢? It isn't=It is It's not=It is It isn't=It's