Is和It's的区别

Is和It's的区别 it's 和is的区别 it,is,It's,its之间的用法和区别 it,is,It's,its之间的用法和区别 it's 和it is的区别和用法?请问什么时候必须用it's ,什么时候必须用it is? When is it 和 What's the date 的区别? 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's和Is it的区别顺便告诉一下 比如Father,Father’s和Fathers'有什么区别 it和is的区别 it is rain 和 it 0s raining区别 it’s和that’s的区别 it’s和there is的区别比如是it is important to而不是there is important to it's和it的区别和用法it's和it有什么区别 this is ...和it is...的区别 It's和That's的区别It's.和That's.的区别是什么? It's和This is的区别?Whose's this pen?It's my son's.This is his pen.这是课本中的原话,可到了做练习的时候题目答案是这样的：Whose's this dress.It's my son's.It's his dress.请问This is和It's有什么区别?这样用对么? its和it’s的区别1111111 it's和its的区别简单!