it和it’s的用法请具体讲解it和it’s怎么用呀.比如新概念英语一册的‘Paris in the spring’ …It was spring,but the weather was awful .it rained all the time 这为何用it rained.在‘for sale’这一课 买方说太贵 卖

It is my sister's birthday soon请讲解一下为什么要加It is 和soon的用法 it和it’s的用法请具体讲解it和it’s怎么用呀.比如新概念英语一册的‘Paris in the spring’ …It was spring,but the weather was awful .it rained all the time 这为何用it rained.在‘for sale’这一课 买方说太贵 卖 it's和it的区别和用法it's和it有什么区别 It's fun to do和It's fun doing的用法,具体一点,要有例句. 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 got it 和 get it 的用法 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? It's been worth it讲解语法和翻译 with pleasure、It's pleasure和my pleasure的翻译和具体用法 求~ 感激不尽 It's time for...和It's time to 的用法和区别? it's time to和it's time for具体一点的用法,复制也好,总之要归纳一个完完整整的区别和用法 it is maintained that 的意思和具体用法~ it's time to和it's time for的有什么不同?it's time to和it's time for的用法有什么不同 it's和it's a的区别用法,还有a用在哪里 It's fun to do和It's fun doing的用法 it和it’s的区别和用法分别代表什么 It's 和Its的区别的用法