first of all,first,at first,for the first time,the first tim

first of all first the first at first的区别 The first,the first of all ,first of all ,at the first 之间主要区 怎么区分the first,the first of all ,first of all ,at the first,t first of all 与 first 与 for the first time 有什么区别? 辨析 first（first of all);at first;in the first place for the first time. At the first time、The first time、For the first time 、On the the first time,for the first time,at the first time 怎么区别?（我不 the first time 和at the first time和for the first time的区别 for the first time和the first time和at the first time有什么区别? the first time/at the first time/ for the first time It's the first time ,for the first time ,the first time ,at