1.表示罗列、增加

　　first, second, third

　　firstly, secondly, thirdly, then/next, after that/next, finally

　　for one thing---，for another--- on (the) one hand---,on the other hand

　　besides/what’s more/in addition/furthermore /moreover /also, especially /in particular

　　2.表示时间顺序、动作过程

　　now, at present, afterwards, after that, after a while, in a few days

　　at first, in the beginning, to begin with

　　immediately, suddenly, all of a sudden, at that moment, as soon as, the moment,

　　from now on, from then on

　　meanwhile, eventually

　　till, not…until, before, after, when, while

　　at the same time, in/during the last 10 years , first… ,then… ,later…, finally…

　　afterwards, soon after… ,later on , soon, at last…