写好作文，词汇基础要打好。其中，要想把句子衔接好，要用好连词。新东方在线分享考博英语作文词汇之表示时间顺序的，我们一起来看看：
2019考博英语作文词汇之表示时间顺序
now, at present, recently, after, afterwards, after that, after a while, in a few days, at first, at the beginning (of sth.), to begin with, to start with
later, next, finally, immediately, soon, suddenly = all of a sudden, at that moment, as soon as, the moment…, form now on, from then on, gradually
at the same time = meanwhile, till, not…until, before, after, when, while, as, during