列举Enumeration:and, too, finally, furthermore, first(ly), second, third, last, another, next

　　补充Continuation:also, in addition, and,further, another, as well as

　　比较或反差Comparison or Contrast:

　　比较类like, likewise, as, similarly, at the same time,as well as, both, all,in comparison,

　　反差类 on the other hand,in contrast, despite,nevertheless,yet, instead,rather, notwithstanding,though, regardless, unlike,although, even though,whereas but, in spite of,on the contrary, however

　　时间顺序Time-Sequence:first, later, next, finally, before, after, now, previously, last, then, when, immediately, formerly, subsequently, presently, initially, ultimately meanwhile