首先,其次, 然后, 最后: firstly, secondly, thirdly; in the first place, in the second place, in the final place; first and foremost, moreover, additionally, furthermore, eventually, last but by no means least; to start with, to end with, on top of that, in addition to that, added to that, besides, finally, lastly.

　　2、表转折关系

　　However, otherwise, nevertheless, instead, notwithstanding
　　In contrast, by contrast, on the contrary, despite the fact that, in spite of
　　But, yet, although, even though, though

　　3、表强调

　　Of course, indeed, most important, certainly, in fact, obviously, clearly, surely, in particular, in this case, actually.

　　4、表比较

　　In comparison, likewise, similarly, equally, in the same way, identically

　　5、表递进

　　Furthermore, moreover, besides, in addition, additionally, also.

　　6、表因果

　　原因 because of, owing to, due to, thanks to.（介词类）
　　Because, since, for, as（连词类）
　　结果 therefore, thus, hence, consequently, accordingly（副此类）
　　As a result, as a consequence（介词类）
　　So（连词）