（1）表示承接的过渡词：also，and，and then，too，in addition，furthermore，moreover，what's more， again，on top of that，another，first，second，third等。（2）表示时间顺序的过渡词：now，then，before，after，afterwards，earlier，later，immediately，soon，next，in a few days，gradually，suddenly，finally··等。（3）表示空间顺序的过渡词：near（to），far（from），in front of，behind，beside，beyond，above，below，to the right/left，around，outside等。（4）表示比较的过渡词：in the same way，just like，just as等。（5）表示转折的过渡词：but，still，yet，however，nevertheless，nonetheless，on the contrary，in spite of，even though等。（6）一方面，另一方面：on the one hand，on the other hand，for one thing，for another等。（7）表示结果和原因的过渡词：because，since，so，as a result，therefore，then，thus，otherwise等。（8）表示目的的过渡词：for this reason，for this purpose，so that等。（9）表示强调的过渡词：in fact，indeed，surely，necessarily，certainly，without any doubt，truly，to repeat，above all，most important等。（10）表示解释说明的过渡词：for example，in fact，in this case，for actually， for instance等。（11）表示总结的过渡词：in a word，above all，，all in all，finally，at last，in conclusion，as I have shown，in another word，in brief，in short，in general，on the whole，as has been stated，last but not least等。(12)表示转折的过渡词: But，However，Although / even though， Despite / despite the fact that，In spite of / in spite of the fact that，Nevertheless，Nonetheless，While，Whereas，Unlike，In theory… in practice
