(原因)列举： 　　1)first, second, third, last but not least

　　2)firstly, secondly, thirdly, finally

　　4)in the first place, in the second place, in the third place, lastly

　　5)to begin with, then, furthermore, finally(强烈推荐)

　　6)to start with, next, in addition, finally(强烈推荐)

　　7)first and foremost, besides, last but not least(强烈推荐)

　　8)most important of all, moreover, finally

　　9)on one hand, on the other hand(适用于两点的情况)

　　10)for one thing, for another thing(适用于两点的情况)

　　补充：

　　besides, furthermore, likewise, moreover

　　转折：

　　despite that, still, however, nevertheless, in spite of, despite, notwithstanding

　　原因：

　　then, therefore, consequently, accordingly, hence, as a result, for this reason, so that

　　举例：

　　To take … as an example, One example is…, Another example is…, for example

　　比较：

　　相似的比较：

　　in comparison, likewise, similarly, in the same manner

　　相反的比较：

　　on the other hand, conversely, whereas, while, instead, nevertheless, in contrast, on the contrary, compared with …, …

　　换言之：

　　in more difficult language, in simpler words, put it more simply

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