to begin with, then, furthermore, finally
　　to start with, next, in addition, finally
　　first and foremost, besides, last but not least
　　most important of all, moreover, finally
　　on the one hand, on the other hand
　　for one thing, for another thing
　　in comparison, likewise, similarly, in the same manner
　　on the other hand, conversely, whereas, while, instead, nevertheless, in contrast, on the contrary, compared with …,