2. What should we do? How do something influence our lives? what are the characters of something.

　　背景描述

　　There are numerous approaches to solving…/impacts on sth. /characteristics of… , and I would explore the most conspicuous ones there.

　　One of the primary method, to my mind, is that…

　　one of the primary impact, to my mind, is that…

　　one of the primary characteristic, to my mind, is that…

　　a more subtle point which we must consider is that…

　　In addition/ furthermore ……

　　In conclusion, Taking into account of all these methods/ affects / aspects, we may reach the conclusion that……