1. 对立观点式

　　A.有人认为X 是好事，赞成X， 为什么? B. 有人认为X 是坏事， 反对X，为什么? C.我的看法。

　　Some people are in favor of the idea of doing X. They point out the fact that 支持X 的第一个原因。They also argue that 支持X 的另一个原因。

　　However, other people stand on a different ground. They consider it harmful to do X. They firmly point out that 反对X 的第一个理由。 An example can give the details of this argument: 一个例子。

　　There is some truth in both arguments. But I think the advantages of X overweigh the disadvantages. In addition to the above-mentioned negative effects it might bring about, X also may X 的有一个坏处。