【利弊型】
模板一：
Nowadays many people prefer(主题)because it plays a significant role in our daily life. Generally, its advantages can be seen as follows. On the one hand, (主题的优点1). On the other hand,(主题的优点2).
But everything can be divided into two. The negative aspects are also apparent. One of the important disadvantages is that(主题的缺点1). To make matters worse, (主题的缺点2).
Through the above analysis, I believe that the positive aspects far outweigh its negative aspects. Whatever effects it has, one thing is certain, (主题)itself is neither good nor bad. It is the uses to which it is put that determine its value to our society.
模板二：
With the development of science and human civilization, many formerly unimaginable things come into reality. Some of them have positive effects on our life, but some are distasteful. The phenomenon of (主题现象)is an example of the former / latter one.
There are many factors that may account for it, and the following are the most conspicuous aspects. To start with, (原因1). Furthermore, (原因2). Eventually, (原因3). Good as (主题现象) is, it has, unfortunately, its disadvantages. The apparent example is that (缺点例子1). In addition, (缺点例子2).
On the whole, the phenomenon is one of the results of the progress of the modern society. There is still a long way for us to improve / eliminate (主题现象)and make our life more comfortable.