说明利弊题型：

　　这种题型往往要求先说明一下现状，再对比事物本身的利弊，有时也会单从一个角度(利或弊)出发，最后往往要求考生表明自己的态度(或对事物前景提出预测)

　　1. 说明事物现状

　　2. 事物本身的优缺点(或一方面)

　　3. 你对现状(或前景)的看法

　　nowadays many people prefer a because it has a significant role in our daily life. generally, its advantages can be seen as follows. first ----------------(a的优点之一). besides -------------------(a的优点之二).

　　but every coin has two sides. the negative aspects are also apparent. one of the important disadvantages is that ----------------(a的第一个缺点).to make matters worse,------------------(a的第二个缺点).

　　through the above analysis, i believe that the positive aspects overweigh the negative ones. therefore, i would like to ---------------(我的看法).

　　(from the comparison between these positive and negative effects of a, we should take it reasonably and do it according to the circumstances we are in. only by this way, ---------------(对前景的预测)