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)。)
