本单元写作属于议论文中的对比观点类型，在写作时，常使用一般现在时。
一、基本结构
1．开头。提出一种论点或一个具体的问题。
2．主体。论点提出后，我们就要根据汉语提示部分提供的事实，对正反双方的论据进行分析、论证，使论点得到足够的支持。因此，正反双方时常用 Some...However (While, But) some...；引入论据时常用表示递进关系的过渡词 besides, also, even, what's more, too, in addition 等，也用表示列举的 firstly, secondly, thirdly, on the one hand, on the other hand 等。
3．结尾。对正反双方的观点及理由进行陈述后，在结尾部分我们就要得出结论并发表自己的观点。这部分常用的词语有：It is my opinion that..., in my opinion, in a word, as has been said, finally, therefore 等。
二、增分佳句
1．Different people hold different opinions.
2．Opinions are divided.
3．People have taken different attitudes toward...
4．People have different opinions on this problem.
5．People hold different views about... Some people are for the opinion that..., while others point out that...
6．Some of them hold the opinion that...
7．However, each coin has two sides.
8．As far as I'm concerned, I believed that...
