GRE写作中观点论述类是一个非常重要的部分，通常会涉及到某种社会现象、争议性话题、政策措施等方面，考查学生处理问题和表达观点的能力。分析问题、表达观点是这类文章的核心。下面从语言表达和思维结构两个方面来介绍观点论述类常用表达和句式。
一、语言表达：
1. 表示观点：
(1) In my opinion, (2) I am convinced that (3) Personally speaking (4) From my perspective, (5) I hold the view that (6) It is my firm belief that (7) Some people believe that…, while others claim that….
2. 表示优缺点：
(1) The advantages of… outweigh its disadvantages. (2) Although… has some drawbacks, its merit cannot be overlooked. (3) There are both merits and demerits in…
3. 表示原因：
(1) The reason why… is that… (2) One of the reasons why… is that… (3) There are several reasons why…
二、思维结构：
1. 两种观点：
(1) There are two sides to the argument. One is that… The other is that… (2) The issue of whether… remains controversial. Some people argue that…, while others believe that…
2. 论证思路：
(1) Take … for example. (2) A good case in point is… (3) … is a compelling example. (4) Research has shown that… (5) Statistics indicate that…
3. 整体思路：
(1) Firstly…, secondly…, thirdly…, lastly…. (2) On the one hand…, on the other hand… (3) In summary…, In conclusion…
以上就是GRE写作观点论述类常用表达和句式的介绍。这些句型不仅可以丰富我们的语言表达，同时也有助于我们更加清晰地思考和阐述观点。
