一、小作文
在考研英语小作文写作中，除了保持一般的议论文风格，还需要在三段中穿插信函相关的套句模板，来适应书信文体的要求。
下面就帮大家整理了一些小作文最常用的经典套句，希望大家在考场上能够信手拈来，发挥作用。
1. 一般开头句型
I’m writing to… 开门见山的开头模式
I’m writing to inform you that… (通知类型)
I’m writing to seek your assistance in … (请求类型)
I’m writing in response to your advertisement in … (回应类型)
I’m writing to express my views on … (建议类型)
I’m writing to apply for the scholarship that your department offers to students from other countries. (申请类型)
I’m writing to see if it is possible for you to provide me with information regarding… (咨询类型)
I’m writing to express my disappointment/ dissatisfaction about… (投诉类型)
2. 感谢类句型
thank-gratitude-grateful-appreciate 的多种变体
I’m most grateful to you for your…
I’m writing this letter to express my sincere gratitude for…
I would like to convey in this letter my heartfelt thanks for…
I feel greatly indebted to you for…
I’m writing to tell you how greatly I appreciate all you have done for me…
But for your kind assistance, I would have …
I must thank you again for your generous help。
Please accept my deepest gratitude。
3. 道歉类句型
sorry-apologize-apology的多种变体
I feel really sorry to you for…
I must apologize to you for…
I would like to express my deepest apology / regret for not being able to …
Had I …, I would have…。
Please accept my sincere apology for…
I want you to know how badly I feel about…
4. 一般结尾句型
Any favorable consideration of my application will be highly appreciated. (申请/求职)
We should be very pleased if you could honor us with your presence. (邀请函)
Best wishes for your greater success in your career. (祝愿)
Thank you for your patience and concern in reading this letter. I hope this does not cause you too much inconvenience. I look forward to hearing from you at your earliest convenience。(套话组合)
虽然信函的套用句型还有很多的变化，但上面选取的这些句子在考试中都是非常实用的，无论什么样的话题，开头结尾加上表示感谢和道歉的礼貌客气话总是必不可少的。
二、大作文
经过对各类考研作文的分析和挖掘，我们发现，在200词以下的短作文中，三段设置是一个比较合理的格局。特别是提纲三点出现的内容和规律，我们可以发现一共出现过十种常见的段落。这些功能段落通过组合，可以形成多种多样的考法。由于考研写作相对来说比较模式化，因此段落的出现也很有规律。可以看出以下的情况：
第一段： 话题引出段 / 图画图表描述段
第二段： 观点列举段 / 利弊分析段 / 举例论证段 / 原因列举段 /意义阐释段
