成考作文以写信/邮件为主，今天给大家整理了相关常用句型，希望可以有所帮助。
开头段
1、告知对方你的身份（假如对方不认识你）
Dear Sir/Mr. Smith
I was a student at your college, enrolled in Philosophy Department. /I am a.at your./I
am a… at your college, enrolled in the … course. / My name is …, I am
2、问候收信人（假如他／她是你的朋友）
Dear Tom
Hello/Hi. How are you? I hope everything is fine./ How are things going with you?
3、解释写信的原因
（1）致谢
Thank you for your letter about studying in Canada
I am writing to tell you how grateful I am for…
I would like to thank you most sincerely for…
（2）抱怨
I am writing to complain about the poor service at your dining-room.
I wish to make a complaint about…
I am writing to draw your attention to…
（3）致歉
I am writing to you because I am unable to…
I am terribly sorry that…
I would like to express my apologies for not being able to…
（4） 询问
I would like to obtain/request/seek/inquire some information about…
I am writing to ask if you can do me a favor.
I would like some detailed information on/about…
结尾段
1、发出请求
Please give this matter your immediate attention.
I would very much appreciate it if… as soon as possible
2、提供帮助
I hope these... will be helpful, and please feel free to contact me for more information.
…will be taking responsibility for you and if you should need any assistance, she/he will
be pleased to help you.
3、再次表示歉意或感激
Please accept my heartfelt thanks and deepest gratitude, now and always.
I am sorry that I cannot…and trust that you will understand.
In addition, let me apologize for any inconvenience I may have caused.
Once again, I am sorry for any inconvenience caused.
4、 期昐回信
I look forward to your prompt response.
Looking forward to a prompl reply.
I expect to hear from you very soon.
常用连接词1、First/ Second/ Besides/ Finally
首先，第二，再次，最后
2、On one hand/ on the other
一方面，另一方面
3、In a word
总而言之
4、Although/ But/ However/ At the same time
虽然，但是，然而，同时
5、Recently/ Today/ Now
最近，如今，现在
6、Lukcily/ Especially
幸运地，尤其
7、Generally speaking
一般地说
总而言之：
1、作文以写信/邮件为主，要多看相关的范文，要掌握书信的写作格式，和作文的写作思路。
2、一定要写够单词数。英语非常差的同学可以从阅读理解里面摘抄英语句子。参照模仿阅读理解的句子，用到自己的作文里面。作文没有标准答案，意思接近也可以得分的。
3、在意思表达都正确的情况下，句子用的词汇越好，结构越好自然可以得高分，
主攻英语的同学可以把词汇和句型背熟，并多加练习。对于英语基础不好的同学
要尽量用最简单常见的句型。
4、多使用连接词作为句子开头，作文思路会更清晰，得分更高。