1. 一般开头

　　How is everything going with you? I am writing to extend my heart-felt thanks to you for

　　Thank you for your letter of February 8 informing me that I have been accepted by your college. But I must apologize to you for

　　I am writing to inform you that ...

　　I am writing to seek your assistance in to request to

　　I am writing to express my views on

　　I am writing in response to your

　　I am writing to apply for the scholarship that your department offers to students from other countries.

　　I am writing to see if it is possible for you to provide me with information regarding

　　I am writing to express my disappointment/dissatisfaction about to complain about

　　I am writing to lodge a claim for the suitcase I lost on my journey to

　　I have learned fromthat you are looking for . And I am writing to recommend for the post.

　　补充句型：I am writing this letter for the purpose of doing sth.