Dear Professor Liang,
I am writing to extend my gratitude to youbecause with your help I am now a student of Chemistry Department of SydneyUniversity.
Last June, when I applied to become agraduate student of Sydney University, you really gave me a lot of valuablehelp. You not only wrote a recommendation（推荐） for me to Professor Wells who worksin the Sydney University but also gave me careful and patient instructions onhow to fill the application forms and write the application letters.
It is your unreserved(无保留的） help thatenables me to obtain this splendid（极好的）opportunity of further education. For thefollowing two years I will study hard to reciprocate（回报） your sincere help andexpectations with excellent grades.
2.假定你是李华，将于今年七月从新星外语学校毕业。你从报纸上得知B & B公司要招聘一名英文秘书，你很感兴趣，要写一封求职信，包括下列要点：
Dear Sir/ Madam,
I learned from the newspaper that your company needs an English secretary. I’m really interested in this position so I am writing to apply for it.
I’m18 years old and will graduate from Xinxing Foreign Languages School this July.I’m an excellent student, among the top 5 in my class of 50 students. I’m good at English, especially spoken English. I often use the computer and I type very fast. In my spare time, I read a lot. Poems are my favorite. I enjoy music very much too. Being an active young person, I like sports and outdoor activities. Besides, I’m easy to get along with and I like to make friends.
I hope I may be granted（授予） an interview,when I can explain my qualifications（资格，条件） more fully. I am looking forward to your reply.