a. You hear your neighbour's car stereo every night. Give him/her a good reason to turn it down, e.g. your studying.
 Dear Sir: I am very sorry to tell you that your stereo is too noisy that I cannot rest at home. As you know I am a student in school, so I have plenty of assignments and projects to do, which requires a peace. My thinking is always be bothered by your stereo that I can't attend to study. I hope you can understand me, and turn down your stereo. Thank you very much.

b. Remind your Aunt Helen about your graduation next month - you really want her to come.
 Dear Aunt Helen, how are you recently? I am very glad to tell you that I will graduate next month. I know you always give me a favor, including this time. I hope I can meet you in my graduation. I miss you very much.

c. Tell Mrs. Wang at ICB you enjoyed meeting her and that you will be working together a lot next year.
Dear Mrs. Wang, I am a student in ICB level 1. I want to have a appointment with you, because I will work together with you next year. I know you have a lot of good working experiences in ICB office, and I have many things need to learn from you. If you can give me a chance, please tell me your available time. My e-mail is wyhr@sina100.com. Thanks.

d. Apologise to Sue about forgetting her birthday. Send her some theatre tickets.
Dear Sue, I¡¯m very sorry that I forgot your birthday, because there are too many work to do last week. For my mistake, I want to invite you for a theatre. I know you like classical music very much, so I hope you can accept my invitation and have a good time. Best wishes.

e. You are fed up with your employees: they must take their job seriously or there will be some firing soon

My dear employees, I know you are tired of your work, for you find no interesting in those boring repeats. However, today, I will notice you that you must take your job seriously. You should know that your job is your life. Your bad work must lead to bad your salary. If you do well in your future job, I promise you can receive a promotion or a increase in salary.

f. Thank Alex for the loan of his video camera- you got some great shots.

Dear Alex: Thank you very much for your loan of your video camera.  Because of it, I got some great shots. I am very glad, and you give me the greatest help. If you need any help, please tell me. I will try my best to help you. Finally, thank you very much again.