大学四级写作，书信类题写作模板 书信开头段：1.告知对方你的身份（假如对方不认识你）Dear Sir or Madam:/ Mr.Promentheus,a) I was a student at your college, enrolled in Philosophy Department.b) I am a at yourc) I am a at your college, enrolled in the course.d) My name is , I am.2.问候收信人（假如他/她是你的朋友）Dear Prometheus,a) Hellob) Hi. How are you?c) I hope everything is fine.d) How are things going with you?e) How are you getting on in/getting along with?3.解释写信的原因a)致谢i. I deeply appreciate（感激）
