高中英语书信作文1. 称呼:Dear Sir or Madam/Yao Ming, 2. 首句: I am writing to 齐头式 I am writing to 缩进式(空四 个字母) 3. 结尾: Yours sincerely, Li Hua 此三项经常会在作文纸上填好了,如果没有就 按要求写好。书信常用开头 告知对方你的身份(不认识的情况) Dear Sir, I am a student I am from ClassGrade 2 My name is2. 问候收信人(彼此认识) Dear Tom, How are you? How is everything going with you? How are you getting on with your studies?3. 直接说明写信原因。 Dear Sir , I am writing to ask/thank/complain/apologize/ inform4. 对之前得到的对方的消息表达自己的感情 。 Dear Mary, I am delighted/excited/sorry to learn t