参考答案:Dear Smith, I am sorry to tell you that I can’t attend your class next Tuesday.I work for a trade company,and my company manager has decided to send me away on a three-day business trip to Hainan from Monday to Wednesday.So I will miss your class on Tuesday.I wonder if you can do me a favor to record your class so that I Can listen to it later.I would be very grateful to you.and I am sorry for the inconvenience mat I have caused to you. My best wishes to you! Yours, Li Ming 答案解析:[解析]这是一篇请假条,首先要交代请假的原因。其次要这类问题的语言,文中要表达出歉意。有哪些需要补充的信息和要求也可以一并说明。