signature(electronic signature)
name
title
确定语气：
因为barry直呼其名， 可以推断不会不太熟， 但最好还是formal点为好。 记住， 当不确定时， 客气点， 正式点保险； 礼多人不怪。
内容点顺序
1-2-3
1st
凡是这种情况， 出了点什么事， 导致要道歉， 或是感谢； 首先应该是告诉别人这件事， 否则有同学一来就道歉， 对方可能还没反应过来。
Dear Barry:
I am sorry to tell you that I couldn’t attend tomorrow’s meeting as scheduled due to an urgent meeting (unexpected issue). Please accept my apology for any
inconvenience incurred (句型). Shall we meet at 3 pm tomorrow at my office (句型)? I will appreciate it if you can let me know at your earliest convenience. Regards
Mike
3．道歉句型:
A. Sorry for any trouble this has caused.
B. We apologised for any inconvenience caused.
C. Please accept our sincere apology for any inconvenience incurred.
程度升高。