因孩子生病而不能赴约，为了表示歉意，并写下道歉信。
dear miss nancy,
much to my regret i was unable to keep my promise to attend your birthday party last saturday, owing to the fact that my little son was suddenly taken ill early that day.
hoping to see you soon.
truly yours,
tom
以上是英文道歉信的相关范文，希望你能喜欢。
