Dearxxxxx,
I am writing this letter to express my apology that xxxxxxxxxxxxxx. I feel terribly sorry about this.
Once again, I am very sorry for any inconvenience caused. I will be really appreciated if you can accept my apologies and understand my situation. Yours Sincerely xxxxxxxxx
亲爱的xxxxx，(对方姓名)
我写这封信以表达我的道歉 xxxxxxxxxxxxxx(道歉原因)。
对此我深感抱歉。
我再次对给您造成的任何不便深感歉意，希望您能理解我的处境并接受我的道歉。
谨启
xxxxxxxxx(自己姓名)
DearXXXXX,
I am writing this letter to eXXpress my apology that XXXXXXXXXXXXXX.
I feel terribly sorry about this.
Once again, I am very sorry for any inconvenience caused. I will be reallyappreciated if you can accept my apologies and understand my situation.
Yours Sincerely
XXX:
Im so sorry ,I was late for school .I think its a bad habit and bad manners. I will go to school a little earlier ,and go to attend class on time.
I ll never be late for school again,please forgive me and believe me.
Thank you!
XX
date
译文：
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
Dear xx,
I am writing this letter to express my apology that xx.
I feel terribly sorry about this.
Once again, I am very sorry for any inconvenience caused. I will be really appreciated if you can accept my apologies and understand my situation.
Yours Sincerely