2018年PETS三级写作范文：道歉信

　　1、 道歉信

Dear ___________,

I am truly sorry that_________________________(道歉的原因).

There reason(原因) is that______(介绍原因) Once again, I am sorry for any inconvenience caused. Hope you can accept(接受) my apologies(道歉) and understand(理解) my situation(情况).

Yours sincerely

寄件人