英语道歉信作文怎么写

DearMissNancy,

MuchtomyregretIwasunabletokeepmypromisetoattendyourbirthdaypartylastSaturday,owingtothefactthatmylittlesonwassuddenlytakenillearlythatday.

Hopingtoseeyousoon.

Trulyyours,

Tom