写一篇英语道歉信,在英语课上做数学作业被张老师发现,写作要求如下:1表示歉意2解释上课做数学作业的原因3请求归还作业本并

Dear Mr/Mrs **,
I am so sorry about doing the mathmatics homework during your class.
"then tell the reasons why you diid math“
But could you be so pleased to forgive me and give me my homework note back?
”I promise I will never do such thing again."