求英文检讨书,100字,格式规范,因上口语课时与同学讲话!

Self-criticism
Mr.XXX:
I am sorry for my late again.I could have heen here on time,but I got up too late and missed the bus.I beg your pardon and promise it won't happed again.Will you give me another chance to turn over a leaf?
yours:
XXXX