Dear Miss Chen，
I am Merry, I am so sorry to tell you that I have got a bad cold with headache, tiredness,inappetency and insomnia. My doctor advised me that I need a rest for 2 or 3days， so I ask for leave for 2 or 3days untill I am fine．
Thank you for your time and have a nice day．
My dear teacher Mr./Mrs.:
I am greatly reget to tell that I will not be able to take your courses for I will go back to my hometown by train this afternoon.
Please forgive me to say those to you and don't worry about my work.
I will ask my classmates to help me with it once I am back.
Have a nice holiday!
An Application For Annual Leave
To: Mr. John Smith, General Manager
From: George Chen, Accounting Department
Date: January 22, 20xx
Subject: Application for annual leave
I am well sorry that I can not come to the office today. Enclosed please find a certificate form the doctore who said I must keep0 the bed. It may possible be a few days before I am able to resume my duty.
I trust my abesence will not cause you any serious inconvenience.
Sep, x, 20xx
I was reading a correspondence, in ____ years ____ month ____ to ____ years ____ month ____ day, leave ____ days, please approve.
I'm xxx.I'm sorry that I can't go to school today.Because I have a fever.I feel very bad now.So I want to stay at home to take a rest.I hope you can permit me to stay at home.