Dear Mr/Madam ***
I am writing to ask for your permission for a day off from school,because I am having cold.And I will give you the doctor advice prove.
your sincerely
(your name)
Dear Mr/Madam ***
I am writing to ask for your permission for a day off from school,because I am having cold.And I will give you the doctor advice prove.
your sincerely
(your name)