writing a letter to your principle saying that you need a holiday for 1 week

These questions focus on developing your writing and creative skills. We recommend that you frame such answers on your own. However, a sample answer is given below for your reference. 

Please follow the link given below:

https://www.meritnation.com/ask-answer/question/write-an-application-to-your-principal-requesting-for-leave/formal-letter/6163824