Réponse :
Activity 3:
During the holidays, I will be staying (stay) at home.
2- will you be staying (stay) at home, too?
3- My parents will be going (go) to work.
4- My friends and I will be revising (revise) for the English test. (pas sûre de celui là)
5- The school will be (be) closed.
Activity 4:
This document is a Journal / diary named "diary of a Wimpy Kid". It was written by Keff Kiney and there isn't any date written on the front page of the book.