Помогите по британскому?А то я в нём не понимаю разумею как

Помогите по британскому?А то я в нём не разумею разумею как делать!
5 класс
Fill in the gaps with the correct form of the possessive pronoum or adjective.
1.We are from Russia. __ county is very beautiful.
2.Nick and Sue are pupils. __ favorite film is Titanic.
3.She is a writer. __ books are very interesting to read.
4.They are good singers and this song is __.
5.I know Bill and Bill knows me.He is a friend of __.
6.I am John and he is Tim. We are fire fighters.
This car is __.
7.Fine, Liz! __ is the best essay!
пожалуйста помогите!