Заполните пропуски в предложениях формами глагола to be. 1)this my sister. 2)she my best friend. 3)i from perm. 4)where you from? you british of russia? 6)where their books 7)they in their bags. 8)who in the room? 9)peter 10)we on holidays. this our address.

This is my sister.
She is my best friend.
I am from Perm
Where are you from 
Are you British of Russia
where are their books
They are in their bags
Who is in the room 
Peter is
We are on Holidays .This is our address.