Uzupełnij zdania AT A 1-4 ex. 71

My room    is   are   isn't  big and it isn't small. The bunk beds    is   are   aren't  for me and    me   my   his  brother. It's    a   an   -  mess! Our clothes    isn't   are   aren't  in the wardrobe, they're    in   under   on  the floor. My computer    is   are   isn't  on my desk, it's    on   in   under  the chair. Our books    is   isn't   aren't  on the shelf, they're    in   on   under  the bed. The posters    is   are   aren't  my brother's. They're of    he   his   her  favourite animals.