скажите, что это не так.
It is a book
I am lazy.
We are at home.
I have got a pet.
She has got six books.
His name is Bill.
We have got ten boxes.
He is angry.

It isn't a book
I am not lazy.
We aren't at home.
I haven't got a pet.
She hasn't got six books.
His name isn't Bill.
We haven't got ten boxes.
He isn't angry.