I have got two books
Incorrect
I have got a happy family.
Correct
I have got a dog.
Incorrect
She has got a pink schoolbag.
Correct
He has got one child.
Incorrect
She hasn't got a big pink school bag.
Incorrect
I have got two cats.
Correct
My mum has got black hair.
Correct
He has got two children
Correct
I haven't got a cat
Correct