He ...
He's got a cat.
We ...
We've got a pet.
They ...
They've got a son.
The parents ...
The parents have got two children.
He ...
He's got a wife.
I ...
I've got a son / father.
Elsa ...
Elsa's got a sister.
It ...
It's got a candy cane.
Mirabel ...
Mirabel has got two sisters.
Gru ...
Gru's got three daughters.