Когда ставится "have got", а когда "has got"? за ответ.

Has got пишется когда he,she,it.А have got когда I,we,they,you.

he she, it - has got
He has got a dog.
She has got a fox/
It has got a long tail.
I и мн. число - have got 
I have got a pen.
We have fot a pet.