I don't have a parrot. My friend doesn't have a car.
I don't have a car. My friend doesn't have a piano.
I don't have a dog. My friend doesn't have a snake.
I don't have a hamster. My friend doesn't have a horse.
I don't have a horse. My friend doesn't have a computer.
I don't have a snake. My friend doesn't have a fridge.
I don't have a cat. My friend doesn't have a computer.