He is a werewolf.
He isn't a werewolf. He is a vampire
We are in a haunted house.
We aren't in a haunted house. We are trick or treating.
They are zombies
They aren't zombies. They are ghosts.
What is it?
It is a pumpkin
What are these?
They are candies
What is this?
It is a broom
What are you?
You are a werewolf
I am a mummy.
I'm not a mummy, I am a wizard.
What is she?
She is a witch
What are they?
They are skeletons