Are the cats sleeping?
Yes, they are.
What are the ducks doing?
They're swimming.
Are the ducks running?
No, they aren't.
What are the dogs doing?
They're playing.
Are the horses sleeping?
No, they aren't.
What are the sheep doing?
They're eating.
What are the cats doing?
They're sleeping?
What are the horses doing?
They're running.
Are the dogs playing?
Yes, they are.