What are they doing?
They're playing outside.
What's she doing?
She's washing her hands.
What's she doing?
She's eating fruit.
What's she doing?
She's going to the dentist.
What's he doing?
He's eating vegetables.
What's he doing?
He's doing exercise.
What's he doing?
He's drinking water.
What's the cat doing?
The cat's going to bed.