What's she doing?
She's dancing.
What's he doing?
He's talking.
What's he doing?
He's washing the car.
What's he doing?
He's watching TV.
What's she doing?
She's taking photos.
What's he doing?
He's eating.
What's she doing?
She's brushing her hair.
What's she doing?
She's singing.
What's she doing?
She's playing the guitar.