What is he doing ?
He is playing the guitar.
What is she doing ?
She is playing volleyball.
What is he doing ?
He is dancing.
What are they doing ?
They are playing tennis.
What is he doing ?
He is doing karate.
What is he doing ?
He is jumping on a bed.
What are they doing?
They are playing volleyball.
What is he doing ?
He is playing computer games.
What are they doing ?
They are eating.