What are they doing?
They are playing the piano.
What's he doing?
He's playing the piano.
What are they doing?
They're playing football.
What are they doing?
They are playing tennis.
What is she doing?
She's playing basketball.
What's he doing?
He's swimming.
What's she doing?
She's watching TV.
What's he doing?
He's riding a bike.
What's she doing?
She's reading a book.
