What's he doing?
He's doing a quiz.
What's she doing?
She's colouring a square.
What's she doing?
She's answering a question.
What's he doing?
He's running.
What's he doing?
He's riding a bike.
What's she doing?
She's having noodles.
What's she doing?
She's playing with a kitten.
What's he doing?
He's flying a kite.