What is he doing?
He is skateboarding.
What is she doing?
She's catching a ball.
What are they doing?
They are playing football.
What is he doing?
He is bouncing a ball./ He is playing with a ball.
What are they doing?
They are playing hide and seek.
What are they doing?
They are watching a game.
What are they doing?
They are playing base ball.
What is he doing?
He is riding a bike.
What are they doing?
They are skipping.
What is she doing?
She's flying a kite
What are they doing?
They are playing tag.
What are they doing?
They are playing basketball.
What is he doing?
He is throwing a ball.