What sport is it?
It is tennis.
What is he doing?
He is throwing the ball.
What sports do you like to play?
...
What sport is it?
It is soccer.
What sport is it?
It is basketball.
What sport is it?
It is swimming.
What is she doing?
She is kicking the ball.
What is it doing?
It is hitting a ball.
What is it doing?
It is catching a ball.
What sport is it?
It is baseball.