Is he doing karate?
Yes, he is.
What's this?
playing baseball
Is she making a cake?
Yes, she is.
What's this?
playing volleyball
What's this?
playing tennis
What is she doing?
She is reading a book.
What's this?
playing football
What's this?
hitting the ball
Is she playing football?
No, she isn't.
What's this?
throwing the ball
What's this?
playing basketball
What's this?
doing the washing up
What's this?
playing table tennis
Is he brushing teeth?
Yes, he is.
Is she diving?
Yes, she is.
Are they watering the plants?
Yes, they are.
What's this?
doing karate
What is she doing?
She is walking.
What's this?
riding a bike
Is he having a shower?
No, he isn't.