What is he doing?
He is fishing.
What are you doing?
I am flying a kite
What are you doing?
I am studying (English)
What is the class doing?
You tell me :P
What is the teacher doing?
He is teaching English
What is the dog doing?
The dog is drinking water
What is he doing?
He is drawing
What is he doing?
He is taking a photo
What are they doing?
They are playing a game
What is she doing?
She is painting