What is he doing?
working on a computer
What is he doing?
exercising
What is he doing?
watching tv
What is he doing?
playing the guitar
What is he doing?
answering the phone
What are they doing?
washing the car
What is she doing?
walking the dog
What is she doing?
listening to music
What is he doing?
counting money
What is he doing?
playing soccer
What is he doing?
driving a truck
What is he doing?
feeding the cat