Is he writing?
No, he isn't.
What is he doing?
He is watching TV.
What is he doing?
He is washing the car.
What is he doing?
He is carrying bags.
What is he doing?
He is cleaning the floor.
What are they?
They are boxes.
Is he carrying an umbrella?
Yes, he is.
What is he doing?
He is climbing the ladder.
Is it reading?
Yes, it is.
What are they?
They are lights.
What is it?
It's a ladder.
What are they?
They are steps.