What is he/she doing?
he is playing a piano
What is he/she doing?
she is dancing
What is he/she doing?
she is singing
What is he/she doing?
he is eating
What are they doing?
they are talking
What is it doing?
it is watching TV
What is they doing?
they are washing a car
What is he/she doing?
she is taking photos
What is he/she doing?
she is brushing her hair
What is he/she doing?
he is playing soccer
What is he/she doing?
she is riding a bike
What is he/she doing?
she is running
What is he/she doing?
he is catching a ball
What is it doing?
it is flying
What is he/she doing?
she is writing
What is he/she doing?
she is reading
