What is he going to do?
He is going to (fix/mend) the door.
What is he going to do?
He is going to paint.
What are they going to do?
They are going to school. / They are going to learn.
What is he going to do?
He is going to put out the fire.
Where are they going to go?
They are going to the hospital
What is he going to do?
He is going to fly a plane.
What is she going to do?
She is going to sing.
What is she going to do?
She is going to dance.
What is she going to do?
She is going to teach.