who / what / where / do / does
How ... a pilot fly a plane?
How does a pilot fly a plane?
... doctors take care of sick people?
Do doctors take care of sick people?
They fly a plane.
Pilots
... do police officers work?
Where do police officers work?
... he drive a bus?
Does he drive a bus?
They help sick people.
Doctors / Nurses
... works with animals?
Who works with animals?
... you want to be a vet?
Do you want to be a vet?
They put out fire.
Firefighters
When ... photographers take photos?
When do photographers take photos?
... they work in a school?
Do they work in a school?
They takes pictures.
Photographers.
... does Jack do at the hospital?
What does Jack do at the hospital?
... she cut hair?
Does she cut hair?
They cut people's hiar.
Hairdresser.