Who fly the plane?
Who help sick people?
Who's this
Who fight with the fire?
Who grow the vegetables ?
Who teach the students?
Who's this?
Who's this?
Do they work in a zoo?
Does he work in a hospital?
Where does Mary work?
Where do you work?
Do you work in a bank?
Does Henry work in a store?
Does Peter work in a bank?
Where does your mother work ?
