What is it?
It's a school
Where does she work?
She works at the school
Where does she work?
She works at the library
Where does he work?
He works at the hospital
What is it?
It's a hospital
What is it?
It's a library
Where does he work?
He works at the post office
Where does he work?
He works at the fire station
What is it?
It's a bank
What is it?
It's a fire station
Where does she work?
She works at the bank
What is it?
It's a post office