How many traffic lights are there?
There are four traffic lights.
What's this?
A letterbox.
How many bus stops are there?
There are two bus stops.
How many bus stop is there?
There is one bus stop.
How many letterboxes are there?
There are five letterboxes.
How many lampposts are there?
There are five lampposts.
How many traffic lights are there?
There are three traffic lights.
How many lampposts are there?
There are two lampposts.