what's this?
Don't run!
what's this?
This is a taxi
what's this?
This is a helicopter.
what's this?
This is a balloon.
what's this?
This is a trolleybus.
what's this?
This is a tram.
what's this?
This is a ship.
what's this?
This is a submarine.
what's this?
This is a spaceship.
