THAT is a helicopter.
THOSE are planes.
THAT is a car.
THOSE are boats.
THAT is a scooter.
THAT is a lorry.
THOSE are cars.
THOSE are ships.
THAT is a plane.
THOSE are scooters.
THAT is a bike.
THAT is a boat.
THOSE are motorbikes.
THAT is a train.
THAT is a motorbike.
THOSE are bikes.