What's this?
It's a wing.
What's this?
It's speed.
What's this?
It's a bird.
Can it fly?
Yes, it can.
What's this?
It's altitude.
How many wings has this airplane?
It has 4 wings.
What's this?
It's a helicopter.
What's this?
It's a cockpit.
What's this?
It's a pilot.
What's this?
It's an airplane.
Can it fly?
No, it can't.
Can it fly?
Yes, it can.