It's ...
It's an arm.
I have ten ...
I have ten toes.
I have two ...
I have two hands.
It's ...
It's a knee.
It's ...
It's a finger.
It's ...
It's a mouth.
It's ...
It's a foot.
I have two ...
I have two shoulders.
It's ...
It's an eye.
It's ...
It's an ear.
It's ...
It's a nose.
It's ...
It's an elbow.