He has small ____.
feet
foot
What is it?
It's a foot.
He has big ____.
arms
She has three ____.
heads
What is this?
arm
He has a big ____.
head
What is this?
head
She has long _____.
fingers
She has small ___.
feet
fingers
He has a big ____.
hand
What is this?
leg
What are these?
fingers
What are these?
hands
It has long ____.
legs
It has long ___.
arms
What is it?
foot / feet