Is this ball made of metal?
No, this ball is made of glass.
Is this ball made of metal?
Yes, the ball is made of metal?
Is this spoon made of wood?
No, this spoon is made of metal.
Is this bottle made of wood?
No, this bottle made of glass.
What is this box made of?
This box is made of wood.
What is this door made of?
The door is made of wood.
What is this cup made of?
The cup is made of plastic.
What is this bag made of?
The bag is made of plastic.