This document discusses the grammar used with the phrase "made of" including whether to use affirmative or negative forms, and singular or plural verbs depending on the subject. It provides examples of using "made of" with different materials to illustrate these grammar points.

1. «MADE OF»
AFFIRMATIVE
NEGATIVE

2. What
materials
can you
remember?

3. made of wood.
made of wood.
AFFIRMATIVE
SINGULAR
PLURAL
It is
They are

4. made of wood.
made of gold.
NEGATIVE
SINGULAR
PLURAL
It isn’t
It is made of plastic.
They aren’t
They are made of silver.
wood?
gold?

5. GRAMMAR: MADE OF