It is cold
It isn't cold
They are old
They aren't old
They are dogs
They aren't dogs
He is a man.
He isn't a man.
A panda is small.
A panda isn't small.
They are new books
They aren't new books
I am hungry
I'm not hungry
I'm a cat
I'm not a cat
They are big
They aren't big
I am a teacher
I am not a teacher
The cats are scared.
The cats aren't scared.
It is tired.
It isn't tired.
