A monkey...happe.
A monkey isn't happy.
Grandad is young.
Grandad isn't young.
You are old.
You aren't old.
The cat is grey.
The cat isn't grey.
They are purple.
They aren't purple.
I am sad.
I am not sad.
He is pretty.
He isn't pretty.
I am eight.
I am not eight.
They're blue.
They aren't blue.
The boat is red.
The boat isn't red.
Mia and Carla are brothers.
Mia and Carla aren't brothers.
He is sad.
He isn't sad.
We are bored.
We aren't bored
The car is yellow.
The car isn't yellpw.
I am happy.
I am not happy.
They're angry.
They aren't angry.
He is strong.
He isn't strong.
He...brave.
He isn't brave.