It's a desk.
It isn't a desk. It's a chair.
She is funny.
She isn't funny. She is kind.
It isn't a gel pen.
It is a gel pen.
They are gel pens.
They aren't gel pens. They are crayons.
They aren't felt-tip pens.
They are felt-tip pens.
It isn't a notice board.
It is a notice board.
They are lazy.
They aren't lazy. They are sporty.
It is a crayon.
It isn't a crayon. It's a ruler.
It isn't a sticky tape.
It is a sticky tape.
It's a pencil
It isn't a pencil. It's a pencil case.
He isn't helpful.
He is helpful.
They aren't friendly.
They are friendly.
It's a chair.
It isn't a chair. It's a desk.
They are books.
They aren't books. Tey are notebooks.
They are rulers.
They aren't rulers. They are sharpeners.
He is funny.
He isn't funny. He is shy.
She isn't quiet.
She is quiet
It isn't a school bag.
It's a school bag.
It's a sticky tape.
It isn't a sticky tape. It's a glue stick.
He is noisy.
He isn't noisy. He is clever.