It/not/walk in the park.
It isn't walking in the park.
Paul/not/play/tennis
Paul isn't playing tennis.
the dog/not/take/a bath
The dog isn't taking a bath.
He/not/write on the whiteboard
He isn't writing on the whiteboard.
She/not/paint
She isn't painting.
We/not/raise our hands
We aren't raising our hands.
You/not/tape
You aren't taping.
the mice/not/run/in the wheel
The mice aren't running in the wheel.
They/not/drive
They aren't driving.
a bird/not/cycle
A bird is not cycling.
My mum and dad/not/eat
My mum and dad aren't eating.