(-) We ... sad.
We aren't sad.
(-) They ... sad.
They aren't sad.
(-) I ... small.
I am not small.
(-) You ... big.
You aren't big.
(-) Bill ... big.
Bill isn't big.
(-) Ann ... big.
Ann isn't big.
(-) This dog ... big.
This dog isn't big.
(-) My friend and I ... small.
My friend and I aren't small.
(-) Bill and his friend ... small.
Bill and his friend aren't small.
