WHAT
It is a car.
What is it?
It is John.
Who is it?
It's cold outside.
Is it cold outside?
I see a cat.
What do you see?
It was Mary.
Who was it?
You are sick.
Are you sick?
He likes chocolate.
What does he like?
I see my parents.
Who do you see?
She is leaving.
Is she leaving?
You are doing the dishes.
What are you doing?
You are looking at Simon.
Who are you looking at?
He works at Costco.
Does he work at Costco?
They cooked dinner.
What did they cook?
I visited my brother.
Who did you visit?
They talked to her.
Did they talk to her?