We don't want any milk.
Do you want any milk?
We want some milk.
What do you want?
That's not mary's father.
Is that mary's father?
That's mary's father.
Who is that?
Her grandfather doesn't want a pair of glasses.
Does her grandfather want a pair of glasses?
Her grandfather wants a pair of glasses.
What does her grandfather want?
That is an old chinese teacher.
My father doesn't want a car.
Does my father want a car?
My father wants a car.
What does my father want?