Are they in the door? _________ A. No, they aren't. B. No, it isn't. C. Yes, it is.
There _________ a ruler and some pencils in the pencil-box.
That storybook is very _________. The children are _________ in it.
— Is this your shoe? — Yes, it is, but where is _________?
Can you help my child ______ his science ______ Tuesday mornings?
— Is she a bus driver? — _________. She is a postwoman.