Are these books? No, they aren’t.. They are______.
Mr. Green has two daughters. _______ is Kate, and _______ is Kathy.
He knows _________ Chinese, so he can’t understand us.
There ________ some money and many books on the desk.
Everyone in Class 4 _________ TV on Sundays.
—What ________ they ___________?—A new book. It’s very interesting.