—How much is _______ for a schoolbag?—Experts say students should carry_______ more than 10 or 15 percent of their body weight.
— Thank you for a wonderful meal. — ____.
— Hello, this is 8325788. — ____?
— Could I borrow your camera? — ____. But you will have to buy some film.
— Would you mind ____ the window? It's hot here! — ____.
— Have you got any oranges and apples? — ____