— Excuse me, is there a book by Mo Yan?— Yes. It’s on bookshelf over there.
It is time ____ to school.
—How old ____Li Ping and Lucy ? — Sixteen _____old.
—____ boys are there in your class ?—_____ 22 boys.
—How do you spell “pen”?—___________.
—Do you like ______?—No, I like brown.