—What about going swimming this afternoon?—You ______ be joking! Don't you know I'm afraid of water?A. may B. can C. must
Lao Zhang __________ Beijing opera every morning. Listen, he ________ in the garden.
My mother often __________ food from this restaurant.
—What are you doing, Bob? —I __________ a Chinese song.
Here __________ some books for your daughter.
—Is your son drawing a bird? —__________.