Tina_________wait _________ see her parents .

China__ send people into space before, but now we can..
A. can’t     B. couldn’t    C. may not

– Look at the lady there. ______ it be Miss Li?
-- No, it ______ be her. She left for Paris this morning.

—Susan’s parents have bought a large house with a swimming pool.?
—It               be very expensive.?

---Could I use your bike?
---Yes, of course you_________.

Next week, ____ the students will have a basketball game.

—          I go out and play football after lunch?   —No, you              .
A. Do; mustn’t              B. May; may not           C.May; mustn’t

—How about singing songs with me?
—I’m sorry I can’t. I           help my father with his work.
A. have to                    B. can                     C. may

—Must I finish my homework now?
—No, you _______.

---I don’t care what my parents think.
---Well, you __________.