--- ____ we go to the hospital right now?---Yes, we must. You are badly ill.
---Where is Mr. Wu, do you know?---Well, it’s hard to say. But I saw him ___________ a football game just now.
Mr Sun __________ get out because he _________ his leg.
—The music is too loud. Could you turn it down, please?—_________
—I'm a teenager's mother. Sometimes I don't know __________.—Maybe he suffers from stress.
—Please _______ the lions, children. Remember that it’s dangerous to take photos with them.—OK, we will.