You’ll fail the exam _____ you work hard.
——Must I take the medicine every day?—No, you _______.
—I looked for you in the office, but I could’t find you. —Oh, I in the library
—What’s your son’s ? —He prefers drawing.
— Doctor, is my son serious?— No, _______. He only has a cold.A. something seriousB. serious nothingC. nothing serious
—May I watch TV now? —Of course. ______. A.Never mind. B.Go ahead C.Hurry up