–Look at that red bike, it _____ belong to you. I have seen you ride it.

--But it ____ be mine. Mine is broken. I am having it repaired.

A．may, can’t

B．must, mustn’t

C．may, mustn’t

D．must, can’t

治疗胁肋疼痛，嘈杂吞酸，呕吐口苦，舌红苔黄，脉弦数者，宜用的方剂是（）

A.黄连解毒汤

B.龙胆泻肝汤

C.清胃散

D.左金丸

E.葛根芩连汤