—I________ you for a long time. 

--Oh, I_______ in Beijing. I’ve just come back.

A．haven’t seen; am

B．didn’t see; will be

C．haven’t seen; was

D．haven’t seen; have been

某男，诊断为肺结核，症见咳呛气急，痰少黏稠，时时咳血，血色鲜红，午后潮热，五心烦热，骨蒸颧红，盗汗量多，心烦失眠，性急善怒，胁肋掣痛，形体日渐消瘦，舌红绛而干，苔黄，脉细数。其中医治法是（）

A.滋阴降火

B.益气养阴

C.滋阴补阳

D.滋阴润肺

E.化痰止咳