体轻，质松泡，上部多有深陷横纹，呈断续的环纹的药材为
A．羌活B．前胡C．白芷D．南沙参E．北沙参
参考答案：D
胸腔积液的患者喜卧于病侧的原因是（）。
A.减轻肺脏压迫
B.减轻疼痛
C.增强健侧肺的呼吸运动
D.促进积液吸收
E.以上都对
His grandma ________ ______ two years.
A. died; since B. has been dead; for C. has died; for
