桂枝去芍药汤证的病机是（）
A.胸阳不振
B.表邪未解
C.表邪已解
D.胸阳损伤
E.寒邪凝闭
参考答案：A, B
________ children whose parents had died in the earthquake ________ sent to other families[ ]
A．A great number of; was
B．A large number of; were
C．The great number of; was
D．The great number of; were
给某患者静脉注射20%葡萄糖50ml，患者尿量显著增加，尿糖定性阳性，分析该患者尿量增多的主要原因
A．肾小管对水的通透性降低
B．肾小球滤过率增大
C．肾小管溶质浓度增加
D．肾小管对Na+吸收减少
E．血容量增大
