具有形态单一、大疱及坏死、炎症较重表现的是（）
A.接触性皮炎
B.急性湿疹
C.亚急性湿疹
D.慢性单纯性苔藓
E.手足癣
参考答案：A
In the short run, the average product of labor:（）
A. is initially declining but must increase at some point.
B. is upward sloping if the firm is experiencing diminishing marginal returns to labor.
C. is at A maximum where it intersects the marginal product of labor curve.
女患者，孕5个月，尿少色深黄，艰涩而痛，面赤心烦，口舌生疮。舌红少苔，脉细滑数。治疗方剂是：（）
A.导赤散加味
B.加味五淋散加味
C.知柏地黄丸加味
D.猪苓汤加味
E.保阴煎加味
