建曲的功能有：（）
A.消食化积
B.活血化瘀
C.发散风寒
D.燥湿化痰
E.健脾和胃
参考答案：A, C, E
He has poor eyesight _______computer work
A．because too many
B．because too many
C．because of too much
D．because of much too
Crohn病与肠结核最主要的鉴别在于（）
A.病程的长短
B.有无肠外结核
C.OT试验是否阳性
D.病理检查有无干酪样坏死
E.有无发热、腹痛、腹泻、厌食、乏力
