以下哪些属于郁金的原植物（）
A.温郁金
B.姜黄
C.广西莪术
D.郁金
E.蓬莪术
参考答案：A, B, C, E
每于黎明之际，脐腹作痛，肠鸣即泄，泄后则舒，形寒肢冷，舌淡苔白，脉沉细，属（）。
A.寒湿泄泻
B.湿热泄泻
C.肝郁侮脾
D.脾胃虚弱
E.脾肾阳虚
As the director can't come to the reception, I'm representing the company ______.
A．on his account
B．on his behalf
C．for his part
D．in his interest
