阿胶的功效是（）
A.补血止血
B.补血行血
C.补血柔肝
D.补血益气
E.补血温肺
参考答案：A
In relation to agency law, explain the following:
(b) The importance for agents to act within their authority. (2 marks)
结膜充血为
A．充血起源于角膜缘深层血管
B．滴入0．1%肾上腺素后充血不消失
C．越靠近角膜缘充血越明显
D．充血呈深红色
E．越靠近穹隆部充血越明显
