弥漫性硬化性肾小球肾炎的肾脏表现为
A．大红肾
B．颗粒性固缩肾
C．大白肾
D．蚤咬肾
E．大瘢痕性固缩肾
参考答案：B
下列食管癌的分型，错误的是（）。
A.浸润型食管癌
B.增生型食管癌
C.狭窄型食管癌
D.溃疡型食管癌
E.混合型食管癌
In the context of the law of agency, explain FIVE duties owed by an agent to his principal under the Contracts Act 1950. (10 marks)
