引起慢性肾功能不全的最常见的继发性肾脏疾病是()
A.乙肝相关性肾炎
B.淀粉样变肾病
C.糖尿病肾病
D.良性肾小动脉硬化
E.系统性红斑狼疮
参考答案:C
I kept looking at the man, wondering _______.
A.whether I have seen him before
B.whether I had seen him before
C.that I had seen him before
D.when I saw him before
药物鉴别反应
维生素C
A.加酸产生白色沉淀 B.与硝酸银反应产生黑色沉淀 C.麦芽酚反应 D.硫色素反应 E.三氯化锑反应