生用解毒通便，制用补益精血的药物是（）
A.熟地黄
B.何首乌
C.黄精
D.当归
E.阿胶
参考答案：B
I'm not sure whether he has finished writing the book, but he ____ it last month. [ ]
A. worked at
B. was working on
C. worked on
D. was working at
不属于选择性蛋白尿的是（）
A.T-H蛋白
B.前清蛋白
C.β2-MG
D.Alb
E.IgM
