有利尿管型形成的是()
A．尿蛋白浓度高
B．酸性尿
C．尿量少
D．细胞多
E．以上均不是
参考答案：A, B, C, D
Would you please send ______ a doctor? My grandfather is ill. [ ]
A. away
B. for
C. off
岩土的水理性质？
