尿液NAG增高见于（）
A.缺血性肾小管坏死
B.间质性肾炎
C.肾移植排异反应
D.中毒性肾小管坏死
E.肾病综合征
参考答案：A, B, C, D, E
Lawyers help people _______ are in trouble with the law and help put criminals in prison.[ ]
A. who
B. which
C. what
D. whom
简述申请ISO9000认证的意义。
