尿常规检查提示慢性肾衰的是（）
A.大量颗粒管型
B.蜡样管型
C.大量上皮细胞
D.肾衰管型
E.尿比重固定于1.010
参考答案：B, D, E
Harry, did you attend the dancing party________ at Jack's house the day before yesterday?[ ]
A. held
B. having been held
C. to be held
D. being held
裂纹与车轴中心线夹角小于45o时称为纵裂纹。
