反映肾小球滤过功能较敏感的指标是().
A.血尿素
B.血肌酐
C.血尿酸
D.尿肌酐
E.内生肌酐清除率
参考答案:E
按《建筑地基基础设计规范》》(GB50001—2002)对季节性冻土设计冻深的规定中,计算设计冻深Zd值,在已经确定标准冻深Z0的情况下,比较表列四种情况中,()选项设计冻深Zd最深。
A.情况I
B.情况II
C.情况III
D.情况IV
As he _____ in the river for five hours, the thief looked very pale and hopeless.
A. trapped
B.has been trapped
C. trapping
D.had been trapped