引起酮尿常见的原因包括（）
A.糖尿病酮症酸中毒
B.严重腹泻、呕吐
C.注射高渗糖
D.输入糖盐水后
E.过量服用降糖药
参考答案：A, B, E
Look at the pride look on Ben's face. He _____ by the teacher just now. [ ]
A. seemed to be praised
B. seems to have been praised
C. seemed to have been praised
D. seems to be praised
氮质血症期的血肌酐值为
A．133～450μmol/L
B．＜133μmol/L
C．133～707μmol/L
D．450～707μmol/L
E．＞707μmol/L
