From her ______expression, I knew she hadn’t expected I would ask her such an ____ question.

A．astonished; astonishing

B．astonishing; astonished

C．astonished; astonished

D．astonishing; astonishing

肾功能不全的病人，最适宜的肌松药为（）。

A.瑞库溴铵

B.三碘季铵酚

C.哌库溴铵

D.琥珀胆碱

E.阿曲库铵