--- Why didn’t she ask for help at that time?

--- You know, at such a midnight, there was no one ________.

A．she could turn to

B．for whom to turn

C．who to turn to

D．for her to turn

黄芪益卫固表，托毒生肌，但不宜单味药用于（）

A.久泻脱肛

B.气虚外感

C.气虚水肿

D.疮痈毒盛

E.表虚自汗