The party was ____ success. We sang and danced until it came to ____ end at midnight.

A．a; an

B．a; the

C．the; an

D．/; an

颅内压增高病人取床头抬高卧位的目的是（）

A.减轻颅内出血

B.有利于颅内静脉回流

C.便于鼻询

D.防止呕吐误吸

E.改善呼吸功能