Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _______ in and ________ their lives.

A．catching; lost

B．caught; lost

C．caught; losing

D．catching; losing

头颅侧位是临床经常拍摄的摄影位置。

头颅侧位能够显示的结构是（）

A.内听道

B.圆孔

C.枕骨大孔

D.视神经孔

E.蝶鞍侧位形态