He spent too much time talking on ______ phone while we were all busy at _____ work.

A．the, 不填

B．a, 不填

C．不填, 不填

D．the, the

小脑幕裂孔疝的典型表现是（）

A.意识障碍

B.病灶侧瞳孔散大

C.对侧肢体偏瘫

D.癫痫发作

E.口角歪斜