He was ________ at the __________news.

A．excited; exciting

B．exciting; excited

C．excited; excited

D．exciting; exciting

69岁，患有呼吸衰竭，近2年来呼吸困难明显，又出现头痛、头涨，且日轻夜重，昼睡夜醒，伴局限性肌群抽搐，神志恍惚，推测其可能并发（）

A.脑疝

B.急性呼吸窘迫综合征

C.脑梗死

D.呼吸性酸中毒

E.肺性脑病