--Is everything __ we need to do __?

--Yes. You needn’t worry about it.

A．which; has done

B．which; doing

C．that; has done

D．that; done

男性，35岁，因锅炉爆炸时被气浪掀倒，导致胸部损伤，关于该病例下列说法错误的是（）

A.肺部爆震伤的病理生理改变为肺水肿，肺毛细血管出血

B.肺部爆震伤属闭合性损伤

C.肺部爆震伤表现为上半身发绀

D.可能并发耳膜破裂和胃肠道出血

E.肺部爆震伤是手术禁忌证