We should help people who are in hot water, then the word will get more and more beautiful..

A．are swimming

B．are in trouble

C．have no hot water

D．have no water.

复合性创伤病人出现下列情况时，，应首先对哪项做紧急处理

A．休克

B．昏迷

C．开放性气胸

D．肾挫伤

E．四肢开放性骨折