出现潮式呼吸最主要的原因是()
A.呼吸中枢兴奋性降低
B.胸外伤后呼吸受抑制
C.胸腔积液时呼吸受抑制
D.大量腹水时呼吸受抑制
E.严重神经衰弱
参考答案:A
Five workers ____ the mine disaster. After the injured ___ to the hospital, doctors and nurses immediately got down to saving their lives. [ ]
A. was survived; rushed
B. survived from; were rushed
C. survived; was rushed
D. survived; were rushed
什么叫组织应力?