关于重症哮喘患者的表现，下列哪项正确（）
A.胸式呼吸为主
B.双肺哮鸣音减少提示病情减轻
C.无休克发生
D.奇脉
E.PaO2正常
参考答案：D
—Alex has lost his job.
—________? As far as I know, he is devoted to his work.
A．What for
B．So what
C．How’s that
D．How come
下列哪种情况不宜采集自体血（）
A.病人属罕见血型
B.红细胞增多症病人
C.宫外孕病人
D.肝破裂伴十二指肠穿孔
E.脾破裂
