男性,50岁。咯血200ml后突然窒息,应立即采取的措施是().
A.输血
B.吸氧
C.去除呼吸道梗阻
D.静滴呼吸兴奋剂
E.推注垂体后叶素
参考答案:C
11.A man so difficult to ____ must be hard to ____ .
A.please…work
B.be pleased…work
C.please…work with
D.be pleased…work with
红细胞压积。