休克时血压及中心静脉压均低.最有效的措施是（）.
A.大量补液
B.给予强心剂
C.用血管收缩药
D.应用血管扩张药
E.吸氧
参考答案：A
Those who do everything ____ _ money won’t lead a happy life．
A in terms of B in place of C in front of D in case of
枢椎齿状突高出Chamberlain线多少mm即可确诊为颅底陷入（）
A.1
B.2
C.3
D.4
E.5
