低排高阻型休克选用：（）
A.缩血管药
B.扩血管药
C.肝素
D.盐皮质激素
E.糖皮质激素
参考答案：B
My parents lent me the money; ,I couldn't have afforded the trip. [ ]
A．therefore
B．otherwise
C．anyhow
D．though
磁偏角
