脊柱手术后一般采用（）
A．半坐位
B．俯卧或仰卧位
C．15°～30°头高足低斜坡卧位
D．高半坐卧位
E．低半坐位坡式或斜坡卧位
参考答案：B
The fact that she was foreign made ____ difficult for her to get a job in that country. [ ]
A. so
B. much
C. that
D. it
细菌性痢疾概述
