将枕头横立于床头常用于（）。
A.全麻术后未清醒者
B.取头低足高位时
C.帮助患者移向床头时
D.休克患者
E.昏迷患者
参考答案：A, B, C
The crowd fled in all directions________when they saw the monster. [ ]
A. in hurry
B. in panic
C. without doubt
D. beyond wonder
The police saw the woman _______ a bus and _______ a taxi.
A．get off …get on
B．get on … get off
C．get off …get into
D．get on … get into
