某患者因头痛、步态不稳2个月入院
如出现交叉性麻痹，可能位于()
A．小脑半球
B．小脑脑桥角
C．小脑蚓部
D．小脑幕
E．脑干
参考答案：E
In the office I never seem to have time until after 5:30 pm, _____ many people have gone home.
A．that
B．which
C．whose time
D．by which time
简述腹部推托法的操作。
