退出胃镜时应注意的事项是
A．注气
B．尽量抽气，防止腹胀
C．患者深吸气
D．作吞咽动作减少恶心
E．将胃镜先端右旋90°
参考答案：B
I’m a new comer to the city, so I have no friends to _______.
A．share my feelings
B．share my feelings between
C．share with my feelings
D．share my feelings with
A．0.04V
B．0.64V
C．1V
D．16V
