肺脓肿患者进行体位引流监护时护士最应注意的是
A．肺部湿罗音
B．心率
C．血压
D．体温
E．发生窒息
参考答案：E
— How do you like Guilin?
— It is the most beautiful place ______ I have ever been to.
A．where
B．which
C．that
D．what
简述我国设施农业面临的问题是什么？
