Under what circumstances should the flight crew make a PA?飞行机组人员应在何种情况下进行广播（PA，Public Address 的缩写 ）？
参考答案（飞行员应答）
There are some reasons for making a PA. For example, if we execute an emergency evacuation, the Captain should make a PA to tell passengers to calm down and follow the cabin crew's instructions for evacuation.翻译：进行广播有一些原因。例如，若我们要执行紧急撤离，机长应进行广播，告知乘客冷静下来，并听从客舱机组人员的撤离指令 。
如果机长或副驾驶在飞行中失去能力，你会进行旅客广播吗？程序 / 操作
2程序 / 操作
If your captain or first officer is incapacitated in flight, will you make a PA?若飞行中机长或副驾驶失能，你会进行广播（PA）吗？
参考答案（飞行员应答）
If the captain or first officer is incapacitated in flight, we won't make a PA because it may make the passengers in the cabin panic and out of control.翻译：如果机长或副驾飞行中失能，我们不会做乘客广播，因为这会使客舱乘客恐慌、失控。
在这种情况下，你将如何告知乘务组？程序 / 操作
3程序 / 操作
How will you tell the cabin crew in this situation?在这种情况下，你如何告诉空乘？
参考答案（飞行员应答）
If the captain or first officer is incapacitated in flight, I will take the control of the aircraft and use the interphone to tell the cabin crew to offer first aid to him or her. Then I will report our situation to ATC and request land at the nearest suitable airport and medical services upon arrival.翻译：如果机长或副驾飞行中失能，我会操纵好飞机，使用内话系统告诉空乘，给他或她提供急救。然后，我会报告管制，请求最近合适机场着陆，请求医疗服务到场。