在煤气中添加臭味剂属于（）
A.视觉型危机识别辅助手段
B.听觉型危机识别辅助手段
C.嗅觉型危机识别辅助手段
D.触觉型危机识别辅助手段
参考答案：C
掘地派
Questions 25～26 are based on the following news from the BBC or the VOA. At the end of the news item, you will be given 10 seconds to answer the two questions. Now listen to the news.
What are the paramedics doing there
A．They are there ready to handle injuries.
B．They are there to do maneuver.
C．They are there to attack the hijackers.
D．They are there to help negotiation.
