题干
根据句意和汉语注释，写出单词的正确形式。
As a pilot, I must pay attention to all the excellent ____ (music) safety during their trip.
答案(点此获取答案解析）
musicians'
根据句意和汉语注释，写出单词的正确形式。
As a pilot, I must pay attention to all the excellent ____ (music) safety during their trip.
，求 
的值.
