语法总结
动名词作介词宾语
admitted hiding... 中 hiding 作 admit 的宾语；before the plane left 是时间从句。
相似句：
- He admitted taking the money.
- She admitted making a mistake.
被动语态
was arrested、was ordered、had been confined 强调这个人的遭遇和承受的动作。
相似句：
- He was arrested at the airport.
- They were ordered to leave.