一个英语更换词语意思不变的题目I left the hotel.I met an old friend of mine.请用ON把他修改.要用ING形式连接
问题描述：
一个英语更换词语意思不变的题目
I left the hotel.I met an old friend of mine.
请用ON把他修改.
要用ING形式连接
答
On leaving the hotel I met an old friend of mine.On:(also upon) at or immediately after the time or occasion of 就在某时或某场合（之后）:On my arrival home/On arriving home I discovered the burglary....