把2个英语句子合并成定语从句
问题描述：
把2个英语句子合并成定语从句
1 Xi'an is one of the few cities with walls. its walls remain as good as before
2 shaanxi Province is a place with many cultural relics. Its relics are well looked after
3 The old man saw some Germans taking apart the Amber Room and moving it away. You are talking to an old man
答
1.Xi'an is one of the few cities with walls,whose walls remain as good as before
2 shaanxi Province is a place with many cultural relics,whose relics are well looked after
3 The old man who you are talking to saw some Germans taking apart the Amber Room and moving it away.