1.Many people come to buy tea in Hangzhou thatwhich is a famous city in China..
2.I don't know the reason thatwhich she got so angry.
3.The old man saw some Germans who were taking apart to an old man.
4.The woman remembered the day when she saw Nazis burying something near her home.
5.St Petersburg is a very beautiful city thatwhich was once called Leningrad.
6.I remerber the soldier who told me not to tell anyone what I had seen.
7.The soldiers who wanted to hide them moved the boxs to a mine.
8.Xi'an whose walls remain as good as before is one of the few cities with city walls .
9.Shanxi Province is a place with many cultural relics thatwhich are well looked after.