18.Antarctic ,which we know very little is covered with thick ice all the year round.

17.The house in the front of which there is a big tree was built more than 1000 years ago.

16.Please put the letter which he can easily find it.

15.Chapin, for who money was now no problem , start a new film company with his friends.

14.In the police station I saw the man from which room the thief had stolen the TV set.

13.I have bought the same dress which she is wearing.

12.A harvester is a machine with which we harvest crops or a person which is harvesting.

11.He is a man of great experience, from who much can be learned.

10.My glasses, with which I was like a blind man, fell to the ground and broke.

9.They talked for about an hour of things and persons who they remembered in the school.