1 That is the singer whom I was telling you about
2 The boy whose dictionary you are using is a friend of mine
3 The people whose house we visited yesterday were nice
4 I like the house whose walls were made of glass
5 My sister, whose children are at school all day, is trying to get a job
6 I read about the child whose life was saved by her pet dog
7 THe man whose house we bought is an architect
8 The scientist who met you yesterday is famous for his research
9 The students who are standing over there are from Canada
10 The river which is polluted is not safe for swimming
11 Tom got into the car which was parked behind the house
12 The woman who is carrying the red umbrella is Miss Van
13 Is this the man whom you are waiting for
14 The book which I read yesterday was very good
15 Who is the woman whom we met yesterday?
16 The office where I work is on the 22nd floor