7 This is Mrs. Jones whose son won the championship last year.

8. Is this the style of hair which your wife wants to have it.

9 She is a woman whom i told you about

10  The building is tallest in the towm where he works

11 Mr. Brown, whom we studied with last year, is a nice teacher.

12 This is the place where we visited last week

13 Is that the computer which your father bought last month

14. I've seen the little girl and her puppy whom have lived next door for age

15 The bed which I slept on had no mattress         

16 That is the reason why he left her 

17 The boy who won the race yesterday is very happy

18 Mr Marks whose farm the steam flows across ,is unhappy about the plans for the new dam

19 Her father who she looked after for over twenty years, died last year

20 The picture which she was looking at ,was famous                                              

1/so

2/and

3/because

4/

5/but

6/and