1 whose

2 who

3 which

4 who

5 who

6 which

7 whose

8 who

9 whose

10 which

1 the - her

2 an - the - his

3 the - his

4 your - 0

5 a - 0 - a - his - 0

1 my own room

2 my own private TV

3 her own money

4 her own business

5 his own private jet

6 her own ideas

1 each other

2 themselves 

3 each other

4 each other

5 themselves 

6 ourselves

7 each other

1 her

2 your - mine

3 himself 

4 himself 

5 himself 

6 yourself

7 I

8 his

9 me

10 them

11 who

12 he or she

6 The greener the trees are

7 the more people like swimming

1 a wooden table

2 country people

3 a night meeting

4 an exercise book

5 a beer-drinking glass

6 a sleeping room

7 a 15-country conference 

8 a 100000-dollar car

9 a 15-minute talk

10 a many-syllable word

11 a concert ticket

12 a computer magazine

13  vacation pictures

14 milk chocolate

15 a race-running horse

16 a horse-running race

17 a two-part question

18 a 7-year-old girl

19 a flower garden

20 a children handbook

21 a ten-month-old baby

22 a fifty-dollar check

23 the nine-room house

24 dog food

25 guest room