1. book – books
2. box-boxes
3. class
4. brother
5. friend
6. cousin
7. watch
8. cafeteria
9. door
10. window
11. wish
12. teacher
13. pencil
14. pen 15. notebook
16. match
17. tail
18. eye
19. nose
20. dress
21. woman
22. lunch
23. student
24. sister
25. hat
26. man
27. coat
28. tooth

1. books

2. boxes

3. classes

4. brothers

5. friends

6. cousins

7. watches

8. cafeterias

9. doors

10. windows

11. wishes

12. teachers

13. pencils

14. pens

15. notebooks

16. matches

17. tails

18. eyes

19. noses

20. dresses

21. women

22. lunches

23. students

24. sisters

25. hats

26. men

27. coats

28. teeth

3)classes

4)brothers

5)friends

6)cousins

7)watches

8) cafeterias

9)doors

10) windows

11)wishes

12)teachers

13) pencils

14) pens

15)notebooks

16)matches

17) tails

18) eyes

19) noses

20)dresses

21) women

22) lunches

23) students

24)sisters

25) hats

26)men

27) coats

28)teeth