Arrange the plural nouns according to columns: /s/, /z/, /iz/:
1. games | 6. pieces | 11. classmates | 16. timetable |
2. classes | 7. floors | 12. thanks | 17. books |
3. beds | 8. faces | 13. exercises | 18. streets |
4. students | 9. groups | 14. partners | 19. desks |
5. days | 10. greetings | 15. numbers | 20. bookcases |
/s/:...............................................................................................................................................
/z/: .............................................................................................................................................
/iz/: ............................................................................................................................................
/s/: students, groups, thanks, books, streets, desks
/z/: games, beds, days, floors, greetings, partners, numbers, timetables
/iz/: classes, pieces, faces, exercises, bookcases
k mik nha