1. loaf five loafs 2. cup three cups 3. glass two glasses 4. sheet four sheets 5. kilo four kilos 6. piece two pieces 7. jar three jars 8. piece six pieces 9. bar seven bars 10. bag three bags 11. cup five cups 12. tin eight tins 13. can two cans 14. piece three pieces 15. box four boxes 16. box two boxes 17. piece five pieces 18. kilo nine kilos 19. slice ten slices 20. box three boxes
