The plural

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Across
  1. 3. tomato
  2. 5. flat
  3. 6. bike
  4. 8. baby
  5. 9. teacher
  6. 11. man
  7. 16. friend
  8. 17. shelf
  9. 18. student
  10. 19. family
Down
  1. 1. bottle
  2. 2. wish
  3. 4. kiss
  4. 7. mouse
  5. 10. country
  6. 12. knife
  7. 13. aunt
  8. 14. child
  9. 15. day