IV. Write the plural forms: 1.son 2. boy 3. fox 4. wolf 5. person 6. country 7. country 8. knife 9. glass 10. butterfly 11. toy 12. tomato 13. monkey 14. radio 15. torch 16. apple 17. mouse 18. child 19. wife 20. puppy
sons boys foxes wolves persons (if you mean individuals) sau people (in general) countries knives glasses butterflies toys tomatoes monkeys radios torches apples mice children wives puppies
