Odpowiedź:
1. a son - sons
2. a boy - boys
3. a watch - watches
4. a fox - foxes
5. a wolf - wolves
6. a person - people
7. a country - countries
8. a knife - knives
9. a glass - glasses
10. a butterfly - butterflies
11. a toy - toys
12. a tomato - tomatoes
13. a monkey - monkies
14. a key - keys
15. a torch - torches
16. an apples - apples
17. a mouse - mice
18. a child - children
19. a wife - wives
20. a puppy - puppies
Wyjaśnienie:
