1. piglets 2. cats 3. hens 4. joeys 5. horses 6. puppies 7. sheep 8. geese 9. calves 10. goats
写出下列单词的复数形式。 1. piglet __________________
1. piglets 2. cats 3. hens 4. joeys 5. horses 6. puppies 7. sheep 8. geese 9. calves 10. goats