Поставь существительные в единственное число.

• 1 babies - baby


• 2 potatoes - potato


• 3 families - family


• 4 dogs - dog


• 5 computers - computer


• 6 teachers - teacher


• 7 buses - bus


• 8 foxes - fox


• 9 classes - class


• 10 dishes - dish


• 11 tomatoes - tomato


• 12 lunches - lunch


• 13 puppies - puppy


• 14 cakes - cake


• 15 strawberries - strawberry


• 16 videos - video


• 17 friends - friend


• 18 photos - photo