Разделим слова на две группы: Countable (исчисляемые) и Uncountable (неисчисляемые).
| Countable | Uncountable |
|---|---|
| apple | water |
| book | rice |
| egg | milk |
| dog | sugar |
| tomato | bread |
Ответ: Countable: apple, book, egg, dog, tomato. Uncountable: water, rice, milk, sugar, bread.