4. Complete the sentences. 1. I have two ___ (book). 2. Three ___ (child) are playing. 3. The ___ (baby) are sleeping. 4. These are my ___ (tooth).

Перевод задания: Дополните предложения.

1. I have two books. (У меня есть две книги.)
2. Three children are playing. (Трое детей играют.)
3. The babies are sleeping. (Младенцы спят.)
4. These are my teeth. (Это мои зубы.)

Вставлены формы множественного числа: book → books, child → children, baby → babies, tooth → teeth.