Решение:
- This is a book. — These are books.
- That is an elephant. — Those are elephants.
- This is a doll. — These are dolls.
- That is a lamp. — Those are lamps.
- This is an orange. — These are oranges.
Ответ: These are books. Those are elephants. These are dolls. Those are lamps. These are oranges.