Ответ на вопрос: 1. Поставьте правильную форму глагола to be: 1. He ... a policeman. 2. They ... schoolchildren. 3. Tom ... a good skater. 4. Anna ... my friend. 5. We ... not hungry. 6. I ... very glad. 7. She ... 16 years old. 8. How old ... you? 9. How old ... your friends? 10. How old ... Olga? 11. Mary ... fond of dancing. 12. My father ... not at home at the moment. 13. We ... not late for the lesson. 14. ... Mark at home? 15. They ... happy.