Вставьте глагол to be в нужной форме 1. My friend at home now. 2 the pencils in the box? Yes, they 3. This book very interesting. 4 His office in New York. 5. I a teacher of English. 6. There three desks in the office. 7. We at the English lesson now. 8. Where the tickets? They on the desk. 3. She an engineer. 4. There a chair in the corner. 5. I not a businessman. 6 you busy? 7.... the windows open?