Ответ: 1. Do not read while lying in bed. 2. Having been left alone in the room, the little girl began to cry. 3. The book being discussed now is the last work of this writer. 4. Here are the new magazines sent to your office. 5. Taking a pen and paper, the child began to write. 6. Playing tennis, boy hurt his hand. 7. This is the report discussed at the last meeting. 8. Having had their dinner, tourists continued their journey. 9. Having payed for tickets, we hurried into the hall. 10. While crossing the road, be careful.