1. Singing this song gave everyone pleasure. 2. Sitting by the window, he smoked. 3. Smoking is harmful to health. 4. This article was written by a student. 5. Lying on the couch, he was reading a book. 6. The text will be translated by five o'clock. 7. The letter is already written. 8. Every day many newspapers and magazines are printed. 9. This opera was written a hundred years ago. 10. Books already brought from the library? 11. The translation of this text was difficult for me. 12. Working in the garden is good for health. 13. A young man sitting by the window, my brother. 14. This story was discussed at a literature lesson a week ago. 15. This article will be published tomorrow by three o'clock.