1. when did you do it? 2. it is not his cat. it is mine. 3. do not disturb me! i am writing a business letter. 4. she is writing an essay. the essay is dedicated to social inequality. 5. who knows italian in your team? 6. when he heard a cry he looked back. 7. we have three kids: a boy and two girls. 8. the papers have already been signed. 9. how are you? i am fine, thanks. 10. does he have to get up early to be at work in time? 11. the book was written by j. london. 12. we usually have tea without sugar.13. do you expect me to do it without any assistance? yes, i do.14. a man appeared round the corner dressed in all white.15. where are the belongings of jack? 16. they live in a big town. 17. open the hatch! 18. i have never passed through the left side of this business center. 19. what are the constituent parts of the usa? 20. when we arrived, our children were sleeping. 21. if i see her, i will ask her for this information. 22. we thought it would be more difficult. 23. all children like vacations. 24. do i ahve to get up at 5 am? 25. i could dance all evening long when i was younger.