1) Do you live in a big city? 2) Are you students? 3) Does she can play chess very well? 4) Did he knew a lot of people in the city? 5) Did Tom has an interesting job? 6) Does he had a lovely time in the country every weekend? 7) Is it interesting for you to study English? 8) Is it getting cold outside? 9) Will you help me? 10) Have you spoken to the chef? 11) Did winter came? 12) Did you enjoyed you holiday greatly? 13) Did you have a bath an hour ago? 14) Are you deeply interested in this matter? 15) Did they got married last December?