1. Does my sister have a very beautiful voice? My sister doesn't have a beautiful voice2. Does John have a shower every morning and every evening? John doesn't have a shower every morning and evening3. Does the last train leave at midnight? The last train doesn't leave at midnight4. Does he live beside the sea? He doesn't live beside the sea5. Is the room terribly stuffy? The room isn't terribly stuffy6. Does the traffic in England keep to the left? In England traffic doesn't keep to the left7. Do mothers often tell small children stories before bedtime? Mothers don't often tell small children stories before bedtime8. Does she always have lunch at the office? She doesn't always have lunch at the office9. Are they my best friends? They are not my best friends10. Does my father buy a morning newspaper every day? My father doesn't buy a morning newspaper every day11. Do their children get up very early? Their children don't get up very early