1. My father hasn't smoked cigarettes for a month
-> The last time........
2. It's a long time since we last went to the cinema
-> The last time.......
-> We last......
3. The last time i saw Rose was three years ago
-> It has........
4. When did you start living in this house?
-> Since when is it............
1. My father hasn't smoked cigarettes for a month
-> The last time my father smoked cigarettes was a month ago
2. It's a long time since we last went to the cinema
-> The last time we went to the cinema was long time ago
-> We last went to the cinema a long time ago
3. The last time i saw Rose was three years ago
-> It has been three years since I last saw Rose
4. When did you start living in this house?
-> Since when is it you have lived in this house?