Общий:
1. Does my sister work here?
2. Does Nick go to bed at nine?
3. Do we skate once a week in winter?
Специальный:
1. Where does my sister work?
2. When does Nick go to bed?
3. When do we skate once a week?
Разделительный:
1. My sister works here, doesn't she?
2. Nick goes to bed at nine, doesn't he?
3. We skate once a week in winter, don't we?