1) The kids want to go on a submarine tour.
Общий: Do the kids want to go on a submarine tour?
Специальный: What kind of tour do the kids want to go on? или What do the kids want to do?
Альтернативный: Do the kids want to go on a submarine tour or a cruise ship tour?
Разделительный: The kids want to go on a submarine tour, don't they?
2) The mother bear roared.
Общий: Did the mother bear roar?
Специальный: What did the mother bear do?
Альтернативный: Did the mother bear or her cub roar?
Разделительный: The mother bear roared, didn't she?