1. They came home yesterday.
Рзделительный - They came home yesterday, didn't they?
Альтернативный - Did they come home yesterday or today?
Специальный - When did they come home?
2. Children will grow quickly.
Р - Children will grow quickly, won't they?
А - Will children grow quickly or slowly?
С - How will children grow?
3. People want to live well.
Р - People want to live well, don't they?
А - Do people want to live well or bad?
С - Who wants to live well?