Задать 5 разных типов вопроса к предложению:The boys have already made the bird-houses. Задавать вопросы по порядку!! Спасибо!!

1)Have the boys already made the bird-houses? 2)The boys have already made the bird-houses,haven't they? 3)What have the boys already made? 4)Who has made the bird-houses? 5)Have the boys made the bird-houses or the toys?