3. The Americans may have a party on one occasion in several houses at a time. The party starts in one house where they have some light wine and snacks, and then move on to another house and still another, traveling from house to house, so 3 or 4 houses are involved in the party. Such a party is called progressive dinner.Пожалуйста нормальный перевод,без помощи переводчиков гугл или яндекс(и им подобным),заранее спасибо