Поставь have или has My god ... eaten my souduich Helen ... bought a new book Harry ... done his homework Sam and Dave

My dog has eaten my sandwich. — Моя собака съела мой сэндвич.Helen has bought a new book. — Хэлен купила новую книгу.Harry has done his homework. — Гарри сделал свою домашнюю работу.Sam and Dave have eaten all the bread. — Сэм и Дэйв съели весь хлеб.We haven\'t written a dictation yet. — Мы еще не писали диктант.Nick has found a new flat. — Ник нашел новую квартиру.Maria and Helen have gone to a new school. — Мария и Хэлен пошли в новую школу.