Вот такое задание, пожалуйста помогите.)
Измените предложения с помощью Past Simple Passive:
1) A pop star bought a house.
2) Mozart composed this beautiful music.
3) Someone helped them to record their first single.
4) They changed the band’s name to the Beatles.
5) They published this dictionary a week ago.
6) Conan Doyle created Sherlock Holmes.