Поставьте глаголы в подходящую временную форму, выберите the Present Perfect Tense или the Past Perfect Tense.
1) He (read) the book before he watched this film.
2) The Titanic (be) the safest ship in the world before it hit an iceberg.
3) Our school (win) a cup.
4) My classmates already (do) their homework
1)had red,2)had been,3)won,4)done