She had already gone to bed before her friend called her.
$Онаужелегласпать,когдаееподругапозвонилаей.$

By the time I arrived, they had already left for the airport.
$Кмоментумоегоприбытияониужеуехаливаэропорт.$

He had finished his homework before he went out to play with his friends.
$Онзакончилсвоюдомашнююработу,преждечемпошелпогулятьсдрузьями.$

The movie had already started when we got to the cinema.
$Фильмуженачался,когдамыпришливкинотеатр.$

She had already eaten dinner before she remembered she had a meeting later.
$Онаужепоелаужин,преждечемвспомнила,чтоунеепозжеестьвстреча.$