had had

شام خورده بودم. که البته این جمله رو به صورت: i had eaten dinner هم گفت.
She had had lunch, before i arrived
قبل از اینکه برسم، ناهار خورده بود.
We had had to wait for hours before the bus came
قبل از اینکه اتوبوس برسه، مجبور شده بودیم ساعت ها منتظر بمانیم.
He had had many opportunities before he finally succeeded
قلل از اینکه بالاخره موفق بشه، فرصت های زیادی داشته بود.
We had had to come around by the wheat field
مجبور شده بودیم از کنار مزرعه ی گندم دور بزنیم.
. . . We had to
مجبور بودیم=مجبور شده بودیم
. . . We had had to
محبور شده بودیم=ناچار شده بودیم