Grammar : Past perfect

She (to finish) her homework before going out.
They (already+ to eat) dinner by the time I arrived.
I (never + to see) such a beautiful sunset before that day.
When they reached the cinema, the film (already+ to start)
The train (to depart) before I reached the station.
He (to study) for hours before taking the exam.

I plans for the week-end when she invited me to the concert. (to make)
By the time the storm arrived we all the outdoor furniture. (to secure)
She up enough money to buy her dream car when I met her. (to save)
The museum his doors by the time we arrived. We were lucky! (to shut)

(you/ already+ to make ) plans for your holidays when he invited you?  
(you/ study) French before you visited France?
(he +ever+see) a movie like that before?
(the train + to leave) the station when you arrived?