Somebody sang a song. You didn't know it. (I/not.hear/it/before)
I hadn't heard it before.
Susan was really angry because she (not drink) her tea.
hadn't drunk
When we got to the station, the train (already/leave).
had already left
Bruce (be) in a bad mood because he (not/sleep) last night.
was / hadn't slept
The printer (not work) because I hadn't turned it on.
didn't work
Last year we went to Japan. It was our first time here. (we/not/be/threre/before)
We hadn't been there before.
Paul couldn't see anything because he (lose) his glasses.
had lost
Sam played tennis yesterday. He wasn't very good at it because it was his first game ever. (he/never/play/before)
He had never played before.
I invited Rachel to the party, but she couldn't come. (she/arrange/to do something else)
She had arranged to do something else.
The coffee shop had closed by the time we (arrive)
arrived.
They weren't hungry because they (just/have) dinner.
had just had
The waitress (run) after Jason becaus he (pay) his bill.
ran / hadn't paid
Julia couldn't find her bike because someone (steal) it.
had stolen
You went to the cinema last night. You got to the cinema late. (the film/already/start)
The film had already started.
Victor (be) scared because he (not / fly) before.
was / hadn't flown
Juri got wet because he (forget) to bring his umbrella.
had forgotten
When I got home, Susan (already/cook) dinner.
had already cooked
Alex (not / take) a photo because he (break) his camera.
didn't take / had broken
His mouth was on fire because he (eat) spicy food.
had eaten
Alina didn't want to go to the cinema because she (already/see) the movie.
had already seen
There was a picture lying on the floor. (It /fall/off the wall)
It had fallen of the wall.