Mike had finished his homework before he watched television.
My mom hadleft before I woke up.
The snow had started fall before Christmas Eve.
Sam had seenthe red car before he raninto it.
She had never visited Africa her trip in 2009.
I have been abroad two times.
Anna has never broken a leg.
Have you ever eated sushi?
I have been a teacher for more than ten years.
How long have you been at this school?
