She (sleep) for ten hours when I woke her.
had been sleeping
I (work) all day, so I didn't want to go out.
had been working
They (live) in Beijing for three years when he lost his job.
had been living
He was red in the face because he (run).
had been running
It (rain) and the road was covered in water.
had been raining
I was really tired because I (study)
had been studying
It (snow) for three days.
had been snowing
We (eat) all day, so we felt a bit ill.
had been eating
We (go) out for three years when we got married.
had been going
