Choose the past perfect, or the past perfect continuous
1. When we arrived at the film ... (start).
2. She ... (work) in that company for twenty years when she was made redundant.
3. I felt ill because I ..(drink) six cups of coffee.
4. I .. (study) all day, so I was tired.
5. How long .. (you / live) in London when your daughter was born?
6. When I arrived at the airport I realised I .. (forget) my passport.
7. I .. (break) my ankle, so I couldn’t go skiing last year.
8. She .. (study) English for three years when she took the exam.
9. I .. (run), so I was hot and tired.
10. I didn’t go to the class because I .. (not / do) my homework.