1. We left the cinema when the film ().

    had finished

    had been finishing

2. We () for only a few minutes when we saw a shark.

    had swum

    had been swimming

3. John () an accident before yesterday.

    had never had

    had never been having

4. I was exhausted because I () all day.

    had run

    had been running

5. John () about extreme sports before.

    had never heard

    had never been hearing

6. It () all night so they all prepared to have a ski session.

    had snowed

    had been snowing

7. She slipped because she () the oil spot.

    had not seen

    had not been seeing

8. Mary was not scared when she did the parachute jump because she () it before.

    had done

    had been doing

9. We () the news for a while when the TV set broke down.

    had watched

    had been watching

10. Megan () for months to go to the Olympic Games

    had trained

    had been training