Past Simple or Past Continuous?

1. I _______ (drive) my new car when I _______  (hear) the news.

2. They _______ (not see) me  me because they _______ (talk) .

3. We _______ (walk) in the mountains when we _______ (hear) a scream.

4. They _______ (have) so much fun at the party, they _______ (decide) to stay.

5. When the teacher _______ (arrive), they _______ (play) in the back of the classroom.

6. What _______ (you/ do) when the telephone _______ (ring)?

7. Why _______ (you /run) when I _______ you (see) the other day?

8. I used my time well while I _______  (wait)  for my plane - I wrote some emails. 

9. I _______ (not/work)  when my boss walked in my office.

10. Tom _______  (have) long hair and a beard when he was at university.

1.was driving, heard. 2. Didn't saw, were talking. 3.were walking, heard. 4.were having, decided. 5.arrived, were playing. 6. Were you doing, rang. 7.were you running, saw. 8. Were waiting. 9. Didn't worked. 10.had