5. Was chatting - arrived

6. Broke - was snowboarding

7. Was listening - was prepared

8. Was driving - stopped

9. Noticed - was watching

10. Were studying - went

11. Died

12. Crossed - were racing

13. Was working - opened - came

14. Was she doing - arrived - was writting

15. Went - were sleeping - came - decided

16. Was preparing - arrived - informed - were

PUT THE VERB IN BLANKETS INTO THE SIMPLE PAST OR THE PAST CONTINUOUS
5. While I (chat) ......was chatting............................ with my friends, the school bus (arrive) .........arrived.....................
6. Cindy (break) .........broke...................... her leg while she (snowboard) .......was snowboarding..............................
7. He (listen) ..........listened...................... to the radio while he (prepare) .......was preparing..................... breakfast.
8. My father (drive) .........was driving.............................. at 70km/h when a police (stop) ...........stopped................... him.
9. The girl (notice) .........noticed.......................... that the boy (watch) ...........was watching....................... her.
10. They (study) ..........was studying........................... in the library when the alarm (go) ........went........................ off.
11. Albert Einstein (die) ...............died......................... in 1955.
12. As I (cross) ......was crossing.................................. the street, two cars (race) .........raced................... by me at full speed.
13. John (work) ................was working..................... hard when suddenly the door (open) ..............opened................... and his boss (come) ...........came...................in.
14. What (she, do) .............was she doing.............................when you (arrive) ..........arrived..........................there? - She (write) ...................was writting....................a letter.
15. Last night, I (go) ......went............................to ask you to help me, but you (sleep) ..were sleeping...............................peacefully when I (come) .......came............................into your room. So I (decide) ...........decided......................to do it alone.
16. When my family (prepare) .........was preparing................................our dinner last night, my brother (arrive) ......arrived................ and (inform)......informed..........................that he had been promoted. We (be) .............were..................so proud of him.