1. Yesterday at 8 am I ................................(play) tennis with my boss.

2. We ............................ (walk) along the street when suddenly a patrol car .................................(appear).

3. While little Tom .................................(play) in his room his mother ......................................(iron) the clothes.

4. The doorbell .............................(ring) while I ....................................(take) a shower.

5. How fast ...................................(you/drive) when the accident ...............................(happen)?

6. My father .................................(wait) for us when we .............................(come) home.

7. My mother .............................(cook) dinner when she ...............................(burn) her fingers.

8. A horrible storm ................................ (start) when we ..............................(drive) home.

9. What ......................................(they/do) when the postman ............................................(arrive) ?

10. After having dinner I ....................................(clean) my teeth and ......................................(go) to bed.