Past simple / past continuous
1. While I (walk) __________ to school, it (start) __________ to rain.
2. We (watch) __________ a movie when the power (go) __________ out.
3. He (not pay) __________ attention while the teacher (explain) __________ the rules.
4. They (play) __________ football in the park when it suddenly (begin) __________ to snow.
5. I (break) __________ my pencil while I (do) __________ my homework.
6. She (wear) __________ a yellow dress and (sing) __________ loudly.
7. When I (open) __________ the door, the cat (sleep) __________ on the table.
8. While we (have) __________ dinner, someone (knock) __________ on the door.
9. He (drive) __________ home when he (see) __________ a shooting star.
10. The students (not listen) __________ while the principal (talk) __________.