| __ | 1. | He was driving to work | | A. | when the phone rang. |
| __ | 2. | It was raining heavily | | B. | when the match started. |
| __ | 3. | I was doing my homework | | C. | when the lights went out. |
| __ | 4. | I was reading a book | | D. | when I entered the kitchen |
| __ | 5. | My parents were talking | | E. | when I saw an accident. |
| __ | 6. | She was cooking dinner | | F. | while I was walking home. |
| __ | 7. | The children were sleeping | | G. | when the teacher called me. |
| __ | 8. | The dog was barking | | H. | when someone knocked on the door. |
| __ | 9. | They were playing football | | I. | while the cat was running outside. |
| __ | 10. | We were watching TV | | J. | when I came home. |