Exercise a: put the verbs in the past simple or the past continuous! 1.1 ..(study) while (listen) to music. 2. when i (come) home, (feel) very tired 3. while (eat), my sister (get) ready to go out. 4. as he (mend) his bike, he (break) the horn. 5. jane (wash) the dishes while peter (mow) the lawn 6. when the door (open), the headmaster came in 7. when the accident (happen), 1 (drive) to work 8. as (walk) through the park, i (see) lisa with her dog 9. we ... (watch) a film on tv while jade (play) games on the computer, 10. when it (start) to snow, they (fix) the fence in the garden ----