1. i (listen) to the radio while mary (cook) dinner. 2. you (buy) this book yesterday? 3. last friday jill (go) home early because she (want) to see a film. 4. when your brother usually (get) home in the evening? 5. jane always (bring) us a nice present. 6. what those people (do) in the middle of the road? 7. you (read) this book? 8. while fred (sleep), judy (watch) tv. 9. when i (be) young, i think mary (be) nice — but now i think she’s fantastic. 10. jill (walk) home when she (see) her husband’s car outside the cinema 11. look there! sue and tim run to school. 12. jack’s father (not work) in london — he (not speak) english. 13. joe (buy) a car yesterday. 14. their father often (go) to rock concerts. 15. while you (sleep), mother (arrive).