1. hadn't lost, would have arrived

2. wouldn't have been, had passed

3. had been, would have had

4. wouldn't have bought, hadn't had

5. would have forgotten, hadn't reminded

6. would have phoned, had had

7. would have got, hadn't forgotten

8. had been, would have gone

9. would have sold, hadn't given

10. hadn't been, would have gone

11. would have won, had known

12. would have seen, had come

13. had had, would have done

14. hadn't missed, would have seen

15. would have been, had married

16. had saved, would have travelled

17. would have learnt, had stayed

18. had seen, would have told