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6. If she hadn't threatened to set fire to her flat, he (landlord) wouldn't have asked her to leave.
7. If we had had time, we would have visited the museum.
8. If the lift had been working, I wouldn't have come up the stairs.
9. If we had listened carefully, we wouldn't have made this mistake.
10. If we hadn't got a lift, we wouldn't have reached the station in time.
11. If you hadn't washed it in boiling water, it wouldn't have shrunk.
12. If we hadn't been using an out-of-date timetable, we wouldn't have missed the train.
13. If his own men hadn't derserted him, he wouldn't have failed.
14. If they hadn't been driving very quickly, the accident wouldn't have been so terrible.
15. If it hadn't been raining, I would have taken the children to the beach.