10. I had my computer repaired by my brother yesterday

11. Unless you leave me alone, I'll call the police

12. If Susan didn't eat 4 cream cakes, she wouldn't fell sick

13. Should you see Peter, tell him to come here

14. Had I gone to the party, I would have met him

15. If it hadn't been for the rain, we would have been gone

10, I had my computer repaired by my brother yesterday

11, Unless you leave me alone, I won't call police

12, If Susa hadn't eaten four cream cakes, she wouldn't have felt sick

13, Should you see Peter, tell him to come here

14, Had I gone to the party, I would have met him

15, If it hadn't rained, we would have gone