19. If Mel (ask) _________________ her teacher, he'd have answered her questions. 20. I would repair the roof myself if I (have) _________________a long ladder. 21. Unless they turn that radio off, I (go) _________________mad. 22. If you were made redundant, what you (do) _________________? 23. We'll have a long way to walk if we (run) _________________out of petrol here. 24. If you shake that bottle of port, it (not be) _________________ fit to drink. 25. If you spoke louder, your classmates (understand) _________________ you. 26. I'll probably get lost unless he (come) _________________with me. 27. You (not have) _________________ so many accidents if you drove more slowly. 28. If you (wear) _________________ a false beard, nobody would have recognized you. 29. If she (leave) _________________ the fish here, the cat will eat it. 30. You (have) _________________ no trouble at school if you had done your homework. 31. Unless you (tell) __________________ the truth, I won't help you. 32. You'll get pneumonia if you (not change) _________________ your wet clothes. 33. If I had known that you couldn't eat octopus, I (not buy) _________________ it. 34. If they (hang) _________________ that picture lower, people would be able to see it. 35. She (be) _________________able to walk faster if she didn't have such high-heel shoes. 36. I (bring) _________________ you some beer if I had known that you were thirsty. 37. If you had touched that electric cable, you (be) _________________ electrocuted. 38. If the story hadn't been true, the newspaper (not print) _________________ it. 39. I (not buy)_______________ things on the installment system if I were you