36 if the weather wasn't cold we could go swimming

37 if the exercises weren't very difficult I could finish in fifteen minutes

38 if she weren't busy she could go to the meeting

39 if I met her I would give her your letter

40 if they weren't slow they could win the match

41 if she weren't weak she could take any exercises

42 if he spoke clearly people would understand him

43 if robert hadn't started smoking cigarettes he wouldn't have got a bad cough

44 if she had taken her friends' advice she wouldn't have failed in her business

45 if his friends hadn't been late they wouldn't have missed the train

46 if you don't be calm you will make a wrong decision

47 if he hadn't been late he wouldn't have missed the train

48 unless she hurries she will miss the bus

49 If she could walk without help, she would go out more often.

50 if it doesn't rain  there will be a shortage of water

51 if we had had enough money we would have gone on holiday

52 if it doesn't stop raining we won't go out

53 if I hadn't studied hard I wouldn't have passed the final examination

54 if you listen to the teacher's explaination you can understand anything

55 if I hadn't been sick yesterday I would have gone to class

56 if he hadn't hurried he wouldn't have missed the train

57 if my brother had left the car keys I could have picked him up at the station

58 if it hadn't rained we would have gone

59 if we had had enough money we would have gone on holiday

60 unless you keep silent I will scream

61 if he doesn't phone immediately he won't get any imformation

62 if we had had a map we wouldn't have got lost

63 if we had had enough rain we could have grown rice

64 unless you really want it don't take this job

65 unless she does something to prepare for the test, she will get bad marks

66 if you don't get a visa you can't visit the united states

67 if you don't remember our address you can find it in the phone book

68 unless you tell me the reason I won't leave

69 unless I were so tired I would join you there

70 unless you leave here before 7a.m you will be late