A
Tom fell asleep on the sofa because he was tired
If Tom hadn't been tired, he wouldn't have fallen asleep
The man drowned because he didn't know how to swim
If the man had known how to swim, he wouldn't have drowned
Robert spent all his money that is why he didn't have money to buy the concert ticket
If Robert hadn't spent all his money, he would have bought the concert ticket
Sharon lost the tennis match, that' why she was so sad
If Sharon hadn't lost the tennis match, she wouldn't have been so sad
Sharon didn't call Tina because she didn't know her number
If Sharon had known Tina's number, she would have called her
Sharon had a bad note at school because she cheated on it
If Sharon hadn't cheated on the exam, she wouldn't have got a bad note
or
If Sharon hadn't cheated on the exam, she would have passed it
Tina and Shawn missed the train because they arrived late to the station
If Tina and Shawn hadn't arrived late, they wouldn't have missed the train
Tiffany didn't visit John because she didn't know he was in ill
If Tiffany had known that John was ill, she would have visited him
Kimberly lied to her parents, that is why they didn't believe her
If Kimberly hadn't lied, her parents would have believed her
Kimberly didn't enjoy the museum because she had a headache
If Kimberly hadn't had a headache, she would have enjoyed the museum
Rob got lost because he didn't have a map
If Rob had had a map, he wouldn't have got lost
The dog didn't play because it was sick
If the dog hadn't been sick, it would have played
Grace didn't have enough money to take a taxi, that is why she walked for hours
If Grace had had enough money, she wouldn't have walked for hours
Tim couldn't pay at the store because his credit card didn't go through
If his card had gone through, Tim would have paid at the store
orIf Tim's card had gone through, he would have paid at the store
Shawn arrived on a bus because there were no taxis available
If there had been taxis available, Shawn wouldn't have arrived on a bus