1. If Jack j) hadn't studied hard, he f) wouldn't have
passed the exam.
2. Mary k) wouldn't have entered the university if she c) hadn't finished
school successfully.
3. Chris l) wouldn't have become the best student in class if he h) hadn't made
good progress.
4. If Sam a) hadn't failed his exam, he g) wouldn't have had to take it again.
5. If his friend b) hadn't distracted Tom from studies, he e) would have passed
his test successfully.
6. If Bob d) had finished school, he i) would have found a job.