1.
2. I would have helped you if I had known you had a problem.
3. Sophie would have understood the question if she had listened to her teacher.
4. If mum had been worried, she would have phoned us.
5. The police wouldn't have stopped you if they hadn't seen you driving so fast.
6. How would you have earned the money if you hadn't gotten a job?
7. I wouldn't have cheated on the exam if I had revised properly.
2.
1. If I hadn't felt ill I would have gone on the school trip.
2. If Emma could drive, she would have a car.
3. If he hadn't vandalised the bus shelter, the police wouldn't have given him a fine.
4. If you studied, you would get good grades.
5. If they didn't practice every day, they wouldn't be good at tennis.
6. If Alex hadn't arrived early, he would have missed the train.
3.
3. hadn't brought (trochę dziwnie brzmi to w tym kontekście, pewnie chodziło o "had brought")
4. pointed out
