Ответ:
1. If I had seen Martin's sister, I would have given her his wallet.
2. If Nathan hadn't got food poisoning, he would have taken the exam.
3. If you hadn't told me to use that shampoo, my hair wouldn't have turned green.
4. If Luke's train had been delayed, he would have arrived late for school.
5. If Ella hadn't helped her dad mend the car, she wouldn't have become a mechanic.
6. If I had had an eye test, I would have realised I needed glasses.
Объяснение: