Даю 15 баллов
1 If Jack (went\ had gone) to university when he was 18, he (would be\ would have been) a doctor now. 2. If he (weren`t\ hadn`t been) encouraged by his teacher to do English when he was at school, he (wouldn`t be\ wouldn`t have been) a successful translator now. 3. Alice (would know\ would have known) more about USA now if she (read\had read) more about this country during the year. 4 Boris (would be\ would have been) healthy now, if he (followed\ had followed) the doctor`s advice. 5. Jane (would be\ would have been) a winner of the race now if she (trained\had trained) during the year.