8.35 what might have been

When you are talking about something that might have happened in the past but did not happen, you use the past perfect tense in the conditional clause. In the main clause, you use 'would have', 'could have', 'should have', or 'might have'.

• Perhaps if he had realized that, he would have run away while there was still time.
• If she had not married, she would probably have become something special in her field.