YOU SHOULD HAVE PERSUADED HIM TO CHANGE HIS MIND. A. IT WAS ESSENT...

12. You should have persuaded him to change his mind.

A. It was essential to persuade him to change his mind but you didn't.

B. You persuaded him to change his mind but he didn't listen.

C. You didn't persuade him to change because he didn't mind.

D. It was difficult to persuade him to change his mind.

Key