1. What a pleasure to see you here! -> How 2. My father doesn't like people to smoke without asking first. (approve) -> My father doesn't 3. Perhaps he has left work. -> He may 4. Perhaps they will be playing tennis. -> They may 5. I must reject this plan. -> I have no 6.It isn't necessary to correct the tests today. ->There is 7. You mustn't your answers in ink. (rules) -> It's 8. She is unlikely to pass the exams. -> It's doubtful 9. Jane didn't study and this led to her failure. -> Jane's failure resulted -> Jane's failure was 10. It's not certain that the candidate will succeed. -> It's open