I felt it a great honour ______ to speak to you.
14.This is our contribution to______world of the 21st century, world of independence and mutual understanding.
13.-Where will you start your work after graduation?-Mum, it's not been decided yet. I_______continue my study for a higher degree.
—Sorry indeed, I ________ to your birthday party if …—Forget it. I know you were out on business.
—Why do you look so worried?—My computer broke down and my essay ______ unfinished since.
The patient will have to remain in hospital for another week ____ the recent medical report.