—Can those _____ at the back of the classroom hear me?—No problem.

—I regret____ to tell ____you that John has been fired.—I can hardly believe my ears. He is such a fine worker.

---- Look! Everything here is under construction. ---- Oh, has the building once ___ for exhibition been pulled down, too?

Full_________ to looking after three children at home, she no longer has time to enjoy the various activities in the club.

______to the rising sun, the young people have a promising future.