o one to _____in such a frighteningsituation, she felt very helpless

I regret____ to tell ____you that John has beenfired.—I can hardly believe my ears. He is such a fineworker.

It was not until midnight _____ they reached the camp site. [ ]

He didn’t ________ what I said because his mind was on something else.

1Because of the heavytraffic, it was already time for lunch break shegot to her office.