I’m terribly sorry for _____ you waiting for such a long time.
The sports meetthe following week is very important.
He apologized for ______ to inform me of the change in the plan.
more time, we could do it better.
Helen plays the violin ________, if not better than, Kate.
—You seem to have known Dr. Ken for a long time. —That’s true. ________ he joined our club years ago.