Please excuse me _______ your letter by mistake.
As is often pointed out, knowledge is a two-edged weapon which can be used ________ for good or evil.
There are signs that there is a growing tendency for people to turn away from ________ western medicine to alternative methods of treatment.
Government should adopt laws that would ban advertising and other types of ________ of tobacco products.
The managing director took the ________ for the accident, although it was not really his fault.
The former Olympic champion was ________ in the quarterfinals last night when he lost 0-2 at home.