Not only________to turn off the lights in the kitchen,but we also failed to lock the front door.
The child was told to _________ for being rude to his classmate, but he insisted that it wasn't his fault.
I don't know the reason _________ you were absent from the meeting, but I'm sure it's for some reason _________ you don't want people to know.
—_________ on historical facts, it's well worth reading.
This oil painting represents the highest level of the painter and deserves _________ a matchless piece.
The streets are named _________ the world champions who brought reputation to the district.