Alumni often take the opportunity to visit schools they once attended.

Do you remember, I mentioned a certain young man who once attended me, seventy years ago?

Church attendance has declined, with about 37 percent of Americans attending once a week.

John Lennon once attended a showing of the play in 1974.

I still attend Mass once in a while there.

She once attended a university meeting on earthquake preparedness, but would not go back after the first one.

Students attend once every week on a particular day, with small classes of about 12 students.

I once attended a city council talk that was carried out to promote adoption.

He once attended a lecture on her case while studying at nursing college.

He had once attended a Scrabble tournament with a friend.