attended operation — работа под контролем [наблюдением\] оператора
best attended meeting for years — встреча с наибольшим количеством участников за последние годы
poorly attended meeting/conference — встреча/конференция с небольшим количеством участников
well-attended conference — конференция с большим количеством участников
• Came
• Followed through on the R.S.V.P.
• Had as one's college
• Sat in on
• Showed up
• Took care of
• Waited upon
• Was present at
• Went to
• Went to an event
attended freight elevator — грузовой лифт с проводником