The chairman thought _________ necessary to invite Professor Smith to speak at the meeting.
__________ five minutes_________ before the last train left, we arrived at the station.
All things____________, her paper is of great value.
The meeting was to_________ but the manager________ until twenty minutes later.
Was it through Mary__________ was working at a high school_________ you got to know Bob?
The new manager is intelligent and hard-working, and___________, he is very charming.