You must attend the meeting ____ at ten o’clock, as it is scheduled—not a minute early or late.
Our parents and teachers often ________ the importance of study hard _______ us.
Mr. Smith was the only one of those who ________ to the dinner.
I want to catch _____ early train, but couldn’t get _____ ride to the station.
Sitting alone by the window, all the memories __________ .
The other day, when I was wandering in the street I ________ one of my old friend, Jim.