Several witnesses gave accounts of what they had seen. It took many hours to _______ the court of the driver's guilt.
The machine has been used many years_____ it doesn’t work well occasionally.
Having my passenger in my car, I just wondered how I could _____the station since there was a traffic jam ahead.
Darkness _____, so we had to stop our journey and stayed on a farm for the night.
—I say, Harry. What did you say to the laid-off worker just now? —Nothing. I ____ to myself.
I think you’ve got to the point_____a change is needed , otherwise you’ll fail .