It’s very important for a student to ___ a good state of mind while taking the college entrance examination. A keep out B keep on C keep up D keep off
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 .
I’d appreciate______if you would turn the radio down .