No sooner ______ down on bed ______ the telephone rang.
—What field will your son go into after graduation from Nanjing University? —I’m not quite certain, but he ____ a good teacher of English.
The students spent as much time getting trained as they ____ studying.
$100 a month could hardly ____ the cost of his life in such a big city in this country.
This problem may lead to more serious ones if ____ unsolved.
I ____ you, but I didn’t think you would listen to me.