Seeing that the old lady had no chair ___, the boy offered her his own.A, to sit B to be seated C. to seat herself D. to sit on
He spoke for quite a long time, but he threw no _________ on themain point.
I have many friends, some _________ are businessmen.
_________ its low cost, the appeal of iron as a building material layin its strength, its resistance to fire, and its potential to span vastareas.
Your story has little the facts.
The problem will _________ unsettled until the director comes backfrom abroad.