【单选题】
Many manufacturers were accused of concentrating too heavily on cost reduction, often at the ____ of the quality of their products.
【单选题】
I always ____ what I have said.
【单选题】
The manager promised to keep me ____ of how our business was going on.
【单选题】
I’m very sorry to have ____ you with so many questions on such an occasion.
【单选题】
If we say some food is ____, we mean it is safe to eat.
【单选题】
Most people came to realize that it was about time the government ____ further measures to control the population.
【单选题】
He always has a lot of _______ ideas in his mind , and sometimes we do not even know what he is thinking about.
【单选题】
Her skin was dry after ____ to the wind during the trip.
【单选题】
Though ____ in a big city, Peter always prefers to paint the primitive scenes of country life.
【单选题】
The medicine is on sale everywhere. You can get it at ______ chemist’s.