When Mary paid the bill, she was given a _____ for her money.

Such problems （ ） air pollution and traffic jams are becoming more and more serious in some big cities.

From her conversation, I_____that she had a large family.

Her （ ） to the job left her with very little free time．

When I saw the expression on his face, I realized he is （ ） agreement with me.

He is the sort of businessman who would do anything in his （ ） of profit.

The defense computers calculate way to （ ） the enemy missiles.

（ ） student with a little common sense should be able to answer the question.

The color of the skirt does not （ ） that of the coat.

It is by no means clear （ ） the president can do to end the strike.

Space vehicles were launched into outer space_____search of another living planet.

My children are looking forward to （ ） a trip to Paris.