—He got the first prize in a National Contest of Popular Music. —Oh. That’s what he _____ for years.
The top leaders of the two countries are holding talks in a friendly______
The young man made a ______ to his parents that he would try to earn his own living after graduation.
—Shall we go out for a walk?—Sorry. This is not the right ____ to invite me. I am too tired to walk.
I bought a dress for only 10 dollars in a sale; it was a real______.
Most air pollution is caused by the burning of ____ like coal, gas and oil.