The United States has less than 5% of the world s population; yet it produces about ______

The United States has the world’s largest music market.（)

Congress makes the laws in the United States. It has two parts, which are more or less equ

Why was unemployment in the United States lower than in Western Europe？A．Because the econo

In the United States, Franklin D.Roosevelt was the only president to be elected more than

Although the United States covers so much land and the land produces far more food than th

Although the United States covers so much land and the land produces far more food than the present