The United States has always acted as a______for people seeking fame and fortune.A．magnetB

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

？？？？In the United,States the most popular form. of folk dancing since the early days has b

What has prevented the passing of work－family balance laws in the United States？A．The inco

The （military aspect) of the （United States Civil War) has always attracted the （most atte

The writing of the Constitution of the United States is an act of such genius that philoso

The United States has decided toA．increase the use of the Internet.B．issue new regulations