[简答题]Although the American economy has transformed itself over the years, certain issues have persisted since the early days of the republic. One is the continuing debate over the proper role for government in what is basically a marketplace economy. An economy based on free enterprise is generally characterized by private ownership and initiative, with a relative absence of government involvement. However, government intervention has been found necessary from time to time to ensure that economic opportunities are fair and accessible to the people, to prevent flagrant abuses, to dampen inflation and to stimulate growth.
Ever since colonial times, the government has been involved, to some extent, in economic decision-making. The federal government, for example, has made huge investments in infrastructure, and it has provided social welfare programmes that the private sector was unable or unwilling to provide. In a myriad of ways and over many decades, the government has supported and

[简答题]Although the American economy has transformed itself over the years, certain issues have persisted since the early days of the republic. One is the continuing debate over the proper role for government in what is basically a marketplace economy. An economy based on free enterprise is generally characterized by private ownership and initiative, with a relative absence of government involvement. However, government intervention has been found necessary from time to time to ensure that economic opportunities are fair and accessible to the people, to prevent flagrant abuses, to dampen inflation and to stimulate growth.
Ever since colonial times, the government has been involved, to some extent, in economic decision-making. The federal government, for example, has made huge investments in infrastructure, and it has provided social welfare programmes that the private sector was unable or unwilling to provide. In a myriad of ways and over many decades, the government has supported and

[填空题] The enormous growth of American economy has been 【B1】 to many factors. The size of the United States and its 【B2】 resources have been often cited as important reasons for the rapid 【B3】 of American economy. They are true to a great extent. But, then, there are other countries in the world that are 【B4】 with similar natural conditions and yet have 【B5】 developed to the same degree of economic power as the United States has. So, there must be reasons 【B6】 the size the country and the natural resources it possesses. According to the 【B7】 . argument, the remarkable achievements of the U. S. economy are primarily 【B8】 the system 【B9】 which it has been operating since the founding of the nation- American capitalism. It is true that American capitalism should be 【B10】 with the achievements of its economy, the question 【B11】 immediately comes to our mind is what are the essential 【B12】 and construct their significance in the 【B13】 of A
A. A．possessed
B．owned
C．endowed
D．granted