第四章 美国的产业结构：本章节主要从农业、工业、服务业三个方面介绍美国当今的产业结构4.1美国农业：食品机器:介绍美国农业的概况和其面临的问题[单选题] in America can help farmers track farm operations, market information, and find the best places to plant and fertilize crops, adjusting their agricultural production and sales strategy, effectively reducing the risk of blind operation.
4.2美国工业的发展与现状:介绍美国工业的分布格局及制造业衰落的原因
4.3美国服务业的兴起:介绍美国服务业的发展现状
Irrigation technology
Mechanization technology
Information technology
Biotechnology
答案：Information technology
[单选题] American industry has made great progress and has become the largest industrial country in the world after .
the Civil War
1970s
the First World War
the Second World War [单选题] Which of the following regions is the center of America’s iron and steel industry?
The Midwest Region
The South Region
The Pacific Costal Region
The Northeastern Region[判断题]The United States is blessed with generosity of the nature, from vast piece of land, fertile soil to a good climate all satisfactory for agriculture.
错
对[判断题]The escalation of Sino-American trade friction will have a negative impact on the international trade and industrial development of American soybean.
对
错[判断题]The South Region in the US emerged as the new industrial base for aircraft manufacturing, food processing and petrochemical engineering.
错
对[判断题]Detroit used to be the Car City of America, but now it is facing serious problems such as high unemployment rate because of industrial transfer and industrial hollowing.
对
错
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