美国部分,不错的学习资料

5% of the total world output.美国拥有不到6%世界人口，却生产出占世界总产量的25%的产品。(2001,23题已考）

4． The U.S has a free-marked economy with a dominant private sector.The privately owned and operated businesses, including farms,produce about 85% of the total output of goods and services. Of course,the government has always been an important element American economy.美国经济是以私营为主的自由市场经济。(2002,44)

5． In the postwar years government involvement was again emphasized when the U.S adopted the Keynesian theory in running the economy. But the American economy was still plagued by stagflation. In the early 1980s,under the Reagan Administration, the traditional Keynesian theory was replaced by new monetarist policies.二战后美国采纳了凯恩斯理论来管理国这经济，再次强调政府于预。但美国经济还是出现连年的经济滞胀，于是，在80年代初期，在里根政府的领导下，传统的凯恩斯理论被新的货币主义政策所代替。

6． The cultivated land in the U.S makes up 21% of the total land, and people who are engaged in farming make up only 2.7% of the total population. Yet the U.S grows nearly one fourth of the world’s grain and supplies a half of all the exports of grain in the world. It is the world’s leading exporter of agricultural products.在美国，耕地占国土总面积的21%，而从事农业生产的人口只占总人口的2。7%。然而，美国还生产出占全世界近1/4的粮食。美国是世界上最大的农产口出口国。

7． The U.S ranks first in the production and export of corn. It produces nearly 50% of the corn in the world.The Corn Belt is in the Midwest. Iowa is the leading corn-producing state. The Midwest is the most important agricultural region of the U.S.美国的玉米产量几乎占到世界总产量的50%，是世界最大的玉米生产和出口国，玉米带主要位于中西藏部地区，衣阿华是主要的玉米生产洲，中西部是美国最重要的农业区。

8． Wheat is American’s most important food crop. It is second only to corn in production every year. The Wheat Belt is located near the Corn Belt in the Midwest.小麦是美国最重要的食用作物，小麦带也位于中西部地区。

9． The U.S ranks second in the export of rice in the world after Thailand.美国的大米出口量仅次于泰国，居世界第二位。

10． The Midwest is the nation’ leading center of heavy industry. Texas is the country’s leading state in oil and natural gas deposits。中西部是美国最重要的重工业中心，得克萨斯是美国石油和天然气储量最大的州。

11． Huston is now the greatest commercial center of the Southwest and the chemical c
apital of the world. It is a center of petrochemical and synthetic rubber production . It is also the home of the space center.休斯敦被称作世界化工之都，是美国西