The interstate system has been an essential element of the nations economic growth in terms of shipping and job creation:more than 75 percent of the nations freight deliveries arrive by truck;and most products that arrive by rail or air use interstates for the last leg of the journey by vehicle.Not only has the highway system affected the American economy by providing shipping routes,it has led to the growth of spin-off industries like service stations,motels,restaurants,and shopping centers.It has allowed the relocation of manufacturing plants and other industries from urban areas to rural.

　　By the end of the century there was an immense network of paved roads,residential streets,expressways,and freeways built to support millions of vehicles.The highway system was officially renamed for Eisenhower to honor his vision and leadership.The year construction began he said:Together,the united forces of our communication and transportation systems are dynamic elements in the very name we bearUnited States.Without them,we would be a mere alliance of many separate parts.

　　1. National standards for paved roads were in place by 1921.

　　2. General Eisenhower felt that the broad German motorways made more sense than the two-lane highways of America.

　　3. It was in the 1950s that the American government finally took action to build a national highway system.

　　4. Many of the problems presented by the countrys geographical features found solutions in innovative engineering projects.

【英语四级备考：快速阅读全真题(2)】相关文章：

★ 2010年6月英语六级考试的标准阅读第6篇

★ 英语四级阅读理解长难句练习（七十七）

★ 2007年12月英语六级考试阅读冲刺模拟的训练(9)

★ 2011英语六级考试阅读四大常考题型的分析

★ 大学英语四级100条阅读难句-sentence 11

★ 2013年大学英语六级考试六级阅读理解专项练习 07

★ 2012年12月暑期英语六级备考阅读每日一练 0815

★ 2014年6月英语六级阅读新题型模拟题(1)

★ 英语六级考试标准的阅读13

★ 四级考前30天阅读冲刺：重真题 找技巧