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【正文】 ng were invaluable in improving the condition of urban streets and traffic patterns. Today, the interstate system links every major city in the ,and the with Canada and Mexico,Built with safety in mind the highways have wide lanes and shoulders,dividing medians,or barriers,long entry and exit lanes,ourves engineered for safe turns,and limited access. The death rate on highways is half that of all other roads ( deaths per 100 million passenger miles pared to deaths per 100 million on all other roads) By opening the North American continent,highways have enabled consumer goods and services to reach people in remote and rural areas of the country, spurred the growth of suburbs, and provided people with greater options in terms of jobs,access to to cutural programs, health care ,and other all,the interstate system provides individuals with what they enerish most:personal freedom of mobility. The interstate system has been an essential element of the nation39。s economic growth in terms of shipping and job creation:more than 75 percent of the nation39。s freight deliveries arrive by most products that arrive by rail or air use interstates for the last leg of the journey by only has the highway system affected the American economy by providing shipping routes,it has led to the growth of spinoff industries like service stations ,motels,restaurants,and shopping has allower the rwlocation 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 high way system was officially renamed for Eisenhower to honor his vison and year construction began he said:Together,the united forces of our munication and transportation systems are dynamic elements in the very name we bear United them ,we would be a mere alliance of many sepaeate parts. 1. National standards for paved roads were in place by 1921. 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 high way system. 4. Many of the problems presented by the country’s geographical features found solutions in I novative engieering projects. 5. In spite of safety considerations, the death rate on interstate highways is still higher than that of other American roads. 6. The interstate highway system provids access between major military installations in America. 7. Service stations, motels and restaurants promoted the development of the interstate higway system. 8. The greatest benefit brought about by the interstate system was __________. 9. Trucks using the interstate highways deliver more than ________________. 10. The interstate system was renamed after Eisenhower in recognition of ______________.
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