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今年是新中国建国５０周年，也是北京市成为新中国首都的５０周年。半个世纪以来，北京市随着祖国的繁荣富强，也有了翻天覆地的变化。人口从１６０万增加到１２００万；从一个没有工业的消费城市变成了门类齐全的工业生产城市；特别是高新技术产业更是雨后春笋般的兴起；粮食?
This year marks the fiftieth anniversary of the founding of new China and the 50th anniversary of Beijing becoming the capital of new China. For half a century, as Beijing has prosperously prosperous and prosperous, its motherland has undergone tremendous changes. The population increased from 1.6 million to 12 million; from a non-industrial consumer city into a full range of industrial cities; especially high-tech industries are springing up; food?