1.引言语言作为人类思想和科技成果的重要载体,已成为国家发展战略以及实现国家核心利益的重要组成部分。它存在于人类的教育活动中,发展语言教育,推行积极的语言教育政策,提升国家语言水平,已日益成为各国战略竞争的高地。随着新世纪全球化趋势日益强劲,国家语言教育政策受到世界各国的重视。在诸多语言教育政策研究领域中,美国语言教育政策在三百年的发展历程中,从最 1. Introduction As an important carrier of human thought and scientific and technological achievements, language has become an important part of the national development strategy and the realization of its core national interests. It exists in the educational activities of human beings. Developing language education, implementing active language education policy and improving the national language level have increasingly become the strategic high ground for all countries. With the increasing globalization in the new century, the national language education policy has drawn the attention of all countries in the world. In many areas of language education policy research, the United States language education policy in the course of three hundred years of development, from the most