European settlers. Some reservations are larger than American states. The Bureau of Indian Affairs supervises these territories. Tribes on reservations have limited self­rule. Generally， American Indians do not enjoy the same economic and educational success as other Americans. They earn less money and have more unemployment than other Americans. They also have higher rates of disease and die younger than other American groups. However， the American Indian economy has grown at three times the national rate since the 1980s. Some of the improvement has come from expansion of the American Indian gambling industry. Many Indian tribes have legalized gambling on their reservations.

　　Section_ⅠWarming Up & Reading - Pre­reading

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　　CALIFORNIA

　　California is the third largest state in the USA but has the largest population①. It also has the distinction② of being the most multicultural③ state in the USA, having attracted people from all over the world④. The customs and languages of the immigrants⑤ live on⑥ in their new home. This diversity of culture is not surprising when you know the history of California⑦. 　　①population n．人口(数)

　　②distinction/dI'stIŋkʃn/n.差别；区分；卓著

　　③multicultural adj.多元文化的

　　④现在分词短语having attracted people ...作结果状语。

　　⑤immigrant/'ImIɡrənt/n.(从外国移入的)移民

　　⑥live on继续存在；继续生存

　　⑦when引导的时间状语从句。 　　加利福尼亚

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加利福尼亚是美国的第三大州，但它是人口最多的州。加州与众不同之处在于它也是美国最具多元文化的一个州，它吸引了来自世界各地的人们。这些移民的风俗习惯以及语言在他们的新家都得以延续。当你了解了加利福尼亚的历史时，你就不会对其文化的多样性感到惊奇了。