英语国家概况精讲：第十四章美国人口种族

chapter 14：population.Race and Ethnic groups

  必背细节

1.The United States of the American is the third most populous county in the world after Chind and India.美国是世界人口第三大国，仅次于中国和印度。

2。Immigration accounts for a major source of population growth,The United States has a more or less open-door policy to immigtants from independence until 1960s.Ellis Island of New York was an important immigration reception spot in the 1890s and at the turn of the century.19世纪末20世纪初，纽约的埃利斯岛是一个重要的移民入境接待点。

3。Almost 20 million people or 7.8% of the total population were immigrants in 1992.Between 80% and 90% of immigration to the United States now is from Asian and Hispanic countries.如今美国移民的80%到90%主要来源于亚洲和拉美国家。

4。Arizona,Nevada,and Florida have been the fastest growing states in population for the last 20 years.在过去的二十年里，亚利桑那，内华达和佛罗里达是人口增长最快的州。

5。The first immigrants in the American history cane from England and Netherlands.

美国历史是第一批移民来自英国和荷兰。

6。The first of these immigration waves in the mid-1810s and reached the highest point in 1845.The second wave covered the period between 1860 and 1890. The largest of the three immigration wave in American was from 1890-1914.三次移民浪潮中最大的一次是1890-1914年。

7.One in five American moves to a new home every year seeking new job opportunity,a better climate of other goals.有1/5的美国人每年搬一次家。

8。美国的四次大规模的人口流动：

流动方向

the Frist 1865-1880 east coast ------west

the Second 1980-1920 rural areas ------cities

the Third 1920----1960 the

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