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Are We Ready for Another Tsunami? Introduction 海啸是一种具有强大破坏力的海浪。当地震发生于海底，因震波的动力而引起海水剧烈的起伏，形成强大的波浪，向前推进，将沿海地带一一淹没的...

Washington, DC (Washington, District of Columbia) The capital city of the US, whose area covers the *District of Columbia. The place was chosen by George *Washington in 1790, and since 1800 the main departments of the US government have bee...

Jazz Jazz is one of the greatest forms of music originating in the US. The names of its stars, who are mostly *African Americans, are known around the world. Most people have heard of stars like Ella *Fitzgerald, ‘Count‘ *Basie, ‘Duke‘...

福特汽车公司的Rouge工厂 自铁块开始，至新车装配完成为止，生产过程全部自动化。汽车工业先驱者福特工厂，周一到周五，上午九时至下午三时每30分钟一次免费参观；但八、九两月...

【Introduction】 Doctors have long known that vitamin D is essential to good health. Get enough of it and it ensures strong bones and teeth. But a new study this week suggests an even more extraordinary benefit: a lower risk of death. 【...

美国历史大事年表 1607.5 英国伦敦公司在弗吉尼亚的詹姆斯敦建立第一个永久居留地。 1620.12.26 英国清教徒移民乘“五月花”号轮漂洋到达普利茅斯，在船上通过了五月花号公约。 163...

Babies Vs. Chimps: Who‘s Smarter? Humans have a lot in common with the great apes. We both make tools; we both have something sort of like laughter; and we share about 94% of our DNA. Well now researchers from the Max Planck Institute are...

Modern American attitudes to the Revolution The Revolution is remembered by Americans in many ways. *Freedom, and the right of ordinary people to take part in their own government, the main reasons why Americans fought the War of Revolution...

The Revolutionary War The Americans had the advantage of fighting at home, but Britain was a much stronger military power. There were victories and defeats on both sides during the seven years of war. The first aim of the American army led...

Maya Culture The Maya are probably the best-known of the classical civilizations of Mesoamerica. Originating in the Yucatán around 2600 B.C., they rose to prominence around A.D. 250 in present-day southern Mexico, Guatemala, northern Beliz...

Native Americans Native Americans were living in North America for many hundreds of years before Europeans reached the continent. For a long time white people called them Indians. Today, many people do not like this name since it is based o...

Native American languages Before Europeans arrived in North America there were over 300 Native American languages. Some have now died out, and of the 250 or so remaining many are spoken only by a few older people. Other languages, like Cher...

The causes of revolution The desire of Americans to be independent from Britain arose out of a long series of disagreements about money and political control. Britain had had colonies (= places taken over by people from a foreign country) i...

The Maya Calendar: The Maya kept time with a combination of several cycles that meshed together to mark the movement of the sun, moon and Venus. The Maya calendar in its final form probably dates from about the 1st century B.C., and may ori...

Native Americans in the popular imagination An American tradition dating back to early times is *Thanksgiving. When the English arrived in Jamestown many died during the long cold winter, but in the following spring Native Americans showed...

玛雅象形文字之谜 任何一个古代文明都有自己的文字体系，文字是文明形成的标志。然而，玛雅的象形文字对于现代人说来真是一部天书，它的谜底直到今天仍未解开。 20世纪50年代前...

关于美国的历史 The continent‘s first inhabitants walked into North America across what is now the Bering Strait from Asia. For the next 20,000 years these pioneering settlers were essentially left alone to develop distinct and dyna...

大萧条 （Great Depression) 20世纪30年代的美国 民主党人F.D．罗斯福1933年就任第32届总统。罗斯福政府实行了由国家对经济进行广泛干预、调节的“新政”，整顿金融，复兴工农业，举办救...

霓虹灯 A neon light is the sort of light you see used in advertising signs. These signs are made of long, narrow glass tubes, and these tubes are often bent into all sorts of shapes. The tube of a neon light can spell out a word, for exa...

英属北美殖民地的建立（16071733） 北美洲原始居民为印第安人。16-18世纪，正在进行资本原始积累的西欧各国相继入侵北美洲。法国人建立了新法兰西(包括圣劳伦斯流域下游大潮区，密...