单词：allopolyploidisation
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INTRODUCTION TO ACT I Today on TUNING IN THE U.S.A., we are on a train going to Washington, D.C. Ellen Stewart is taking Alexandra Pappas to visit the nations Capital. They are, in many ways, like other tourists. They want to visit the Air and Space
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Gloria Macapagal-Arroyo was born into a political family in 1947. Her father was president of the Philippines during her teenage years. She is the fourteenth Philippine president and the country's second female president. She has governed her country
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EXPLORATIONS -January 30, 2002: Population and the Environment By Cynthia Kirk VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Tod
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A South Korean official says North Koreas leader commented that he is committed to denuclearization of the Korean Peninsula. National security advisor Chung Eui-yong also said that the leaders of North and South Korea are to meet in the capital of No
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By Deborah Block Washington, DC 24 April 2006 watch Wal Mart Banking report The world's largest retailer, U.S.-based Wal-Mart, is hoping to begin its own banking business soon. Critics are concerned i
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By Margaret Besheer Washington 08 March 2006 The trafficking of women and girls for forced labor and sexual exploitation is a serious global problem. Ethiopian Alem Teklu is 29 years old. When she was
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THE MAKING OF A NATION - March 28, 2002: 1930s/Foreign Policy By David Jarmul VOICE 1: THE MAKING OF A NATION -- a program in Special English by the Voice of America. (Theme) I'm Shirley Griffith. Tod
The Making of a Nation
This is the VOA Special English Health Report. More than four million people around the world are bitten by snakes each year. At least one hundred twenty-five thousand of these people die. Almost three million others are seriously injured. Doctors a
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By Claudia Blume Hong Kong 24 January 2006 Senior U.S. health officials say that in addition to preparing medical professionals at home for a possible avian influenza pandemic, they are emphasizing gl
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US Economic Health Key to Global Growth in 2013 In the United States, the jobless rate has declined to a 4-year low, the housing market has stabilized, and financial markets are flush with cash. But as 2012 comes to a close, there is unanimous agreem
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