单词：ANSI (American National Standards Institute)
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Lesson 8 Trading standards 贸易标准 First listen and then answer the following question. 听录音，然后回答以下问题。 What makes trading between rich countries difficult? Chickens slaughtered in the United States, claim officials in Bru
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Also: The Library of Congress adds to its National Recording Registry. And a listener in Iran wants to know more about the Massachusetts Institute of Technology. Transcript of radio broadcast: 05 June 2008 HOST: Welcome to AMERICAN MOSAIC in VOA Spe
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This is the VOA Special English Education Report. Americans have never had national education standards. Goals for what public schools should teach are set by state and local school boards. Their members are often elected. But some Americans say the
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Education Report - No National Standards: A Strength or Weakness of US Schools This is the VOA Special English Education Report. What American students are expected to learn has long been different from state to state. We talked last week about the t
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Last week there was a lot of talk by teachers, parents and MPs about bringing in national standards in primary schools. A national standard is a list of things that children must be able to do each year. Maybe the standard for year 1 is to be able to
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China is now on the front lines of efforts to develop energy sources that can balance the goals of sustaining economic growth and protecting the environment. Decisive action is needed to strengthen policy frameworks across the country to reach that g
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