标签：Bald 相关文章
By Paul Sisco Washington, D.C. 29 June 2007 The American bald eagle, a national symbol since 1782, was once almost wiped out by hunters and pesticide poisoning. Today the great bird is not only surviving but thriving. Four decades after it was decla
2007年VOA标准英语（六月）
Pre-Listening Vocabulary propose: suggest Great Seal of the US: a presidential stamp placed on federal documents in the US illustration: drawing vain: overly admiring of oneself invader: an unwelcome person who tries to enter or take over a region by
趣谈英语
It was field trip day last week for Robert who is in third grade. He was particularly excited because it wasn't going to be the ordinary kind of field trip that schools make, you know, to a park, or the fire station, or a bakery. It was to the town o
英语博客 A cup of English
The price of oil has dropped around 20 percent in recent weeks, but remains more than double what it was just a couple of years ago. The high price has given oil companies the incentive to revisit old fields long ago abandoned as unprofitable. As VO
VOA标准英语2008年（八月）
Teaching fewer basics in a more indepth way, Singapore method encourages young minds to think mathematically Faiza Elmasry | Washington, DC 10 August 2010 Photo: Courtesy Scott Baldridge Scott Baldridge with a group of elementary school math teachers
VOA标准英语2010年(八)月