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Four Efficient Ways to Improve Your Speech Use More Facial Expression One psychologist feels that our facial expression is responsible more than anything else for the impression others have of us. In
疯狂英语2004年
（A segment of President Obamas speech to a joint session of Congress on February 24th dealing with energy and basic research:） We know the country that harnesses the power of clean, renewable energy will lead the 21st century. And yet, it is Chin
Scientific American(二)月
今天我们要学的词是efficient。 Efficient, 效率高的。最近研究发现， Efficient people don't strive to get everything done perfectly; they only focus on the most important projects, 高效律的人并不把每一件事都做到完美无
英语单词荟萃
By Gary Thomas Washington 02 February 2007 A new U.S. intelligence estimate says that the chaotic situation in Iraq could deteriorate further unless the warring sectarian parties compromise. But it says that the current political climate makes such
2007年VOA标准英语（二月）
By Steve Herman New Delhi 17 August 2007 India was once thought to have the world's highest number of people with HIV -- the virus that causes AIDS. But the estimate was recently reduced by more than half -- down to 2.5 million from 5.7 million. The
2007年VOA标准英语（八月）
By Gary Thomas Washington 17 July 2007 A new U.S. intelligence estimate says al-Qaida remains determined to mount attacks on major targets in the United States, especially if it can acquire weapons of mass destruction. VOA correspondent Gary Thomas r
2007年VOA标准英语（七月）