单词：Homobasidiomycetes
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> 23 过多的日光照射会引起皮肤黑肿瘤 DATE=5-17-01 TITLE=SCIENCE REPORT - Melanoma and the Sun BYLINE=Nancy Steinbach （Start at 59
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Im Doug Johnson. Today we tell about the first woman chief of the Cherokee Nation, Wilma Mankiller, who died earlier this week. We also answer a question about the great American writer Ernest Hemingway. And we play music by a young jazz musician Esp
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By Michael Bowman Washington 20 May 2008 One of America's best-known political figures, Massachusetts Senator Edward Kennedy, has been diagnosed with a malignant brain tumor. VOA's Michael Bowman reports from Washington, the diagnosis comes days afte
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By Melinda Smith Washington, D.C. 09 July 2007 The World Health Organization reports there are at least 130,000 new cases every year of malignant melanoma, the most fatal type of skin cancer, and more than two million cases of other types of skin can
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Temperatures over the Bank Holiday weekend have been the highest of the year so far and rivaled many foreign holiday destinations. So lots of us have put on the shorts and gone out to bask in the warmth. But Cancer Research UK are warning that what t
英伦广角
新托福口语的阅读材料不长，但题材广泛，而考生的知识又受限于自己所学的专业，不可能面面俱到。这样，当遇到材料的内容非常陌生时，尽管表面上看没有生词，也难免会出现读不懂的现
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