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Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J
(科普英语)Earth and Sky
通用汽车副总裁Larry Burns展示了颇具个性的下一代汽车设计：流线型，可定制（计算机控制增强型），使用清洁的氢气能源，并且未使用状态下还能为电网供电。
TED公开课:交通工具
How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t
知性英语
By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot
VOA常速英语2007年（十一月）
Burns Night NB: This is not an accurate（精确的，准确的 ） word-for-word transcript Dan: Hello and welcome to this week's 6 minute English. Im Dan Walker Smith and today Im joined by Kate. Kate: Hi Dan. Dan: Now Kate, you're from Scotland. D
六分钟英语
推论题(Inference)：文章中有些论点/观点没有明确阐述，但却强烈暗示出来了。例如，文章论述的结果引出了，推论题就可能就造成结果的起因提问。如果文中有比较，推论题就可能问做比较的
托福英语