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Called grass hopper mice have an unusual favorite food. Not grass hopper, no, they really like scorpions. You can see theproblem. But the mice shrug off any scorpion things(stings).And the new study shows how. Researcher injected common house mice of
Scientific American(十)月
AA: I'm Avi Arditti and this week on WORDMASTER: Another voice from the recent Teachers of English to Speakers of Other Languages convention in Boston. Patricia Kelvin has a doctorate in the teaching of writing. She was an award-winning editorial wri
词汇大师(Wordmaster)
Key Sentences(重点句子) 874．What would you suggest I do for the cover page? 你认为我该用什么样的封页好呢？ 875．Have you read the presentation I gave? 你看过我给你的样本吗？ 876． You need to make some small changes.
实用英语
By Mil Arcega Washington, DC 07 August 2006 watch Opinion report Diplomatic efforts are intensifying as Israeli warplanes continue to pound southern Lebanon. The U.S. says it is working closely with European leaders and the U.N. Security Council to
2006年VOA标准英语（八月）
40 Years Later, US Abortion Opinions Remain Passionate To Jody Duffy, abortion is personal. As a young army officer, she was date raped. She had an abortion. Now, 30 years later, she carries a sign that reads: I regret my abortion. I will never judge
VOA标准英语2013年(一月)
美国习惯用语第858:努力想要记起某事(音频) rack one's brain 我最近发现自己还没上年纪，就已经开始健忘了。昨天，一个接受采访的专家向我推荐了一家很有介绍价值的机构。今天本想搜集点资
美国习惯用语