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8.Stay Thin by Sleeping More? A study published Monday found that people who sleep less tend to be fat, and experts said it's time find if more sleep will fight obesity. We've put so much emphasis on diet and exercise that we've failed to recognize t
听美文故事记6级单词
Why having fun makes time speed为何快乐的时间溜得快 Scientists have come up with a theory for why time flies when you are having fun-- and drags when you are bored. 科学家们提出理论依据，解释为什么当你玩得开心的时候，
听美文故事记6级单词
mixer decline colonist head ridicule sardine contention banquet conviction fighter singular scent frequent freshen Venus pearl pastry deficit overlap jelly arena frustrate knit edit deport strait
用Mp3背六级单词
Humpback whales sing most frequently where and when they breed. But researchers have just discovered that whales can sing complex songs even when diving and foraging, when its neither the time nor the place for mating behaviour. The study is publishe
Scientific American(十二)月
Researchers at Penn State University and the University of Buffalo have completed the most in depth bear DNA study to date. The project has revealed a lot about genetic relationships between bears, and also the unlikely romances that pepper their his
初学者听力文摘精选
Todd: So, Julia, we're both teachers. Julia: That's right. Todd: And are you familier with the different learner types? Julia: A little bit, yes, I encounter different kinds of learners in my classrooms. Todd: OK, so for example, what kind of learner
英语趣味课堂
Top Diplomats to Meet on Irans Nuclear Program WASHINGTON U.S. Secretary of State John Kerry and Iranian Foreign Minister Mohammad Javad Zarif are scheduled to meet Thursday to start high-level negotiations on Irans nuclear program. The talks at the
VOA常速英语2013年(九月)
By Peter Fedynsky Washington, DC 29 November 2006 watch Talks with Iran Syria President George W. Bush, 27 Nov 2006 President Bush's meeting with the Prime Minister of Iraq Nouri al-Maliki on Wednesday follows earlier talks in Tehran between the pre
2006年VOA标准英语（十一月)
By Lisa Schlein Geneva 21 November 2006 UNAIDS Executive Director Peter Piot presents the annual AIDS epidemic update report in Geneva, Nov. 21, 2006 The global AIDS epidemic continues to grow leaving about 39.5 million people worldwide infected wit
2006年VOA标准英语（十一月)
Farming by GPS Saves Money, Environment Mixing tradition with technology On a weedy patch of land an hour and half from Washington, D.C., farmer Brad Eustace is tilling razor-straight lines with a GPS-guided tractor. With the computer in control, he
VOA标准英语2012年(五月)
Sex Matters for Sleeping Sickness Microbes Scientists are keeping a close eye on the mating habits of microscopic organisms, including those that cause African sleeping sickness. They say what happens between two parasites can have major consequences
VOA标准英语2014年(一月)
Obama Address Highlights Intensified Security Debate 奥巴马今将就美国家安全讲话 强调消灭IS坚定信心 WASHINGTON President Barack Obamas address on last weeks deadly shootings in California comes as two potent issues merge and overl
VOA标准英语2015年(十二月)
RACHEL MARTIN, HOST: It is tick season, and with it comes the risk of Lyme disease. Once found mainly in New England, Lyme disease is now being reported in a much wider range of the U.S. NPR's Allison Aubrey reports that cases have more than doubled
2018年NPR美国国家公共电台5月
LAKSHMI SINGH, HOST: Over the past year, there have been a lot of big stories in the news about the rights of tribes versus the federal government, themes that have resurfaced over centuries. A new novel explores those themes and their cyclical natur
2017年NPR美国国家公共电台7月
SCOTT SIMON, HOST: Social media platforms can connect people across the globe - and terrorize people next door. Ricky Graves is a young man just coming to terms with his sexual orientation in a small New Hampshire town. He's tormented by a jerk named
2017年NPR美国国家公共电台12月
Astrophysicist Takes Deep Dive Into The Science Of 'Doctor Strange' play pause stop mute unmute max volume 00:0004:37repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Fl
2016年NPR美国国家公共电台11月
The Pentagon said Wednesday Iran is continuing to provide weapons and other material to Taliban insurgents in Afghanistan, in addition to its alleged continuing support for Shiite militias in Iraq. Officials spoke to reporters Wednesday shortly after
VOA双语新闻 2008年5月
Report: Natural Disasters Worsen Poverty 报告称自然灾害加剧贫困 A new report says hundreds of millions of extremely poor people could be at the mercy of natural disasters in the coming years. It says unless they are better prepared to face
VOA常速英语2013年(十月)
General David Petraeus The U.S. and international commander in Afghanistan, General David Petraeus, who took command a month ago, has issued his first guidance document for the nearly 150,000 troops under his command. He is emphasizing the need to pr
VOA标准英语2010年(八)月
Pre-Listening Vocabulary fascinate: to cause great interest mature: to grow periodical: reoccurring at specific times droves: large numbers brood: a group of living things that are hatched or born at the same time emerge: to come out; to appear overl
趣谈英语