单词：group extinction hypothesis
单词：group extinction hypothesis 相关文章
Passage Two 14. A) The Asian elephant is easier to tame. B) The Asian elephant's skin is more valuable. C) The Asian elephant is less popular with tourists. D) The Asian elephant produces ivory of a b
【CET 12-24备战】六级听力
LULU GARCIA-NAVARRO, HOST: Fast-food restaurants use all sorts of promotions to get customers through their doors. Two-for-one deals, toy giveaways, and now, venison. Yes, Arby's is the first major fast-food chain to serve a deer-meat sandwich nation
2017年NPR美国国家公共电台10月
[00:04.49]Scientific Attitudes [00:06.97]科学的态度 [00:09.46]Science had its beginning when man started asking questionsabout his environment. [00:14.18]科学起源于人类开始对自身环境产生疑问的时候. [00:18.91]He wondered where the sun went at night an
大学英语自学教程上
(woman) In our lab today, we'll be testing the hypothesis that babied can count as early as five months of age. The six babies here are all less than six months old. You'll be watching them on closed-circuit TV and measuring their responses. The exp
托福听力短文
By Nia Sutadi Santa Monica, California 30 April 2007 Orangutans are highly intelligent and are one of man's closest relatives. Found primarily in Indonesia, their name in English means People of the Forest. Just a century ago, their numbers were plen
2007年VOA标准英语（四月）
托福阅读的问题，归根结底就是读不懂：文章读不懂，或者问题和选项读不懂。一切所谓的解题技巧也是为了帮助我们读懂，而不是在读不懂文章的基础上仍然能够解题。在一篇700多单词的文
托福英语
Idiom: Off the record 非正式的，不记录下来的事 Hit the book: Likelihood Strain Incorporate Well-being Complement Be consistent with Hypothesis
趣味青春英语
人的一生中，将近三分之一的时间是用于睡觉的。刚出生的婴儿几乎每天要睡20个小时；即使成年后，每夭至少要睡 6～7小时。 不管睡眠时间长短如何，睡觉看来是人必不可少的行为。这一点
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LESSoN TEN (B) TEXT B Solving problems Scientifically There are scientific ways in which man solves problems. once his curiosity has been aroused, he uses certain methods and procedures to obtain new
自考英语（一）78讲
Did a secret police infiltrator inside Fathers for Justice first propose the idea of kidnapping Tony Blair’s son? That's what some members of the organization now suspect. It started as a simple con
英伦广角
Scientists who study primates say that we are moving towards a time when species like gorillas will no longer be found in the wild . They say Orangutans would be gone too. And Madagascar would lose its lemurs. Jo Setchell is a primatologist at Durham
2017年VOA慢速英语(三)月
Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience
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VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Faith Lapidus. Today, we examine a new report about the health of the world's many plants and animals. (MUSIC) VOICE ONE: The orangutan is among anima
VOA慢速英语2007年（十）月
By Daniel Schearf Bangkok 25 September 2009 Cambodian fishing boats at anchor in middle of Mekong River, on outskirts of Phnom Penh, Cambodia's capital (file photo) A conservation group says newly discovered species in the Mekong river region are at
VOA标准英语2009年(九月)
MARY LOUISE KELLY, HOST: A growing body of research shows climate change is bad, not just for the planet, but for our mental health. People who've lived through weather disasters are more prone to depression, suicide, post-traumatic stress. Psycholog
2017年NPR美国国家公共电台4月
Passage Two 14. A) The Asian elephant is easier to tame. B) The Asian elephant's skin is more valuable. C) The Asian elephant is less popular with tourists. D) The Asian elephant produces ivory of a better quality. 15. A) From the captured or tamed e
英语六级听力练习集锦
By Al Pessin Pentagon 07 December 2006 President Bush and members of the Senate served notice on the Iraq Study Group Thursday that its 79-recommendation report on U.S. Iraq policy is not likely to be adopted in its entirety. But the group's co-chai
2006年VOA标准英语（十二月）
MADRID, Dec. 2 (Xinhua) -- Spain coach Vicente del Bosque was cautious about his side's chances of success in the 2012 European Championship after the draw was held in Kiev on Friday. Spain travel to the competition, which will be held in Poland and
英语新闻
在托福阅读备考过程中，没有一点心机是不行的！我们在选资料，练真题，解题等方面都要有方法有技巧的进行，以下是小编这个心机girl给大家推荐的几点心机秘籍，助力大家早日取得托福阅
托福英语
生活大爆炸第一季第二集_3The Big Bran Hypothesis -Penny：Hey, Raj. 嗨，Raj。 Hey, listen. 嘿，听着。 I don't know if you heard about what happened last night with Leonard and Sheldon, 我不知道你是否听说了，昨晚 Leonard和
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