单词:undulatory extinction
单词:undulatory extinction 相关文章
Part One 听辨练习 A. Listen, circle the corresponding number if you hear???????or ??????in the word . 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. Write down the word you hear on the tape, then fill in the b
[00:01.01]Recently, there was another threat [00:03.02]when the tanker Jessica ran aground [00:04.83]near the islands. [00:06.48]It is believed to have leaked almost [00:08.32]a million litres of oil into the sea. [00:11.75]At first, it was feared th
Education Report - Teens Get a History Lesson From History Makers 教育报道 - 诺奖得主给学生们上的一课 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 Students at some high schools in
Hi story Comes to Life in LA Cemetery Each year, history comes to life at a Los Angeles cemetery where residents of the West Adams district explore their citys past. The Living History tour connects people in one neighborhood with interesting, and in
Unit 43 What Caused the K-T Mass Extinction? The latter part of the Cretaceous Period was a time of continental drift and accompanying volcanic activity. The supercontinent was splitting up and the continents were taking on their modern-day forms. Ma
Conservationists are overestimating the number of species that have been driven to extinction(消失), scientists have said. A study has found that a third of all mammal species declared extinct in the past few centuries have turned up alive and well
Neil: Hello and welcome to Six-Minute English from BBC Learning English, I'm Neil and with me today is Rosie. Rosie: Hi there. Neil: Well, today we're talking about men. Rosie: That sounds interesting. Neil: It is very interesting especially if you'r
By Alisha Ryu Nyeri, Kenya 22 May 2006 Jack Githae, herbal doctor, is standing next to a young MUIRI tree at his clinic in Nyeri, Kenya For thousands of years, people living around Mount Kenya in the
By Tendai Maphosa Harare 09 August 2006 Justice Minister Patrick Chinamasa The trial of Zimbabwe's justice minister for attempting to obstruct the course of justice finally got under way after a retired magistrate was appointed to preside over the c
FAITH LAPIDUS: Welcome to THE MAKING OF A NATION American history in VOA Special English. The nineteen twenties are remembered as a quiet period in American foreign policy. The nation was at peace. Americans elected three Republican presidents in a r
Education Report - Saving a School, and Its History 教育报道 - 哈林顿学校承载的历史 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 The Harrington School is an old one-room schoolhouse
By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to
By David Byrd Washington 30 January 2007 National Football League head coaches Tony Dungy of the Indianapolis Colts and Lovie Smith of the Chicago Bears have been friends for years. Dungy mentored Smith when both were with the Tampa Bay Buccaneers,
Researchers have developed a new computer model that they say helps determine which mammals are headed for extinction as a result of human activity. Earth is undergoing its sixth mass extinction, threatening about a quarter of all mammal species, ac
ConservationistsTryingtoSave,ReproduceEndangeredFrogs Forty percent of all the frogs in the world are in danger of extinction, according to the Smithsonian Institution. Pollution, pesticides, climate change and now a fungus are taking a toll on this
Humans Driving Massive Animal Extinction Earth is in the midst of its sixth mass extinction of animal species -- the first to be caused by humans -- in the past half-billion years, setting off a downward spiral in the environment and human health, wh
The Yangtze River is a major habitant for finless porpoise, an aquatic marine mammal close to dolphins. However due to increasing human activities the number of the animal has been declining in China over the years. Provinces along the Yangtze River
Cambodia is home to the largest population of sun bears left in the wild. As the worlds smallest bear species, they are now facing a high risk of extinction due to the twin threat of habitat loss and illegal hunting. Charities are working hard to sav
Pre-Listening Vocabulary habitat: the place where living things live extinction: the state of no longer existing threatened: facing a possible risk of extinction 24/7: all day and night; at all times human intervention: the involvement of humans Habi
abandon vt.放弃, 遗弃 (90-6, 91-6,92-1,93-1,95-1, 95-6,98-6,99-6,02-6,05-1,06-12,07-6) After driving many of the animals around them to near extinction, people were forced to abandon their old way of life for a radically