单词：extinction photometer
单词：extinction photometer 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
4+1听力口语MP3
1. M: Are you ready to order now? [00:02.59]W: Yes,I'll have roast beef,French fried potatoes and green beans. [00:08.15]Q: Whom is the man talking to? [00:12.25]2. M: Well,if I had begun studying English earlier. [00:16.61]I wouldn't be having so mu
决胜四级听力必备
[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
北师大版高中英语模块7(选修)
新东方4+1 听力 口语MP3-语音语调 Unit46 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 bl
新东方4+1听力口语
13. They all seem to look alike (though they come from all over) lean, pointed, dedicated faces, wearing jeans and sandals, eating their buns and bedding down for the night on the flagstones outside the theatre to buy the 20 seats and 80 standing-roo
考研英语长难句讲解
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
英语流行话题阅读：语境识词4500
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
英语新闻
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
六分钟英语
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
2006年VOA标准英语（五月）
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
2007年VOA标准英语（九月）
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
VOA标准英语2009年(六月)
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
VOA标准英语2014年(七月)
13. They all seem to look alike (though they come from all over) - lean, pointed, dedicated faces, wearing jeans and sandals, eating their buns and bedding down for the night on the flagstones outside the theatre to buy the 20 seats and 80 standing-r
考研英语长难句讲解
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
2018CRI中国国际广播电台
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
英语新闻视频
China's science-fiction fans could soon turn their attention home, as the mainland's film industry is gearing up to make a big push into the genre. Yang Peng, planning supervisor for Beijing Galloping Horse Film TV Productions, says that many studios
英语新闻
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
Facts-事实
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
大学四六级阅读
Crash. Shatter. Boom. Crash. Shatter. Boom. Smattering of silly dialogue. Pretty girl screams: Dad! Crash. Shatter. Boom. Silly dialogue. DAD!!! Crash. Shatter. Boom. What? Oh, sorry. We were falling into a trance there. Which is, dear moviegoer, wha
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