4+1听力口语MP3-语音 51

Part One 听辨练习 A. Listen, circle the corresponding number if you hear?????in the word. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. Write down the words you hear on the tape, then fill in the blanks below

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Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

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[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

创新英语-Scientists Create Energy-Making Artificial Leaf

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

VOA标准英语2015--Researchers Create Artificial Skin With Sense of Touch

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

新目标初中英语九年级--Unit 7 Where would you li

Unit 7 Where would you like to visit? [00:04.88]SECTION A [00:07.84]1b Listen.Where would San,Gina,and Lydia like to go on vacation? [00:17.71]Why?Fill in the chart. [01:00.55]2a Listen and number these statements in the order that you hear them. [01

希拉里退选演讲语录

So I want to say to my supporters: When you hear people saying or think to yourself, If only, or, What if, I say, please, don't go there. 我要告诉我的支持者：如果你听到别人说，或者你自己曾经这样想，如果某件事没有发

60秒科学:Artificial Muscle Brings Back Blink

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

Artificial Leaf Turns Sunlight into Electric Power

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

VOA标准英语2011-'The King’s Speech,' 'True Grit' Lead O

The King's Speech, a historical film about the British royal family, leads Oscar nominations for this year. The period drama earned 12 nominations for the prestigious film awards, including for best picture. Other top contenders include the Western-t

VOA标准英语2011--Artificial Blood Vessels Work Well, Have

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

VOA常速英语2008年-Rat Study Links Weight Gain to Artificial Sweet

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

学个词Learn a Word 第1713-artificial

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前，The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

VOA标准英语2011--Artificial Speech Mimics Real Thing

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

TED演讲:我们不要一成不变的教育(9)

When the country cares about something, we'll spend a trillion dollars without blinking an eye. 当一个国家在乎一些事了，我们就算花一万亿美元也不会眨一下眼睛的。 When the safety of America is threatened, we will spend a

TED演讲:为掌握而不是为了分数而教学(5)

And when that happens, all sorts of neat things happen. 当万事俱备的时候，就会出现良性循环。 One, the students can actually master the concepts, but they're also building their growth mindset, 首先，学生能够真正掌握知识，

How to Establish New Habits the No-Sweat Way

The chains of habit are generally too small to be felt until they are too strong to be broken. - Samuel Johnson Editors note: This is a guest post from Mary Jaksch of Goodlife Zen. Have you ever had problems establishing a new habit? Maybe I should a

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Sacrificing sleep and skipping meals to study in quest for academic excellence actually doesn't work, a new Harvard study into 'grit' has revealed. 哈佛大学一项关于决心的研究表明，废寝忘食并不能奏效。 Children who strive for

【饥饿游戏】50

If a mentor mistreats his tributes, hell be held accountable by the viewers, by the people back in District 12. Even Haymitch wouldnt risk that, would he? Say what you will about my fellow traders in the Hob, but I dont think theyd welcome him back t

【饥饿游戏】47

Eleven dead, but none from District 12. I try to work out who is left. Five Career Tributes. Foxface. Thresh and Rue. Rue . . . so she made it through the first day after all. I cant help feeling glad. That makes ten of us. The other three Ill figure