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A: Excuse me, Professor. I think there might be an error in my test score. B: Sure. Do you think that the total is wrong or that you got something marked wrong that should have been marked right? A: I think that the percentage is incorrect. B: Let's

英语专业四级考试指南 test 7

How and Why We Sleep? It's apparent that everyone needs to sleep.However,most people vary think about how and why they sleep.We know that if we sleep well,we felt rested.If we don't sleep enough,we often felt tired and irritable.It seems there are tw

Scientists Create Method to Test Food and Drugs for Purity

Scientists Create Method to Test Food and Drugs for Purity Millions of people in developing countries have to be on guard against contaminated food and medicine. Some products could be harmful -- even deadly. In Nigeria, brake fluid was found in a pr

研究人员开发出更好、更便宜、更快寨卡病毒测试

Researchers Develop Better, Cheaper, Faster Zika Test 研究人员开发出更好、更便宜、更快寨卡病毒测试 From VOA Learning English, this is the Health Lifestyle report. A team of researchers say they have developed a new test for Zika

SSS 2008-01-31

This is Scientific Americans' 60-Second Science. Im Steve Mirsky. Got a minute? The search for alternative fuels to gasoline has led to surprising possibilities, for instance, the waste oil for making French fries. But one of the most unusual alterna

【大学生活】考试成绩出错了-Finding an Error in Your Test Score

A: Excuse me, Professor. I think there might be an error in my test score. B: Sure. Do you think that the total is wrong or that you got something marked wrong that should have been marked right? A: I think that the percentage is incorrect. B: Let's

【听听测测】Model Test 70

Cancer____ who use___ medicine are no more likely than other cancer patients to stop their___ treatments,____ of an Austrian study show. In fact, the____ who did the study report that patients who used alternative medicines often had good___ skills

2006年VOA标准英语-New Field Test Detects Blinding Disease Tr

By David McAlary Washington 11 May 2006 Scientists have developed a cheap, rapid test to determine who has trachoma, the leading infectious cause of blindness in poor countries. The researchers say th

Tres Chicas' Sweetwater Offers Country Fans Alternative Root

By Katherine Cole Tres Chicas is a rarity on the music charts: A vocal group in which all three singers are frontwomen in their own right. And don't get ready to rumba, because despite their Latin nam

VOA慢速英语2010年-Economics Report - Inventors Given Hop

This is the VOA Special English Economics Report. Recently, the United States Supreme Court decided a case on the property rights of inventors. The question was whether a business method is enough of an invention to receive a patent. Patents are a fo

VOA标准英语2012--'Test Tube" Burger Provides Meatless Alternative

'Test Tube Burger Provides Meatless Alternative Paying $330,000 for a hamburger might seem like a lot, but that's what it cost for scientists in the Netherlands to prove it's possible to make a meat-like pattie from a cluster of muscle cells. At the

美国国家公共电台 NPR In Memory Training Smackdown, One Method Dominates

STEVE INSKEEP, HOST: Turns out there are some workouts that can improve your memory. NPR's Jon Hamilton reports on two approaches to brain training. JON HAMILTON, BYLINE: Brain training programs often target something called working memory. KARA BLAC

英语作文的六大结尾方式和例句

英语作文的六大结尾方式和例句

Alternative Education

By Jerilyn Watson Broadcast: July 17, 2003 This is Bill White with the VOA Special English Education Report. Some young people in the United States attend 1)alternative schools. These are schools that

HEALTH REPORT - New Method to Find Alzheimer's Disease

HEALTH REPORT - New Method to Find Alzheimer's Disease By Jerilyn Watson Broadcast: Wednesday, February 04, 2004 This is the VOA Special English Health Report. A computer picture of a brain affected b

2006年VOA标准英语-New TB Test Yields Quicker Results

By Jessica Berman Washington 12 October 2006 Researchers have developed a new tuberculosis test that makes a diagnosis possible in a fraction of the time it can take using other methods. Experts say the test would be especially useful in the develop

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标准名称Code Standard Name Fire Prevention Code防火规范 Uniform Fire Code, 2003 Edition （incorporates provisions from both the Fire Prevention Code and the WFCAs Uniform Fire Code）统一消防规范 2003版 Standard for Portable Fire Extinguishers手提灭火

留美老师带你每日说英文 第924期:使用验孕棒时的心境

A few minutes can feel like forever when you're waiting on the results of a pregnancy test. But in that brief time, you're witnessing the power of the scientific method. That one little stick lets you ask a question, perform a controlled experiment,

迷你对话学地道口语第362期:试用,考验以检验期成效或性能

第一、迷你对话 A: Look! It is not working well. Did you try out the bike when you bought it. 看，这两自行车不好用，你买的时候没试用吗？ B: No, theres no need. We can change it within two days if its not damaged. 是的，没

学个词 Learn a Word-VOA英语教学 2810 alternative

今天我们要学的词是 alternative. Alternative 作为形容词，意思是另外的，可以用于替代的。Stephen Hawking predicts that planet Earth will only survive another 100 years, and it's urgent to consider an alternative planet. 霍金