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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

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

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【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

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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

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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

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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

小品词构成的动词短语-8

8. away 1) 离开 (to a distance, to another place) go ~ 走开 run ~ 跑开walk ~ 走开ride ~ 开走move ~ 移开take ~ 拿走carry ~ 运走clear ~ 收走draw ~ 拉走get ~ 逃走，离开 put ~ 收起

小品词构成的动词短语-7

7. over 1) 向下(downwards from an upright position) knock ~ 撞倒 turn ~ 翻转 fall ~ 脸朝下跌倒trip ~ 拌倒 bend ~ 伏身 look ~ 从…上面看 2) 自始至终，通过, 重复(from beginn

小品词构成的动词短语-4

4. off 1) 离开(indicating departure)blow ~ 吹掉 drive ~ 击退 get ~ 下车，动身lift ~ 离开地面 make ~ 逃走 move ~ 离去 pack ~ 打发走 see ~ 送行 ship ~ 运往 start ~ 动身 send

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台湾籍旅美老师今天交给我们的句子是： Stories based on imagined experiences are qualitatively different from those based on real experiences. 想象的故事在质量上和真实的经验相差甚远。

HEALTH REPORT - New Method to Find Alzheimer's Disease

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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

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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,

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台湾籍旅美老师今天交给我们的句子是： Another way that you can use which we often use to be polite to the other person is rather than indicating that you are in a hurry to go, you turn around, and you say to them, Well, I won't keep

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