VOA标准英语2009年-Research Shows Appetite Hormone May He

Experts predict a global epidemic of Alzheimer's disease as the world's population ages. Their focus is now on a fat hormone that may indicate who is more likely to get Alzheimer's or other forms of dementia. By 2050, the number of people with Alzhei

Another Danger of Hormone Replacement Therapy

Broadcast: June 11, 2003 By Nancy Steinbach This is the VOA Special English Health Report. New research has found another danger of hormone replacement therapy1. The therapy studied involved the hormo

Hormone Therapy Raises Blood Clot Risk in Menopausal Women　

By David McAlary A new U.S. study highlights more negative health effects women might suffer if they take hormone supplements to combat the symptoms of aging. We know that taking the female hormones e

Immigrant Activists Say No to DNA Tests

When kidnappers attacked a woman on a Guatemala City street and seized her baby daughter, DNA testing came to the rescue. The tests helped reunite the girl with her mother after the baby was left at a religious center with no identification. DNA test

VOA慢速英语--New English Tests Beyond TOEFL, IELTS

New English Tests Beyond TOEFL, IELTS Since 1964, colleges and universities in the United States have used the Test of English as a Foreign Language, or TOEFL, to measure an international applicants level of English. Universities in English-speaking

事实：怀孕测试使用青蛙-Frogs Were Used In Pregnancy Tests

Frogs Were Used In Pregnancy Tests Between 1930-1950, African clawed frogs were in great demand. These frogs were imported all over the world and used in labs for pregnancy tests. Technicians injected a sample of a womans urine into a female frogs hi

【一起闲话英语】对于考试的看法-Tasking Tests

Rese / Botswana speaker I think.. all people learn, because they give you the opportunity to evaluate how much you know and how far you've gone with whatever it is that you're learning, and they give you a chance to also see how close you are with yo

听一分钟英文：Tests-考试

I hate tests. Who was it who decided that tests are a good way to test your knowledge? Probably someone who liked putting students through pain. Tests are so unfair. People who are good at remembering lots of things for a short time are good at tests

2007年VOA标准英语-Consumers Call for Ban on Growth Hormone in Mil

By Melinda Smith Washington 24 April 2007 One of the largest groups of milk producers in the United States has set an August first deadline for its members to stop treating their cows with a growth hormone, or pay more to get their milk to market. Th

Ten US banks fail 'stress tests'

Ten US banks fail 'stress tests' 十个美国银行应力测试失败 Ten of America's largest 19 banks need a combined $74.6bn (50bn) of extra funds to boost（推进，提高） their cash reserves.（现金储备） That is the main finding of the so-called stress tests

SSS 2008-04-17

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

SSS 2009-06-02

Leptin is a hormone made by fat cells that tells you when you're full. If you didn't have leptin---and some people don't---youd eat way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kid

HEALTH REPORT - Hormone Replacement Therapy Study Halted

HEALTH REPORT-July 24, 2002: Hormone Replacement Therapy Study Halted By Nancy Steinbach This is the VOA Special English Health Report. American government researchers have halted a national women’s

HEALTH REPORT - Hormone Replacement Therapy Linked to Blood

HEALTH REPORT - Hormone Replacement Therapy Linked to Blood Clots By Cynthia Kirk Broadcast: Wednesday, October 13, 2004 This is Gwen Outen with the VOA Special English Health Report. American researc

VOA慢速英语2015 Blacks, Latinos Score Lower on Tests than Whites, Asians

Blacks, Latinos Score Lower on Tests than Whites, Asians White and Asian students continue to do better on tests than black and Latino students, says the U.S. Department of Education. This information, which comes from the governments 2015 Nation's R

Are Children Taking Too Many Tests?

Are Children Taking Too Many Tests? Urban school systems in the U.S. give too many tests, says a new study. President Obama agrees. In an open letter to parents, he asks: Ive got a pop quiz for parents and teachers across the country. If our kids had

VOA标准英语2011--Hormone Could Restore Fertility in Lean

Hormone Could Restore Fertility in Lean Women Some women with very low body fat - such as athletes and professional dancers - stop menstruating and have an increased risk of bone fracture. Now, there's increasing evidence that hormone treatments can

VOA标准英语2009-Fat Producing Hormone May Lower Risk of Type

By Melinda Smith Washington 14 November 2009 The World Health Organization (WHO) estimates that at least 180 million people have diabetes. Roughly 90 percent have what's called Type Two diabetes, caused by the body's ineffective use of insulin. Rese

2015年CRI New Draft Approved to Make Driving Lessons, Tests More Convenient for Learners

Currently, learners are required to take courses at driving schools before sitting theory and practical tests. They have to pay for the courses up front, and the schedule for lessons and exams is decided by the schools, most of which are located in r

2018年CRI Safety highlighted in new document regulating self-driving cars' road tests

Authorities in China have issued new regulations for road tests of self-driving cars, which will allow local authorities to sign off on vehicle tests that match local conditions, while ensuring that safety is the top priority. Xin Guobin, China's Vic