实用英语综合教程第二册-5

UNIT 5 Text A PRE-READING TASK Exercise 1 Before reading the passage, try to answer the questions. 1. How much do you know about the Internet? 2. What do people usually do on the Internet? 3. What has

SSS 2008-09-25

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo

科学美国人60秒 SSS High Fiber Diet Keeps Intestinal Walls Intact

Your nose may be the first place you think of as a source of mucus. But mucus is a major player in your gut, too. There's antimicrobial peptides and proteins that are present in there. Bacteria live in there and forage on the carbohydrates. And it's

Powerless Aircraft Sets Altitude Record

Two pilots recently set a new altitude world record for gliders. A glider is an aircraft that does not have an engine. They are pulled into the air by powered airplanes and then released. They are designed to ride warm, rising air to gain altitude. T

2007年VOA标准英语-Diet High in Fat, Low in Carbohydrates Shown In

By Melinda Smith Washington, DC 24 January 2007 watch Diet report Trying to lose weight can be challenging and confusing, because there are so many different diet plans competing for attention. Low fat, or low carbohydrates, or high fiber? It's hard

草莓的作用

Dieting isnt always easy, particularly if you have a sweet tooth. But by adding strawberries to your diet, you can enjoy a range of guilt-free dishes, drinks and snacks any time of day. Best of all, strawberries are low in calories, high in fiber, fa

2007年VOA标准英语-Too Much Cell Phone Use May Cause Hearing Loss

By Carol Pearson Washington 25 September 2007 A lot of people wonder about the impact cell phones might have on their health. And now a new study shows that heavy mobile, or cell, phone use may result in hearing loss. VOA's Carol Pearson reports. As

吃坚果有助保持健康

Eat Nuts to Stay Healthy 吃坚果有助保持健康 From VOA Learning English, this is the Health Lifestyle report. People have long known that nuts are part of a healthy diet. However, scientists in the Netherlands recently found that you do not ne

2007年VOA标准英语-Study Shows High Fiber Diet Not More Helpful Fi

By Melinda Smith Washington 18 July 2007 We are going to find out about two studies on breast cancer. One studied whether a diet very high in fiber and low in fat could reduce the risk of recurring breast cancer. Another study focused on women with a

VOA标准英语2012--High-Tech Edge Sharpens Olympic Games

High-Tech Edge Sharpens Olympic Games At the very first Olympic Games, in 1896, an American won a gold medal in the pole vault event after jumping 3.30 meters using a wooden pole. Four years ago in Beijing, an Australian won gold in the same event wi

VOA标准英语2012--DRC Misses Deadline for High Speed Internet

DRC Misses Deadline for High Speed Internet Officially, the Democratic Republic Congo is about four months behind schedule to connect to the West African Cable System (WACS). This is not the first time the DRC has missed out on a high speed Internet

NPR边听边练70:饮食、减肥与运动

以下段落是摘自新闻里的一些重要信息,并不是一个段落的听写。空内信息可在本新闻中全部找到,大家可以根据这些信息复述新闻。 一、泛听建议： 1、完整听一遍，掌握大意。 2、继续听，特

U.S. study ranks walnuts as most healthy nuts

LOS ANGELES, March 27 (Xinhua) -- Walnuts have a combination(综合) of more healthful antioxidants and higher quality antioxidants than any other nut, U.S. researchers have found. Study findings were presented on Sunday at the 241st National Meeting

万万没想到：原来红薯这么有营养！

Here are some facts about sweet potatoes you probably don't know: 这里有一些关于红薯你可能还不知道的事实： Sweet Potatoes Originated in the Americas 红薯起源于美洲 They're in the family of plants that includes morning glori

每秒400T! 中国光纤传输逆天突破再度刷新纪录!

Chinese firm FiberHome has developed a type of optic fiber that can transmit 400 terabytes of data per second, breaking the world record for the amount of data that can be transmitted on optic fibers, the company said. 中国公司烽火通信近日表

certain foods key to lowering cholesterol level

BEIJING, Aug. 24 (Xinhuanet)-- A new study shows that a diet rich in cholesterol-friendly foods, such as soy products and tree nuts, can decrease LDL (bad) cholesterol significantly, according to media reports on Tuesday. The study, published in the

T-mac suffers fourth straight loss in CBA

BEIJING, Dec. 2 (Xinhua) -- Three-time NBA All-star Gilbert Arenas missed a head-to-head clash with seven-time All-star Tracy Mcgrady in the fourth round of the Chinese Basketball Association (CBA) league on Sunday. Arenas was benched for groin strai

事实：动物栖息地的缺失是导致动物灭绝的重要原因-Habitat Loss is the Leading Cause of Extinction

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

China launches super-speed test train

QINGDAO, Shandong, Dec. 26 (Xinhua) -- China's largest rail vehicle maker, CSR Corp. Ltd, over the weekend launched its first test train that features speeds reaching up to 500 km per hour. The six-car train with a fairshaped head is the newest in th

外媒精选九大最健康食物：总有一款适合你

After years of sorting foods out, measuring the amount of vitamins, minerals, nutritional content and health benefits, scientists and nutritionist now know which are the healthiest foods for our diets. 经过多年对各种食物分类，计算食物中