I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2018-12-04 / 阅读(78) / 评论(0) 分类 听一分钟英文-O

There is a special day to recognize the importance of the ozone layer. In 1995, the United Nations General Assembly decided September 16th is the International Day for the Preservation of the Ozone Layer. This is the date on which countries signed th

发表于:2018-12-29 / 阅读(109) / 评论(0) 分类 英语课程学习计划和讲义

Broadcast: Jan 30 2003 Researchers say there appears to be no link between a substance found in some high-carbohydrate foods and the development of some types of cancer. U.S. and Swedish researchers c

发表于:2019-01-03 / 阅读(65) / 评论(0) 分类 VOA2003(上)-健康之旅

By VOA News 12 January 2008 The husband of Pakistan's assassinated former prime minister and opposition leader Benazir Bhutto says he thinks recent terrorist attacks in Pakistan are part of an attempt to rig upcoming parliamentary elections. In an in

发表于:2019-01-13 / 阅读(53) / 评论(0) 分类 VOA标准英语2008年(一月)

I first heard about the ozone layer about twenty years ago. I was still in school. I thought it was interesting, but I didnt take it seriously. It was a bit like science fiction, I mean, how could there be a giant hole in the atmosphere? Over the yea

发表于:2019-01-21 / 阅读(69) / 评论(0) 分类 纯正英语一分钟

HEALTH REPORT - Study Shows No Link Between Cell Phones and Rare Tumor By Cynthia Kirk Broadcast: Wednesday, September 07, 2005 I'm Barbara Klein with the VOA Special English Health Report. New resear

发表于:2019-01-30 / 阅读(67) / 评论(0) 分类 健康与经济