DEVELOPMENT REPORT - US Government Approves AIDS Test By Jill Moss Broadcast: Monday, April 12, 2004 This is Robert Cohen with the VOA Special English Development Report. Graphic Image The United Stat

发表于:2019-01-09 / 阅读(50) / 评论(0) 分类 农业与发展

HEALTH REPORT – November 20, 2002: Quick HIV Test By Jerilyn Watson This is the VOA Special English Health Report. The United States Food and Drug Administration has approved a fast new test for H-I

发表于:2019-01-11 / 阅读(38) / 评论(0) 分类 健康与环境

WHO Says TB Blood Test Inaccurate The World Health Organization is urging many low and middle income countries to ban the use of currently-available commercial blood tests to detect active tuberculosis. This is the first time WHO has issued an explic

发表于:2019-01-14 / 阅读(47) / 评论(0) 分类 VOA标准英语2011年(八月)

Urine Test May Improve Prostate Cancer Diagnosis Scientists have developed a new test for prostate cancer that may help patients and their doctors make difficult treatment decisions. But identifying the most aggressive and dangerous prostate cancers

发表于:2019-01-14 / 阅读(53) / 评论(0) 分类 VOA标准英语2011年(八月)

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(92) / 评论(0) 分类 英语六级听力练习集锦

By Jessica Berman Washington 14 October 2007 An international team of scientists say they are on the verge of developing the first blood test for Alzheimer's disease which experts hope will help doctors identify patients with the memory-robbing disea

发表于:2019-02-05 / 阅读(45) / 评论(0) 分类 2007年VOA常速英语(十月)