单词：tuberculin line test
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Why Some People Are Poor The poverty line is the minimum income that people need for an acceptable standard of living.People with incomes below the poverty line are consisdered poor. As the general standard of living rises,the poverty line does,too.T
英语专业四级考试指南
TERMINAL TEST Part I Listening Comprehension (15 minutes) Directions: This part is to test your listening ability. It consists of 3 sections. Directions: This section is to test your ability to give p
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This is the VOA Special English Health Report. Tuberculosis killed one million three hundred thousand people around the world in two thousand seven. In addition, almost half a million people who were infected with tuberculosis and with H.I.V. also d
VOA慢速英语2009年（三）月
The new Harbin-Dalian high-speed railway has reached 300 kilometers per hour during its latest test run. Despite the potential for extremely low temperatures, officials say the line has proved safe and reliable. Gao Wen is the deputy director of the
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Health Report - WHO Urges Ban on Blood Test for Tuberculosis 健康报道 - 世卫组织督促禁用血液检测方法诊断结核病 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 The World Health Org
2011年VOA慢速英语(八)月