单词：bell-lapadula security model
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[00:28.50]You'll hear three pieces of recorded material. [00:33.36]Before listening to each one, [00:36.91]you will have time to read the questions related to it. [00:42.06]While listening,answer each question by choosing A,B,C or D. [00:48.33]After
最新版英语听力教程
说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 even It's even colder than yesterday.
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By Peter Heinlein United Nations 31 August 2006 The U.N. nuclear watchdog agency has concluded that Iran is continuing its uranium enrichment work in defiance of a Security Council demand. Council members are likely to begin talks on possible sancti
2006年VOA标准英语（八月）
Obama: Poland A Model for New Democracies President Barack Obama, in Warsaw Saturday, praised Poland as an example for aspiring democracies in the Middle East and elsewhere. The president also reassured Poles about the U.S. commitment to ensuring the
VOA标准英语2011年(五月)
[00:28.50]You'll hear three pieces of recorded material. [00:33.18]Before listening to each one,you will have time to [00:38.14]read the questions related to it. [00:41.80]While listening, [00:44.67]answer each question by choosing A,B,C or D. [00:50
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By Parke Brewer Washington 22 May 2006 Security issues always play a role at major sporting events and that is no different for next month's World Cup football finals in Germany. Allianz-Arena stadium
2006年VOA标准英语（五月）
The U.S. government threatened Yahoo with daily fines of $250,000 for refusing to hand over user data as part of the National Security Agency's surveillance programs, Yahoo said Thursday. The Foreign Intelligence Surveillance Court of Review released
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By Michael Bowman Washington 24 December 2006 Iraqi man injured in a roadside bomb blast lies in a bed in Baghdad's Kindi hospital, 24 Dec 2006 Roadside bombs and sectarian violence have claimed the lives of at least 11 Iraqi security force members
2006年VOA标准英语（十二月）
By Dan Robinson Washington 21 July 2006 A dispute between the U.S. Congress and the Bush administration over a plan to sell F-16 fighter aircraft to Pakistan spilled into the open Thursday during a congressional hearing on Capitol Hill. Some lawmake
2006年VOA标准英语（七月）
By Michael Bowman Washington 25 March 2007 A former U.S. ambassador to the United Nations says only regime change will cause Iran to halt its nuclear program. VOA's Michael Bowman reports from Washington, Ambassador John Bolton spoke one day after th
2007年VOA标准英语（三月）
By Brian Wagner Miami 22 September 2009 A supporter of Honduras' ousted President Manuel Zelaya runs during clash with riot police in front of Brazil embassy in Tegucigalpa, 22 Sep 2009 Riot police in Honduras on Tuesday broke up marches by supporte
VOA标准英语2009年(九月)
Europe Demands Answers on NSA Bugging Claims The German magazine Der Spiegel and Britains Guardian newspaper claim to have evidence showing that the U.S. National Security Agency bugged the European Union mission in New York and its embassy in Washin
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17. For much of the past year,President Bush campaigned to move Social Security to a saving-accounting model, with retirees trading much all of their guaranteed payments for payments depending on investment returns. 【分析】简单句。句子主干
考研英语长难句讲解
今天我们要学的词是role model。 Role model, 榜样。 For black women across the country, Michelle Obama is a new role model, 对于美国各地的黑人女性来说，米歇尔奥巴马是她们新的楷模。奥巴马当选美国总统后，
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How to Educate Yourself Online Its amazing to see the resources we now have online for self education. The possibilities are virtually endless. I still remember how difficult it was before the Internet came. At that time, my best hope was the library
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The U.S pleaded to deepen cooperation with South Korea and Japan on deterring the North Korean nuclear threat. President Obama also met with China's President on the sidelines of a nuclear security summit in Washington. A police traffic camera caught
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BEIJING, May 12 (Xinhuanet) -- Italian archaeologists(考古学家) are digging the remains of Lisa Gherardini, a 16th-century woman who is widely believed to be the model for the famous portrait Mona Lisa, AFP reported on Wednesday. The team of hist
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An increasingly popular business model lets participating companies give to charity while making a profit. But the approach is blurring the lines between for-profit and not-for-profit organizations and raising questions about the real drivers behind
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In his speech, Sun said the peaceful, stable and prosperous situation in the Asia-Pacific region has been hard won and is a win-win outcome for the peaceful development and equality of all countries and peoples within the region. He said the Chinese
2016CRI中国国际广播电台
Customer Service: Pacific Bell. May I help you? Jefferey: I'd like to have my phone disconnected. Customer Service: May I ask why? Jefferey: Well, I'm graduated and am moving to California for a new job there. Customer Service: Congratulations! Jeffe
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