单词：Steinle-Kahlenberg test
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Todays topic is whether its OK to switch verb tenses in conditional sentences. It all started with a grammar question about was and were. On the Grammar Girl Facebook page, Veronica wanted to know whether she should write If the test was readminister
跟谢孟媛学语法
STEVE INSKEEP, HOST: Some new parents have started giving their newborns what's being called a bacterial baptism. The idea is to try to help their babies develop healthy microbiomes, the collection of friendly bacteria that inhabit everyone's bodies.
2018年NPR美国国家公共电台10月
I have a question. Can a computer write poetry? This is a provocative question. You think about it for a minute, and you suddenly have a bunch of other questions like: What is a computer? What is poetry? What is creativity? But these are questions th
英语语言学习
by Michael W. Flynn First, a disclaimer: Although I am an attorney, the legal information in this podcast is not intended to be a substitute for seeking personalized legal advice from an attorney licensed to practice in your jurisdiction. Todays epis
法律英语 Legal Lad
Broadcast: Mar 13, 2003 Researchers are developing a blood test to look for colon cancer. The blood test is designed to detect 2) abnormalities in genes that control cell growth. These genes are passe
VOA2003（上）-科技先知
By Al Pessin Pentagon 21 June 2006 The U.S. Missile Defense Agency is conducting a test in the Pacific Wednesday, but an official says the event was long-planned and is not related to tension over a possible North Korean missile launch. Meanwhile, t
2006年VOA标准英语（六月）
This is the VOA Special English Agriculture Report. Not all research begins with a plan. Some studies begin by accident. Meredith Schafer says that is what happened with her and Cynthia Sagers. Cynthia Sagers is a biology professor at the University
2010年VOA慢速英语(九)月
By Al Pessin Washington 01 September 2006 The U.S. Defense Department says it conducted a successful test of its land-based ballistic missile defense system on Friday. Officials say a missile launched from California intercepted a target missile fro
2006年VOA标准英语（九月）
By Carol Pearson Washington 01 May 2007 Prostate cancer is one of the most common cancers for men in the developed world. Some 400,000 new cases are likely to be diagnosed this year in the United States and Europe, and close to 90,000 men are expecte
2007年VOA标准英语（五月）
U.S. President Barack Obama has been in office two months now, and the ongoing economic crisis is putting his leadership skills to the test. President Barack Obama makes a statement on AIG, on the South Lawn of the White House in Washington, 18 Mar
VOA标准英语2009年(三月)
U.S. and European researchers say the leading test used to screen for prostate cancer may do more harm than good. The new studies are re-igniting debate over the aggressive treatments associated with prostate cancer. For 20 years doctors have used t
VOA标准英语2009年(三月)
RACHEL MARTIN, HOST: It's gotten way easier for people to get their DNA tested for health reasons. Nowadays people can get their genes scrutinized to determine whether they are carrying genetic diseases they could pass on to their kids or whether the
2018年NPR美国国家公共电台6月
By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method
2006年VOA标准英语（七月）
By Kurt Achin Seoul 14 October 2006 U.N. Security Council (file photo) The United States has told its Asian allies that traces of radiation have been detected that may confirm North Korea's announcement of a nuclear test. Word of the still inconclus
2006年VOA标准英语（十月）
By Al Pessin Washington 19 June 2006 S. Koreans use binoculars to look at the North side from Imjingak near the border village of the Panmunjom, north of Seoul, June 18, 2006 The Defense Department says in the absence of any statement by the North K
2006年VOA标准英语（六月）
By Anjana Pasricha New Delhi 09 July 2006 Indian army soldiers watch the display of an Agni-2 missile during the Army Day parade in New Delhi (File photo) India has tested a sophisticated, long-range nuclear-capable missile that dramatically boosts
2006年VOA标准英语（七月）
U.S. Defense Secretary Robert Gates says Wednesday's Iranian missile tests provide further evidence of the need for a European missile defense system, but he says the tests do not make military confrontation with Iran any more likely. VOA's Al Pessi
VOA标准英语2008年（七月）
Israeli officials are expressing concern over Iran's test firing of nine missiles on Wednesday. VOA's Jim Teeple has details from our Jerusalem bureau. Mark Regev, a spokesman for Prime Minister Ehud Olmert, issued a statement saying Israel has no d
VOA标准英语2008年（七月）
Vagner: Arent you supposed to be studying for the drivers test? Liesl: Im supposed to be, but I keep getting distracted. Reading this manual is deadly. Vagner: I know, but if you dont study, youll never pass the test. Try to focus. Liesl: Ive tried t
地道美语播客
LONDON, May 9 (Xinhua) -- LOCOG president Seb Coe hailed the London Prepares series a success as the final London 2012 test event - the London Disability Athletics Challenge - concluded, signalling the end of 42 events. In less than 12 months, LOCOG
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