单词:differencial pcm
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THIS IS AMERICA - Social Scientists Rethink City Living SHIRLEY GRIFFITH: Welcome to THIS IS AMERICA in VOA Special English. I'm Shirley Griffith. STEVE EMBER: And I'm Steve Ember. This week on our program, we tell you why an economist has written a
In a recent episode, you learned that adverbs do not always end in -ly, so perhaps you now think differently about adverbs. Wait a minute, though. Should we have said, Think different, as Apple does in its advertising slogan? Lets explore verbs and a
第13单元 六年级的自然科学课 Six grade science teacher Mr. Sampson asks his class: 六年级的自然科学老师桑普森先生问班上同学: Who can tell me which organ of the human body expands to 10 times its usual size whenstimula
Education Report - A Social Network Aims to Speed Up Progress in Science This is the VOA Special English Education Report. A few years ago, a university researcher was having problems with an experiment that involved medical imaging. His adviser and
Callum: Hello and welcome to 6 Minute English, I'm Callum Robertson and with me todayis Kate, hello Kate. Kate: Hello Callum. Callum: Today we're going 'down under' - Kate, where's that, where's 'down under'? Kate: 'Down under' means Australia. Callu
Volunteers Keep Hands-On Science Alive in US Classrooms When it comes to making science fun, Lisa Purcell is a pro. Mimicking an owl or a foraging squirrel is all in a day's work for the director of the Four Winds Nature Institute. On this particular
[00:00.00]Module 8 IN A MUSEUM [00:07.39]UNIT 1 I'm really excited to be here. [00:12.59]1 Listen and read. Then say. [00:17.92]Thanks for bringing me to the Science Museum [00:20.03]today, Dad. [00:21.66]I'm really excited to be here. [00:24.25]Ther
英语作文 Direction:For this part,you are allowed 30 minutes to write a composition in three paragraphs.You are given the first sentence of the three paragrapgs.Your part of the composition should be no less than 100 words,not including the words giv
THE MAKING OF A NATION - June 13, 2002: World War Two / Science By David Jarmul Explosion of the first atomic bomb, July 16, 1945, in the New Mexico desert. (Picture - Library of Congress) VOICE 1: TH
By Art Chimes San Francisco 16 February 2007 One of the world's largest annual science conferences has opened in San Francisco. VOA's Art Chimes reports that this year's theme links science and a sustainable world. The head of the group sponsoring th
SCIENCE IN THE NEWS -May 7, 2002: Humans and Chimps: What's the Difference? / Thousands of Ancient Remains Found in Peru / Rice Genes Mapped VOICE ONE: This is Doug Johnson. VOICE TWO: And this is Bob
NB: This is not a word for word transcript Rob: Hello, I'm Rob, and Yvonne has joined me for today's 6 Minute English. Hello, Yvonne! Yvonne: Hello, Rob. Rob: Today, we're talking about social mobility in the UK and a plan by the government to try an
By Sonja Pace Jerusalem 10 October 2006 Palestinian Authority President Mahmoud Abbas speaks to media after his meeting with Qatar's Foreign Minister Sheikh Hamad bin Jassim bin Jabr al-Thani in Gaza City, October 10, 2006 Talks between the two main
This is the VOA Special English Education Report. The Intel Science Talent Search is the top science competition for high school students in the United States. The forty finalists were honored in Washington last week. They met with scientists and pol
Science: 2011 Breakthrough of the Year The journal Science has named an AIDS study as its 2011 Breakthrough of the Year. The clinical trial found that antiretroviral drugs can be used to dramatically lower the risk of transmitting HIV. The clinical t
Inclusive Camp Welcomes Special Needs Children Many school children in the United States go to camp during the summer months, but what makes Camp Accomplish unique is that it brings children with disabilities together with those without disabilities.
HEALTH REPORT - Aspirin Found to Help Men and Women Differently By Cynthia Kirk Broadcast: Wednesday, March 16, 2005 I'm Gwen Outen with the VOA Special English Health Report. A lot of older people ta
WASHINGTON, Dec. 22 (Xinhua) -- The journal Science on Thursday chose the HPTN 052 clinical trial, an international HIV prevention trial as the 2011 Breakthrough of the Year. The study found that if HIV-infected heterosexual individuals begin taking
SCIENCE IN THE NEWS - Kitchen Chemistry: The Science of Herbs and Spices FAITH LAPIDUS: This is SCIENCE IN THE NEWS a program in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today, we will tell about herbs and spices, and s
Navigating the Etiquette of Social Media Blogging, social networking and a veritable host of methods of stay in contact with people are all very new. There is no real handbook of online etiquette that we can turn to with questions of how many comment