单词：instructional aids
单词：instructional aids 相关文章
Broadcast: August 5, 2003 (THEME) VOICE ONE: I'm Bob Doughty with Phoebe Zimmermann, and this is the VOA Special English program, SCIENCE IN THE NEWS. VOICE TWO: This week -- a report about the proble
VOA2003（下）-发展与科学
By Vronique LaCapra Washington, DC 11 September 2007 In Washington, D.C., about one in fifty people has AIDS, and the annual rate of new AIDS cases is more than ten times the national average In Washington, D.C., about one in 50 people has AIDS, and
2007年VOA标准英语（九月）
By Kent Klein Washington 26 March 2008 AIDS researchers are discussing where to go next, after a potential vaccine failed in two human trials several months ago. As VOA's Kent Klein reports, numerous approaches were considered at the Summit on HIV Va
VOA标准英语2008年（三月）
By Melinda Smith Washington 24 March 2008 Scientists who have worked for decades to find a vaccine for the HIV and AIDS infections will meet next week at the U.S. National Institute of Health in Bethesda, Maryland to chart a future course for researc
VOA标准英语2008年（三月）
By Nick Wadhams Nairobi 13 September 2007 The chairman of an anti-AIDS group has accused the U.N. Security Council and the West in general for ignoring what he calls a litany of horror against women in eastern Congo. For VOA, Nick Wadhams has the sto
2007年VOA标准英语（九月）
Perfume and new marker 香水和麦克笔 词汇扫描 Instructional assistant 指导员助理 Second-graders 二年级生 Perfume 香水 Marker 麦克笔 英文原文 As an instructional assistant for a public school, part of my job involves teachin
英语笑话（MP3+文本）