单词：
单词： 相关文章
By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
VOA常速英语2008年（四月）
the last doughnut Do you know which two people at a nudist colony are the most popular? The first one is the guy who can carry a glass of cola in each hand and a dozen doughnuts. The second one is the girl who can eat the last doughnut. Notes: 1. Do
英语笑话（MP3+文本）
National Doughnut Day is on the first Friday of June every year. Of course, the holiday celebrates something most of us love the donut. Most countries around the world have donuts. They usually come in two forms. Some are ring-shaped and covered with
英语课程学习计划和讲义
By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
VOA常速英语2007年（十一月）
Unit 17 第十七单元 Conversation 1 会话 1 A:Miss Sun,could you please type this report for me? A:孙小姐，请替我打这份报告好吗？ B:Certainly,Mr. Baker. B:当然，贝克先生。 A:Could you please double space it so I can make co
巧嘴秘书情景对话