2014-05-01 Young People Crowd Science and Technology Fair
Hello to one and all, and welcome back to the program that will help you learn and improve your American English. I’m Jim Tedder in Washington. If you like things…
VOA英语教学网 - VOA LEARNING ENGLISH
一个让你免费在线学习VOA英语的好地方! 无须报名, 不收学费, 全年无休, 保证提高! (^_^)
Hello to one and all, and welcome back to the program that will help you learn and improve your American English. I’m Jim Tedder in Washington. If you like things…