2007-07-10 What You Can Do to Prevent Health Problems While Traveling
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I’m Bob Doughty. VOICE TWO: And I’m Barbara Klein. Summer is a busy period for holiday travel. Many…
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! (^_^)
VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I’m Bob Doughty. VOICE TWO: And I’m Barbara Klein. Summer is a busy period for holiday travel. Many…