每天读一点英文 之那些激励我前行的英语演讲 36 The Origin of the Universe 史蒂芬·威廉·霍金：宇宙的起源 According to the Boshongo people of central Africa，in the beginning there was only darkness，water，and the great god Bu
David Kwong在Ted英语演讲：两个书呆子相遇能造就奇迹(中英双语+) Puzzles and magic. I work in what most people think are two distinct fields, but I believe they are the same. I am both a magician and a New York Times crosswor
Hi everybody. Earlier this summer, Michelle, Malia, Sasha and I headed west -- to the national parks at Carlsbad Caverns and Yosemite. And I've got to say, it was a breath of fresh air. We explore
Obama's Weekly Address WEEKLY ADDRESS: Ensuring 2014 is a Year of Action to Grow the Economy 奥巴马每周电视讲话:总统呼吁确保2014成为推动经济增 Hi, everybody. 大家好！ Yesterday, we learned that in 2013, our businesses created
