But now, notice there are two ways of seeing the cube, right? 现在，你注意到了有两种方法来看那个立方体，对吧？ It's a Necker cube. 这是一个内科尔方块。 Everybody can see the two ways of seeing the cube? OK. 大家都可以看出两种看方块的方法吧？好的 Can
President Bush Discusses Volunteerism THE PRESIDENT: Thank you, all. Please be seated. Welcome to the South Ground of the White House. It is a joy to be here with members of the armies of compassion.
关于体育的英语演讲稿（一） Embracing the World, Embracing sports 姬丽丽 Good afternoon honorable judges and beloved friends. My topic today is "Embracing the World, Embracing sports". Since MaLong and Zhang
高中英语演讲稿3分钟（一） As everyone knows,English is very important today.It has been used everywhere in the world.It has become the most common language on Internet and for international trade. If we can sp
Recently, I flew over a crowd of thousands of people in Brazil playing music by George Frideric Handel. I also drove along the streets of Amsterdam, again playing music by this same composer. Let's ta
