今天是世界阅读日，分享一篇关于“儿童阅读”的演讲，大声为孩子朗读，可以帮助孩子理解故事，从而体会到书的乐趣。 Rebecca Bellingham: Why we should all be reading aloud to children 为什么我们都该大声给孩子们朗读？ 15 years ago, I was a teaching artist in the New York City pu

Hi, everybody. This week, we made it official -- I'm going to Cuba. When Michelle and I go to Havana next month, it will be the first visit of a U.S. president to Cuba in nearly 90 years. And it build

My editor at Geographic 我地理学的编辑 wanted me to find America's Blue Zone. 想让我找个美国的蓝区。 And for a while we looked on the prairies of Minnesota, 一时间我们观察了明尼苏达草原， where actually there is a very high propo

March 3, 2007 8:40 A.M. CST THE PRESIDENT: You know, Mayor, I told the people yesterday that I come down with a heavy heart, and I will try, to the best of my ability, to comfort those who lost life a

Close encounter two: Brookline, Massachusetts, 1984. 遭遇二: 1984年马萨诸塞的布鲁克林 I went to see the movie "Dune," 我去那里看电影"沙丘" and a girl talked to me. Now, on its face -- 一个女孩跟我搭讪,从表面上看 --