However,much of what we know today about the Grand Canyon was recorded by John Wesley Powell.
VOA: special.2009.10.07
In the seventeen hundreds it became similar to the instrument we know today.
VOA: special.2010.05.12
Today,we tell you everything you ever wanted to know about snow.
VOA: special.2010.01.05
From the beginning of the project till today all of us have learned that today we are talking about another Germany than what we used to know."
VOA: standard.2010.07.27
"As I've been going around the country talking about the book, I've been meeting young women who have approached me, other immigrant girls,who say, 'You know,we're still struggling with those same issues today."
VOA: standard.2010.07.22
应用推荐