Scientist Cecil Lewis said the human DNA could have been there because people had had contact with the bone.
VOA: special.2011.03.15
"There are all sorts of rovers and stuff up there that are waiting to be discovered when people go up there."
VOA: special.2010.07.28
He said: "There are very few people who can say their actions and conduct changed the face of the nation.
VOA: special.2009.03.08
A "run on the bank" usually happens when people believe there is danger a bank may fail or close.
VOA: special.2009.04.26
And there are some insidious people out there that will do these types of things and you have to capture them."
VOA: special.2011.06.24
Speaking of personal questions, there is an expression people sometimes use when their children ask, "where do babies come from?"
VOA: special.2009.06.28
His unusual childhood and extraordinary actions tell about people who believed there were no limits to what they could do.
VOA: special.2009.11.28
"Obviously there are a lot of people that are unhappy about the potential of altering the future of space flight."
VOA: special.2010.04.28
And in societies where there is less trust between people, the quality of the legal system plays a larger part.
VOA: special.2009.12.19
To many of the people there, Lincoln's victory was a signal that ended the state's ties to the Union.
VOA: special.2009.07.16
In the summer, people go there to ride horses, climb mountains, catch fish and take trips on the rivers and lakes.
VOA: special.2009.02.16
Years later, Anderson described how she felt on that day: "There seemed to be people as far as the eye could see.
VOA: special.2009.01.25
But among those remaining was a man who had been one of the first people to arrive there.
VOA: special.2009.10.31
There were so many people at that time- and at that time a crowd of 20,000 people was a very, very large crowd.
VOA: special.2009.01.19
应用推荐