英语听力:探索发现 2012-09-09 长毛象王国 Mammoth—1(在线收听

 21st century, North America, where people have reached even the remotest corners of the continent, and pushed back the boundaries of modern technology. 

 
But it isn’t so long since humans first set foot here about 14,000 years ago. And back then, North America belonged to other creatures of the size to match this vast land, giants whose lives are now lost in the shadows. 
 
Imagine if we could travel back in time to the end of the last ice age, long before the first city was born, to look through the eyes of the very first people, and experience a wild new world. 
 
In this series, we will take you on a journey back into the past to build a picture how things were at the end of the last ice age, 14,000 years ago.
  原文地址:http://www.tingroom.com/lesson/yytltsfx/2012/244823.html