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AZUZ: The U.S. has a national bird, the bald eagle. A national tree, the oak. A national anthem, a National Mall. 阿祖兹：美国的国鸟是秃鹰。国树是橡树。美国还有国歌和美国国家广场。 Lawmakers in Congress are pushing fo
CNN美国有线新闻2016年7月
THE BISON ON THE PLAINS OF AMERICA The first settlers on the plains of America were Native Americans. They arrived more than. 30,000 years ago by crossing a land bridge from Asia to America. The Native Americans lived by gathering roots, nuts and wil
高中英语人教版第二册课本听力
This trail leads to the cave and the freshly dead bison, just out of reach. Hunger makes the bear risk everything. He falls and joins the bison in its tomb. Now he can eat his fill. but after that there's no way out. ln time he'll be just one more ic
探索与发现2012年
THE BISON ON THE PLAINS OF AMERICA The first settlers on the plains of America were Native Americans. They arrived more than. 30,000 years ago by crossing a land bridge from Asia to America. The Native Americans lived by gathering roots, nuts and wil
高中英语听力人教版第二册
Bison Stampede onto US Menus On a chilly autumn day in Fort Wayne, Indiana, customers inside the Three Rivers Caf and co-op are lining up for a tasty meal of bison meat. Growing numbers of Americans are enjoying bison because it is considered more he
VOA标准英语2011年(十月)
The Osage orange seeds were carried far across the plains, before being deposited, pre-packed in their fertilizer growbags, ready to take root. As the ice age waned, the milder climate and the mixed vegetation meant the plains were able to support a
探索与发现2012年