英语听力：自然百科 圣河之旅 Yangtze 长江—7

 Lots of issues with athnic groups in China, in some part of country athnic group has been educating for more freedioms independents. And their behavior is considered by the chinese authority to be massive threat to national unite in Navis security as well. Chinese states saw what happened in the union rein¹ common callaps that and the union fright mented in the more of the states and they are terrified of the same thing happening here. One of the longest running compain of dependents has been for by the TT of Tiebet where the Yazzer regionerate in 1950 Chinese soldiers much into the Tiebet. And China has treated as the own terri of the essence. Oa, oh, the source of the river, is generally agreed to be the high in mountains of Tiebet to the heaven by China. Many Tiebetens and push many international communities as well would say China has collanased and controlling the Tiebat. The Chiese government has a history blocking famous clues as foreign genelist for mentre Tiebat. Another reason for the start further done.  

1 rein   

n.疆绳，统治，支配；vt.以僵绳控制，统治

参考例句：

• The horse answered to the slightest pull on the rein.只要缰绳轻轻一拉,马就作出反应。
• He never drew rein for a moment till he reached the river.他一刻不停地一直跑到河边。