听力原文

As the world surrounding their mountain home has filled up with towns and crop lands, the snub-nosed monkeys' habitat has changed dramatically.
随着猴子居住地方周围的世界充满城镇和农田，西藏扁鼻猴的居住地发生了显著的变化。
Today there are just 10,000 left in existence. To the people who live in the Qinling Mountains, the forest and its wildlife are a resource to be used, the basis of their livelihood.
现在，只剩下一万只猴子了。对于住在秦岭的人来说，森林和野生动物是能被利用的资源，这些资源是人们生活的保障。
These people share the forest with an even more elusive inhabitant.
那些人和更神秘的居民分享森林资源。

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重点讲解

重点讲解：
1. fill up
（使）装满；（使）注满；（使）充满；
eg. I fill up the tank with gasoline about once a week.
大约每个星期我加满一箱汽油。
eg. His office began to fill up with people.
他的办公室里挤满了人。
2. in existence
存在；现存；
eg. It was said that this was the only copy of the book in existence.
据说这是该书仅存的一本了。
eg. I was certain I'd found you here if you were still in existence.
我确信如果你还活着的话，我会在这儿找到你。
3. share with
共享；共有；合用；
eg. Be totally transparent with your team and share with them the ups and downs along the way.
向整个团队保持透明公开，与他们分享公司的起伏涨落。
eg. Then what you share with others is coming from that peaceful space.
然后你与他人共享的东西都是来自那种平和的心境。