Sometimes I go hiking and climb mountains.

有时我去远足和爬山。

A movie about Mount Qomolangma I saw on a flight inspired me to climb mountains.

我在飞机上看了一部关于珠穆朗玛峰的电影，这个电影激励了我去爬山。

We're going to climb mountains.

我们要去爬山。

Why do some people climb mountains?

为什么有一些人要攀登高山？

Usually we climb mountains on Sunday.

周日我们经常去爬山。