Speaking帮忙

The situation was, i have to climb a tall mountain.
那状况是，我必须登一座高山。

It was challenging because that was my first time doing such activity, and the height freaks me out.
由于是第一次做这种活动，所以感到很竞争与刺激。我惧怕高度。

I felt scared at first, however, great sense of achievement when i did it to the top of the mountain.
一开始很害怕，但当我完成登入山顶时，我觉得很有满足感。

when I climb the mountains

It is so high a mountain for me to climb it up

I feel very wonderful but a bit scared.

下面两位哥们已经答得很好 我就不产和了