9. We climbed up the mountain and reached the summit.
我们爬山，并且最终到达了山顶。
还能这样说：
After a period of climbing, we finally reached the top.
We finally climbed to the top of the mountain.
应用解析：
beyond one's reach 力所不及的；不能理解；
make a reach for 伸出手；企图抓住；
reach after 竭力达到；伸手想抓；
reach back 回忆；回顾
10. Mountain climbers need unflinching will.
登山者需要坚韧不拔的毅力。
还能这样说：
Mountain climbers need a lot of pluck.
Mountain climbers need perseverant will.
谚语：
A blind man will not thank you for a looking-glass.
秋波送盲，白费痴情。
11. At the top of the hill, we saw the magnificent scene laid out before us.
在山顶，我们眼前呈现出壮丽的景色。
还能这样说：
We had a good view when we reach the top of the mountain.
When we reached in the summit, a splendid view burst upon our sight.
应用解析：
sleep like a top 睡得很死，熟睡；
from top to bottom 从上到下；全部的；
on top 在上面；
from top to toe 从头到脚
12. Did you enjoy the mountaineering trip?
你很喜欢登山旅行吗？
还能这样说：
Did you have fun in the mountaineering trip?
Did you like the mountaineering trip?
应用解析：
enjoy oneself 过得愉快；
enjoy reading 享受阅读；
enjoy life 享受人生的乐趣；
enjoy over one's wine 饮酒作乐
13. Mountaineering is very popular among young people.
登山很受年轻人的欢迎。
还能这样说：
Many young people are fond of mountaineering.
Mountaineering is welcome among young people.
谚语：
You are only young once.
应准予年轻人及时行乐。