When I have free time, I usually go mountain climbing alone.
我有空时，常一个人去爬山。
The mountain where I go all the time isn't very high or rugged; therefore, it only takes me about half an hour to reach the top.
我经常去爬的山不是很高，也不崎岖;因此，我只花了大约半小时就到达山顶。
The surround-ing scenery is very charming.
四周的风景非常迷人。
It's no doubt the best place to view the rough sea.
无疑地，那是观赏波涛汹涌的大海的最佳地点。
Moreover, when in high spirits, I'll sing several folk songs.
而且，兴致高昂时，我会唱几首民谣。
Sometimes I'll bring a novel with me and do some leisure reading.
有时候，我会随身带本小说，悠闲自得地读一读。
After climbing the mountain, I'll be exhausted, but soon I'll feel energetic again because of the fresh air at the top of the mountain.
爬完山后，我会精疲力竭，但是因为山顶上空气新鲜，我很快又会觉得精力充沛。
What's more, it makes me forget all my worries.
此外，爬山还让我忘却所有的烦恼。
As mountain climbing is so much fun, it's really worthwhile doing this healthful activity on a regular basis.
因为爬山那么有趣，所以定期参加此有益健康的活动是值得的。
重点讲解
1.go + V-ing 去......
例句：It is fun to go traveling with people with the same interests.
与兴趣相同的人一起旅行是很好玩的。
2. all the time 始终，一直
例句：Fred can't wait for the day he retires; then, he'll play golf all the time.
弗雷德等不及退休的那一天;那时，他就可以天天打高尔夫球了。
3. no doubt 无疑地
例句：Jessica is so diligent (that) there's no doubt she'll be successful.
杰西卡非常勤奋，无疑地她将会成功。
4. the top of the mountain 山顶
例句：After climbing the mountain, I'll be exhausted, but soon I'll feel energetic again because of the fresh air at the top of the mountain.
爬完山后，我会精疲力竭，但是因为山顶上空气新鲜，我很快又会觉得精力充沛。
