题目内容：

阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。

There must be spirits that direct me to different 1. (victim) in the wild. That’s the only explanation for the impossible chance meeting.

My wife and I set out across a large wasteland of sandy desert and just headed for the mountains and canyons (峡谷) two miles away. After a few minutes, high on the canyon wall we clearly heard someone else talking in the 2. (distant). I climbed a little up and saw a man shouting to us. He seemed very 3. (frighten). We climbed up a few hundred feet to where he was. He was a policeman from California. He and his wife were driving a motorbike for miles across the mountains. The policeman was typical 4. an adventurer. He headed down into the canyon on a path 5. driving was not allowed. His wife 6. (wise) got off it just before he drove it over a small ledge (岩架) and he landed it on a tree. Yes, this motorbike had its wheels several meters off the ground, 7. (hang) in a bush like a tree. Without the bush, he 8. (be) injured. It took us an hour to rescue him. 9. (save) by us, he was very thankful to us.

The couple thought it necessary 10. they should relax before heading back.