夜雨聆风练习二
（主题：极限运动 | 难度：基础）
原文来源
网站：VOA Special English
原文标题：Bungee Jumping
语法填空
阅读短文，在空白处填入适当内容（1个单词）或用括号内单词的正确形式。
Bungee jumping is 1. ____ popular extreme sport around the world. When people jump from a tall bridge, a long rubber rope 2. ____ (attach) to their ankles to keep them safe. Some people think it is crazy, 3. ____ others feel excited about this activity.
Steve Ember and Shirley Griffith 4. ____ (introduce) this sport years ago. Many players say the experience of bungee jumping is like 5. ____ (float) in the air. They do not feel scared while 6. ____ (jump). When people take a deep breath and jump, adrenaline (肾上腺素) floods through 7. ____ (they) bodies.
Now bungee jumping 8. ____ (become) welcome in many countries. It 9. ____ (not need) expensive equipment, so more teenagers start to try it on weekends. If you want 10. ____ (experience) this sport, you must choose professional playgrounds.
答案 & 考点解析
a（考点：不定冠词，泛指一项运动，popular以辅音音素开头）
is attached（考点：一般现在时被动语态，绳索“被系在脚踝上”）
but（考点：并列连词，表转折）
introduced（考点：一般过去时，时间标志 years ago）
floating（考点：非谓语动词，介词like后接动名词）
jumping（考点：非谓语动词，状语从句省略结构，完整为 while they are jumping）
their（考点：形容词性物主代词，修饰名词bodies）
has become（考点：现在完成时，强调动作带来的结果）
doesn't need（考点：一般现在时，主语it为三单，否定形式）
to experience（考点：非谓语动词，固定搭配 want to do sth.）
