听力原文
Kayaking is a dangerous sport, so only one person is allowed on the course at one time. Kayaking is one of the most disciplined extreme water sports. Agility, strength and knowhow are essential to stay alive. The kayaker must be able to assess each and every single current. Amateurs must do weeks of rigorous training to take part in this extreme sport.

In Vega F, a ramp is being built for the big air ski jump competition. Eight brave contestants have just two chances to impress the judges.

"Awesome!"

They all try their best to impress.

Vega rocks!

This year, the competition has an extremely high standard. Luckily, the summer sun hasn't melted the snow.

Watch this.

They really throw themselves into it. The competition never gets too serious. The main aim for all involved is to have fun. The skiers do breathtaking aerial jumps and summer sorts, each trying to outdo the last. Despite the snow, intense sun keeps the spectators warm. The best jumpers reach impressive speed. They are judged on a combination of height and innovation with their tricks. There are always a few tumbles along the way, leaving some bruised and battered.

Another extreme sport this year is BMX slopes stile. 24 participants compete, doing acrobatic jumps and other tricks to outdo each other.

New Zealander Steve Murphy talks us through the challenging 2 kilometer course.

课后题目: 学习完后，你能告诉我文章中空缺的单词吗？

听力答案
①technical ② features