① Match the names of extreme sports with their descriptions. 1) Volcano boarding; 2) freshwater cave diving; 3) ice climbing; 4) kitesurfing; 5) whitewater rafting.

1) Volcano boarding; c) riding down the slopes of an active volcano on a board;

2) freshwater cave diving; d) scuba diving in underwater caves;

3) ice climbing; b) clibing up frozen waterfalls with the help of ice axes and other special climbing equipment;

4) kitesurfing; e) using a power kite to ride across a water surface standing on a specially designed board.

5) whitewater rafting. a) Using an inflatable boat to navigate a fast-flowing river;

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