We often see people waiting in lines at supermarkets, theaters and amusement parks. Surprisingly, they even have to (wait) in line at Qomolangma.
During this year's climbing season, crowds of climbers waited in a long line near Qomolangma. The line is above the (high) of all the mountain's campsites- about 8,000 meters above sea level.
However, most people can only spend a few minutes at that place ( with ) extra oxygen supplies (氧气补给). Twenty-one mountaineers (die) in the Himalayan mountains so far this year.
Why do so many people risk their (life) to climb the mountain?
The answer differs from climber to climber. Studies suggest that people who take risks perceive (认为) ( they ) differently than people who avoid risky activities. But for mountain climbers, reaching Qomolangma is lifelong dream.
Technological progress has also encouraged more people (climb) the mountain. People can get high-tech safety equipment (装备) more easily than before. with the internet, climbers know better than ever about how to reach the mountains safely.
