How to touch the top of the world?

1. Getting a climbing permit (许可证)

Qomolangma can be climbed from China or Nepal. But they both need a permit. A permit costs about 70,000 yuan.

2. Studying the extreme conditions

The oxygen (氧气) gets less as you go up. For this reason, the climbers on Oomolangma: often find it hard to breathe. The temperature at the top of the mountain is about 34 degrees below zero.

3. ________

People need to be very strong to climb the highest snowy mountain. They need to do at least one year of training, such as running and swimming. They also need to learn lots of climbing skills.

4. Buying equipment (器材）

People need to prepare necessary things such as gloves, warm coats, climbing shoes

【小题1】What percent is the O₂ at the height of 7000 meters? (Most probably) ________.

A．6%

B．9%

C．10%

【小题2】Which of the following can be put in ________?

A．Keeping training

B．Keeping swimming

C．Keeping running

【小题3】What can we know from the reading material?

A．People can climb Qomolangma for free.

B．The temperature at the top of the mountain is above zero.

C．Climbing shoes are necessary for people to climb Qomolangma.

【小题4】You may read this material ________.

A．on a map

B．in a magazine

C．in a storybook