老师：hello everyone my name is 刘青 from Beijing number four high school fangshan campus nice to see you again。
老师：Welcome to the online class. Today we are going to learn Book 3, Unit 5. What an adventure. This period. We are going to deal with the first passage, climbing to mulanma, worth the risks. And we are mainly focus on reading. Please turn to page fifty. Here are our learning objectives. I hope at the end of this lesson you will be able to, number one, tell the main idea and structure of the text.
老师：Number two, list the specific information about the reasons of climbing. Number three, summarize the passage. Number four, voice your opinion of adventure. Now you can see a map. Please look at the map and answer the questions. 1St, let's observe the map carefully. The title is the Southeast Ridge route onto Lama. You can find the summit is 8844 meters and 8000 meters above sea level is the death zone. Only 30% as much oxygen as available at sea level. The human body can only stand this height for a few days.
老师：In the map we can find a base camp and four camps. Please think over the questions. Why do you think the climbers need so many camps along the route? What else do you know about Chumulma? Why do you think the climbers need so many camps along the route? What is your opinion? Because it is such a long way that it cannot be done within one day.
老师：The journey is exhausting. The climbers need these camps for rest and adapt themselves to the environment. They also need to prepare proper supplies. That is the reason why climbers need so many camps along the route.
老师：What else do you know about Chumulma? How much do you know about this grand mountain? Here are some facts about Chumulma. Number one, Chumulama is the highest mountain in the world with the height of 8844 meters of above the sea level. And it is the main peak of the Himalayas. Number two, it lies on the border of Nepal and the Tibet Autonomous Region of China. Number three, the best time to climb the mountain is in April and may. The temperature on the mountain can get as low as 60 degrees below zero. It is very cold there. The higher the altitude is, the lower the temperature is.
老师：Number five, chumulma attracts many climbers who are experienced mountaineers. There are two main climbing routes, 1 approaching the summit from the southeast in the pole and the other from the north in Tibet. If you want to know it, you can search for more information online. Now I want to ask you a question.
老师：Who were the first people confirmed to have reached the top of the mountain? When did this happen? Please look at the photo. Who are they? They are admin Hillary and tensing noggy. They climbed to mulanma in 1953. They are the first successful climbers in the world. People on th
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