2. 八年级下册 Unit 7 What’s the highest mountain in the world ？ Period One

3. Do you know where is it ? Do you know its name ? Mount Huang Shan Mount Hua Shan Mount Qomolangma

4. Do you know this river? It's Yangtze River. It's Yellow River.

5. The world’s highest mountain in the world. Do you know how high it is? It is 8,844 meters high. Qomolangma

6. The second longest river in the world -Do you know its name? -It is Amazon. -Do you know how long it is? -It’s about 6,500 kilometers long.

7. Do you know Sahara is the biggest desert in the world? Yes, it is about 9,600,000 square kilometers in size. Sahara

8. The world’s deepest salt lake The Caspian Sea Do you know that how deep the world’s deepest Salt lake? Yes, it is 1,025 meters deep.

9. The longest river in Asia. The Yangtze River Do you know that the Yangtze River is the longest river in Asia? Yes, it is 6,300 kilometers long.

10. 1a Match the facts you know. Qomolangmaabout 9600000 square kilometres in size. The Sahara1025 meters deep The Caspian Sea6671 kilometers long The Nile8844.43meters high

11. size n. 1. 大小 [C][U] What’s the size of the park? 2. 尺码, 号 [C] This shirt is your size.

12. It’s 8,844 meters high. 它有 8,844 米高。 It is … meters high (long, wide,deep…). 它 …… 米高（长, 宽 ……) 。 表达 “ 有多长（宽，高 …… ） ” 时， 将数词和数量单位放在表示长宽 高的形容词前

13. square n. 正方形，平方，广场 What's the shape? It's a square. 600 square metres. 600 平方米 Tiananmen Square

14. 1. 这张桌子两米长，一米宽。 2. 这座山有 1500 米高。 3. 这栋楼 120 米高。 4. 这本字典有五厘米厚。 5. 这个湖有多深？ 1025 米深。 The table is two meters long and one meter wide. The mountain is 1,500 meters high. The building is 120 meters tall. The dictionary is five centimeters thick. How deep is the lake? It’s 1,o25 meters deep. Translation

15. 1b Listen and complete the sentences. 1. Qomolangma is _________ than any other mountain in the world. 2. The Shara is ___________ desert in the world. 3. The Caspian Sea is ___________ of all the salt lakes. 4. The Nile is ______________ river in the world. higher the biggest the deepest the longest

16. The Yangtze River is about ____ kilometres long and the Yellow River is ____ kilometers long. China has the biggest population in the world. It‘s a lot bigger than the population of the US. China is over _____ years old. It has a much longer history than the US. The US is not even _____ years old. China is almost as big as the US, and it is the biggest country in Asia. 6300 2a Listen and number the facts in the order you hear them. 6300 5000 5464 300 5464 5000 300 4 2 1 3

17. 2c Make conversations using the information in2a. Did you know that China is one of the oldest countries in the world? Yes, I did. It's much older than my country.

19. 1. Feel free to ask me anything on today’s Great Wall tour. 在今天的长城游中，大家尽管随意问我任何问题。 feel free to do sth 随意做某事 Can I use your bathroom? Yes, feel free. 2.ancient adj. 古代的 古老的 My grandmother often tells me old ancient stories.

20. 3. protect v. 保护 Sunglasses are used for protecting our eyes in the sun. protect sb. from sth. 4. As far as I know, there are no man-made objects as big as this. 据我所知，再没有像它这样在的人造物体了。 as far as I know 据我所知 As far as I know, Tom has a twin sister.

21. Do you often climb the mountain? Is there any great mountain in your hometown?

22. 1. Where are the Himalayas? 2. How high is Qomolangma? 3. Why do so many people try to climb this mountain even though it is dangerous? 4. What does the spirit of the climbers tell us? Read and Answer

24. 5 achievement n. 成就 成绩 achieve v. This is a wonderful achievement in Chinese history. 6 southwestern adj. 西南的 southwest n. Our hometown is in the southwestern part of this city. 7 thick adj. 厚的 浓的 There is thick fog in the morning in this mountain area.

25. 8 Even more serious difficulties include freezing weather conditions and heavy storms. 更加严峻的困难包括极冷的天气状况和巨大的风暴。 1 ） difficulty 困难 If you have any difficulties, you can call me for help. We found the house without difficulty. 2 ） include v. 包括 Our subjects include Chinese, English math and so on.

26. 9 freezing adj. 冰冻的 It is freezing outside, and put on your winter coat. 10 condition n. 条件 状况 The piano was in good condition. 11 take in Large fish takes in small fish in the sea.

28. 12 succeed v. 成功 success n. successful adj. successfully adv. I hope she will succeed soon by working hard. 13 challenge v. 挑战 It is a big challenge for the girl to do housework by herself. The boy challenged his friend to a fight after school. 14 in the face of 面对 They showed theircourage in the face of difficulty.

29. 15 The spirit of these climbers shows us that we should never give up trying to achieve our dreams. 这些登山者的精神向我们表明：我们决不应该放弃实现自己的梦想 的尝试。 1 ） give up doing sth 放弃做某事 He gave up smoking after he got out of the hospital. 2 ） achieve our dream 实现... =make our dream come true He achieved great success in a short time.

30. 16 force n. 力量 The army was the most important force in the country. 17 nature n. 大自然 The beauty of nature makes people forget trouble.

31. Review the new words for today. Read the article in 3a. Homework

33. 祝同学们学习进步！