1. UNIT 9 The world’s highest mountain is 8,844 meters high 初四英语 段玉华 Section A

2. Qomolangma is the highest mountain in the world. Qomolangma is higher than any other mountain in the world. Qomolangma Qomolangma is 8,844 meters in height. It’s 8,844 meters high.It’s much higher than Mount Tai. The height of Qomolangma is 8,844 meters.

3. The Yangtze River is the longest river in Asia. It’s about 6,300 kilometers long. The Yangtze River is longer than any other river in Asia. The length of the Yangtze River is 6,300 kilometers. The Yangtze River is 6,300 kilometers in length. The Yangtze River The Yangtze River is longer than any river in Japan.

4. The Caspian Sea The Caspian Sea is the world’s deepest salt lake. It’s 1,025 meters deep. The depth of the Caspian Sea is 1,025 meters. The Caspian Sea is 1,025 meters in depth.

5. The Sahara It is about 8,000,000 square kilometers in size. The Sahara is the biggest desert in the world.

6. The Amazon The Amazon is the longest river in the world. It’s about 6,500 kilometers long. The length of the Amazon is about 6,500 kilometers The Amazon is about 6,500 kilometers_________. in length

7. The giant panda is one of the most endangered animals in the world ． There are only about 1,600 left. （ adj. 剩下的. 留下的） Translate: 几乎没有动物留在那座山上了 There are _____________on that mountain. few animals left National treasure Bamboo endangered Not many left

8. Did you know that Qomolangma is the highest mountain in the world? Yes, I did. It’s 8,844 meters high

9. China has a longer history than the United States. China is one of the oldest civilizations in the world. The most populated part of China is the southeast. adj. 人口稠密的 The United States is one of the youngest countries in the world.

10. It is the biggest man-made structure （建筑） in the world. ▲ There are no man-made structures as big as the Great Wall. 没有比长城更壮观的人造建筑了． ▲ There are no …as…as… 可以用来表达最高级含意． 翻译：没有比这本书更有趣的了． There are no books as interesting as this one. The Great Wall

11. 1b Listen and check (√) the facts you hear √ ▲ China ha a longer history than the United States. There are many bamboo forests in China. The most common animal in America is the dog. __ ▲ The most populated part of china is the southeast. __ ▲ China is one of the oldest civilizations in the world. __ ▲ There are no man-made structures as big as the Great Wall. √▲√▲ √

12. snail ▲ It can run about 100 kilometers per hour What’s the speed of the snail? ▲ The speed of cheetah is 100 kilometers per hour. ▲ It moves at_____ kilometers per hour. 2a Listen and number the facts in the order you hear them.

13. ● Population 的用法： １. population 作主语动词用单数．但如前面有分数或百分数修饰时 则动词用复数．如： The population of the world is about 6,000,000,000. Three quarters of the population in our village are farmers. 2.Population 和 number,amount 用法相似．表示 “ 多、少 ” 时用 “large/big,small” 来修饰。例如： The population of India is smaller than that of China. 3. 对人口提问用 what. 如： What’s the population of China? ● a lot less than 比 …… 少得多 可修饰比较级的词有： a lot/much/far/a little/even 修饰原级的词有： very/quite/too/so

14. Listen and number the facts in the order you hear them ____The Nile is 6,670 kilometers long, and the Yellow River is about ______ kilometers long. ____ ▲ The population of Singapore is about ______,which is a lot less than the population of Malaysia, which is about 20,000,000 ____The fastest animal in the world is the cheetah. ▲ It can run about 100 kilometers per hour. The slowest is the snail. ▲ It moves at ______ kilometers per hour. ____Mount Tai is ______ meters high. ▲ It is much lower than Qomolangma. 1 4 3 2 5,500 4,000,000 0.09 1,545

15. 1. 比较级与最高级的用法 : 2. There are no man-made structures as big as the Great Wall. as+ 形容词或副词原级＋ as 表示同等程度，即同级比较 not as (so)+ 形容词或副词原级＋ as 表示 “ 不如 ……” There are no…as…as… 可以用来表达最高级含意 3. 长、宽、高、深的表达方式： 1) 数字＋长度单位＋ long/wide/high/deep 2) 数字＋长度单位＋ in length/width/height/depth 3)the length of… …… 的长度 the width of… …… 的宽 the height of… …… 的高度 the depth of … …… 的深度 4.The cheetah can run 100 kilometers per hour. It moves at…… The speed of th cheetah is 100 kilometers per hour. 5.the use of “population”

16. Homework: Ａ.Listen to the tape and complete the listening exercise in the newspaper. B. 写一篇关于世界之最的小短文。

17. See you next time!