英语人教版八年级下册u7SectionA(1a-2d).ppt

1、,Section A (1a-2d),Unit 7 Whats the highest mountain in the world?,9,600,000,Lead in,What do you know about these numbers?,nine million six hundred thousand,one thousand and twenty-five,six thousand six hundred (and ) seventy-one,eight thousand eight hundred (and) forty-four point four three,1,025,6

2、,671,8,844.43,Qomolangma,8,844.43,珠穆朗玛峰,the Sahara,9,600,000,撒哈拉沙漠,the Caspian Sea,1,025,里海,the Nile,6,671,尼罗河,the Yangtze River,6,363,长江,1a,Match the facts you know.,1b,Listen and complete the sentences.,1. Qomolangma is _ than any other mountain in the world. 2. The Sahara is _ desert in the world

3、. 3. The Caspian Sea is _ of all the salt lakes. 4. The Nile is _ river in the world.,1b,Listen and complete the sentences.,1. Qomolangma is _ than any other mountain in the world. 2. The Sahara is _ desert in the world. 3. The Caspian Sea is _ of all the salt lakes. 4. The Nile is _ river in the wo

4、rld.,higher,the biggest,the deepest,the longest,Use the information in 1b to make conversations,1c,A: What is the highest mountain in the world? B: Qomolangma.,What is the longest river in the world?,The Nile.,What is the deepest desert in the world?,The Sahara.,2a,Listen and number the facts 1-4 in

5、 the order you hear them.,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has the biggest population in the world. Its 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 ev

6、en _ years old. _ China is almost as big as the US, but it is the biggest country in Asia.,6,300 5,000 5,464 300,2a,Listen and number the facts 1-4 in the order you hear them.,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has the biggest population

7、 in the world. Its 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, but it is the biggest country in Asia.,6,300 5,000 5,464 300,4,2,1,3,2b,Listen again and fill in t

8、he blanks in 2a with numbers in the box.,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has the biggest population in the world. Its a lot bigger than the population of the US. _ China is over _ years old. It has a much longer history than the US. T

9、he US is not even _ years old. _ China is almost as big as the US, but it is the biggest country in Asia.,4,2,1,3,2b,Listen again and fill in the blanks in 2a with numbers in the box.,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has the biggest po

10、pulation in the world. Its 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, but it is the biggest country in Asia.,4,2,1,3,6,300,5,464,5,000,300,Make conversations us

11、ing the information in 2a.,2c,A: Did you know that China is one of the oldest countries in the world? B: Yes, I did. Its much older than my country.,Please read the conversation in 2d.,Whats the conversation about?,Its about a tour to the Ming Great Wall.,Read again and answer the questions in 2d.,1

12、. How long is the Ming Great Wall? 2. What does the guide say about the wall?,Its about 8,850 kilometers long.,Its quite tall and wide. / Its the longest wall in the world. ,3.Why did the ancient emperors build the wall?,To protect their part of the country.,Language points,表示人口“多”要用large或big；表示人口“少

13、”要用small。 China has the largest population in the world.,Population：意为“人口数量”，“人口”，是一个集合名词 .,population常与定冠词the连用, 作主语用时,谓语动词常用第三人称单数形式。 The worlds population _increasing_. 全世界的人口增长得越来越快。 The population of China is about 1,300,000,000. 中国人口大约有13亿。,faster and faster,is,当主语是表示“人口的百分之几、几分之几”时,谓语动词用复数形式

14、. eg:中国大约有百分之七十的人口是农民。 About seventy percent of the population in China are farmers,询问某国、某地有多少人口时, “How large.?”; 在问具体人口时用“What.?”。 你们家乡有多少人口? 加拿大的人口有多少?,How large is the population of your hometown?,What is the population of Canada?,Practice,这个城市的人口是600万。 The population of this city is six million

15、中国的人口比美国的人口多很多。 The population of China is much larger than that of the USA.,2. Did you know that China is one of the oldest countries in the world? that China is是know的宾语从句。尽管主句的动词是过去时态，但由于宾语从句陈述的是客观事实，所以从句仍用一般现在时。,3. Its much older than my country.,much higher 意为“高得多”。在形容比较级前还可以用much, even, a little, still ,a lot, less等修饰词表示程度。,Practice,他比我跑得更快。 He runs even faster than I. 日本土地面积只比德国大一点儿。 Japan is a little larger than Germany in area.,1. The p_ in our hometown is very large. 2. We t_ by car every summer. 3. We have to make plans to p _ the endangered animals. 4. They ca