英语人教版八年级下册unit 7 period1.ppt

1、Unit 7,Section A Period 1 (1a-2d),Do you know these numbers? How to read them?,8844.43 meters,1,025 meters deep,6,600 kilometers long,6,211.31 kilometers long,3,219 kilometers wide,Which is the highest mountain in the world? Which is the longest river in the world? ,Do you know this?,Qomolangma,Qomo

2、langma runs along the border between China and Nepal. It is covered with snow all the year round. Its 8844.43 meters high, the highest in the world. Its 26 kilometers long.,the Sahara,The Sahara is the biggest desert in the world. It is located in the northern Africa. Its climate conditions are very

3、 bad and is one of the earths most unsuitable for biological survival.,the Caspian Sea,The Caspian Sea (里海) is the biggest inlandlake in the world. The max depth is 1,025m (in the southern part). It lies in the border between Asia and Europe.,the Nile,The Nile is the longest river in the world. Its

4、more than 6,600 kilometers long. It runs through 9 countries. Its one of the largest river flowing through the international states in the world and runs into the Mediterranean Sea (地中海) in the end.,the Yangtze River,The Yangtze River is the third longest river in the world, and the first Asian rive

5、r. Its 6211.31 kilometers long. The Yangtze River Basin, east-west width of 3,219 kilometers, about 966 kilometers wide north-south, passing through 11 provinces. It runs into the East Sea in Shanghai finally.,1a,Match the facts you know., 8,844.43 meters high. 8,844米高 meters high (long, wide, ) 米高(

6、长，宽) 英语表示“有多长(宽，高)”时，一般将数词和数量单位放在表示长宽高的形容词前作状语。 The wall is 1.7 meters wide.,Explanation,A: How high is Qomolangma? B: Its 8,844.43 meters high.,Practice,The biggest desert in the world is about 9,600,000 square kilometers in size.,How big is the Sahara? Its about 9,600,000 square kilometers in size

7、.,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 world.,higher,the biggest,the deepest,the longest,Use the information in 1b to make co

8、nversations.,1c,A: What is the highest mountain in the world? B: Qomolangma.,Practice in pairs like this: A: What is the in the ? B: ,Practice,What is the longest river in the world?,The Nile.,What is the biggest desert in the world?,The Sahara.,What is the longest river in Asia?,The Yangtze River.,

9、Make sentences with the following adjectives to describe things. the highest the longest the deepest the biggest,Practice,Samples I live in the highest building in the city. Meili has the longest hair in the class. That swimming pool is the deepest one Ive ever swam in. We have the biggest field of

10、all the high schools in town.,6,300 5,000 5,464 300,Practice reading the following four numbers.,Which is the biggest number? Which is the smallest number?,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 _ kilomete

11、rs long. _ China has the biggest population in the world. Its a lot bigger than the population of the US.,6,300 5,000 5,464 300,4,2,_ 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

12、 in Asia.,1,3,Listen again and fill in the blanks in 2a with numbers in the box.,2b,_ 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.,6,300,5,464,_ China is over _

13、 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.,5,000,300,Make conversations using the information in 2a.,2c,A: Did you know that China is one of the oldest countries in the world? B: Yes

14、, I did. Its much older than my country.,温馨提示： Did you know ? 是一般过去时态，问你过去是否知道。 Do you know ? 是一般现在时态，问你目前是否知道。 或者说，当你真正在提问时，问对方知不知道一件事情，用Do you know .?当你用疑问语气而真正想告诉对方一个事实，用 Did you know .?,A: Did you know that Yangtze River is the longest river in China? B: Yes, I did. Its 6,300 meters long. A: Wow

15、! Thats long!,A: Did you know that China has the biggest population in the world? B: Yes, I did. Its a lot bigger than the population of the US. A: Wow! Thats amazing!,2d,Role-play the conversation.,What is the conversation about? How long is the Ming Great Wall?,Its about a tour to the Ming Great W

16、all.,Its about 8,850 kilomoters long.,中国的长城共有近一万公里，东起河北秦皇岛的山海关，西到嘉峪关，这是明代修筑长城的两个最大关口，北京境内的长城有600余公里，比较著名的有八达岭长城、金山岭长城、司马台长城、慕田峪长城、居庸关长城和箭扣长城等。,The Great Wall,慕田峪长城,Make a dialogue, talking about a place of interest. One acts as the guide and the other the tourist. Use 2d as an example.,Pair work,Rea

17、d the words and expressions loudly.,Qomolangma the Nile the Caspian Sea the Sahara the Yangtze River the Yellow River the Ming Dynasty the Ming Great Wall,珠穆朗玛峰 尼罗河 里海(世界最大的咸水湖) 撒哈拉沙漠 长江 黄河 明朝 明长城,square meter deep desert population Asia feel free tour,n. 平方；正方形 n. 米；公尺 adj. 深的；纵深的 n. 沙漠 n. 人口；人口数量

18、n. 亚洲 (可以)随便(做某事) n. v. 旅行；旅游,tourist wall amazing ancient protect wide as far as I know,n. 旅行者；观光者 n. 墙 adj. 令人大为惊奇的;令人惊喜(或惊叹)的 adj. 古代的；古老的 v. 保护；防护 adj. 宽的；宽阔的 就我所知,Language points,1. China has the biggest population in the world.,population n. 人口；人口数量 The population of this city is six million 这

19、个城市的人口是600万。 The population of China is much larger than that of the USA. 中国的人口比美国的人口多很多。,population作主语的时候，谓语动词通常用单数形式；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。 询问人口数量时要用“Whats the population of .?”提问，而不用how many或how much等提问。 表示人口“多”要用large或big；表示人口“少”要用small。,1). The population of Shanghai is _ than that of

20、 Guiyang. A. smaller B. larger C. less D. large 2). -_ is the population of the town? - Over 20,000. And a third of the population _ workers of the car factory. A. What, are B. How many, are C. What, is D. How many, is,B,A,3). Which city has _ population, Beijing, Guiyang or Xingyi? Xingyi, of cours

21、e. A. the largest B. the smallest C. the most D. the least 4). -_ the population of China? - 1.3 billion. Everyone knows China has the _ population in the world. A. What are, most B. What is, largest C. How many are, most D. How many are, largest,B,B,2. Feel free to ask me anything on todays Great W

22、all tour.,feel free是英语口语中一个常用表达。feel free to do sth.，让你无需拘束，只管按照自己的意愿去做某事。,A: Can I use your bathroom? 我可以用一下你的卫生间吗？ B: Yes, feel free. 可以，请随意。 I am not hungry. Feel free to eat my apple. 我不饿。你想吃我的苹果就吃吧。 Feel free to contact me if you still need any help. 如果还需要帮忙，尽管联系我。,as far as I know是一个固定的表达方式，还可以说so far as I know，意思是“据我所知”。,3. As far as I know