人教版八下-Unit 7 what's the highest mountain in the world -Section A 1a—2d-ppt课件-(含教案+素材)-省级优课-(编号：70430).zip

Unit 7 Whats the highest mountain in the world? 教学目标： 1 语言目标：掌握本单元重点词汇及能用比较级和最高级谈论各之最。 2 技能目标：能听懂和谈论有关地理和自然的话题。 3 情感目标：培养学生热爱大自然，保护环境的意识。 教学重点： 短语: in size, in the world, 2 meters tall/long/wide, the biggest population, one of the biggest, the most popular question, talk about, the ancient emperors, the main reason, as far as I know, no man-made objects, mountain climbing, the southwestern part of China, thick clouds, cover the top, risk ones life, challenge oneself, achieve ones dream，the forest of nature, try to do sth., the spirit of the climbers, many times more than ,live up to, prepare for., be awake, be special to sb., spend some time doing sth., in the remaining forest, endangered animals, in the future 句子: Whats the highest mountain in the world? Qomolangma. How long is Qomolangma? Its 8,844.43 meters high. Its higher than any other mountain. Which is the deepest salt lake in the world? The Caspian Sea is the deepest of all the salt lake. Did you know that China is one of the oldest countries in the world? Yes, I did. Its much older than the US. 教学难点：形容词和副词的比较级和最高级变化规则和用法。 物体之间的对比。 课时划分： Period 1 Section A 1 1a 2d Period 2 Section A 2 3a-3c Period 3 Section A 3 Grammar Focus-4c Period 4 Section B 1 1a-2e Period 5 Section B 2 3a-Self check Section A 1 (1a 2d) Step 1 Presentation square n. 平方 meter n. 米 deep adj. 深的 desert n. 沙漠 population n. 人口 population n. 人口 Asia n. 亚洲 tour v. n. 旅行 tourist n. 旅行者 wall n. 墙 amazing adj. 令人大为惊奇的 ancient adj. 古代的 wide adj. 宽的；宽阔和 Step 2 Warming-up 1. Watch the photos and talk about them “How big/high/long/big is ? and help the students to answer: Its meters/kilometers/cm big/high/long/big. 2. Look these photos and practice the dialogue: e.g. A: How high is Qomolangma? B: Its 8,844 meters high. Step 3 1a Match the facts you know. Practice in pairs using the information in 1a. Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.43 meters high Step 4 Explaination 8,844 meters high. 8,844 米高 meters high (long, wide) 米高（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。 e.g. The wall is 1.7 metres wide. Step 5 Listening 1. 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. 2. 2a Listen and number the facts(1- 4) in the order you hear them. 2b Listen again and fill in the blanks in 2a with the numbers in the box. 6,300 5,000 5,464 300 _ 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 even _ years old. _ China is almost as big as the US, but it is the biggest country in Asia. Step 6 Practice 1c Make conversations in pairs. Examples A: Did you know that China if one of the oldest countries in the world? B: Yes, I did. Its much older than my country. Step 7 2d Read the conversation and answer the questions: 1) Which is the biggest man-made objects in the world？ 2) Which is the most famous part of the Ming Great Wall? Step 8 Language points and summary 1. Fell free to ask me anything on todays Great Wall tour. 在今天的长城游中，大家尽管问我任何问题，不要拘束。 fell free 是英语口语中一个常用表达。若有人让你 feel free to do something, 就 是让你无需拘束，只管按照自己的意愿去做某事。 e.g. 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。 2. As far as I know, there are no man-made objects as big as this. 据我所知，再没有像它这样大的人造物体了。 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”。 e.g. As far as I know, Jacks got twin sisters. 就我所知，杰克有一对孪生姐妹。 Theyre not coming today, so far as I know. 他们今天不来了 就我所知是这样的。 Step 9 Homework w W w .x K b 1.c o M A: To memorize the important phrases and sentences. B: to make some dialogues about asking the size of objects. Unit 7 Whats the highest mountain in the world? Qomolangma The Nile The Caspian sea The Sahara Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.43 meters high Match the facts you know. Qomolangma about 9,600,000 square kilometers in size The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.43 meters high Match the facts you know. A: What is the highest mountain in the world? B: Qomolangma. A: What is in the world? B: . 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. 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. 1b. Listen and complete the sentences. higher the deepest the biggest the longest _ 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 even_ years old. _ China is almost as big as the US, and it is the biggest country in Asia. 2a. Listen and number the facts 1-4 in the order you hear them. 6,300 5,0005,464 300 _ 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 even_ years old. _ China is almost as big as the US, and it is the biggest country in Asia. 2a. Listen and number the facts 1-4 in the order you hear them. 6,300 5,0005,464 300 2 4 1 3 _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 even_ years old. _China is almost as big as the US, and it is the biggest country in Asia. 2b. Listen again and fill in the blanks in 2a with the numbers in the box. 6,3005,0005,464300 1 3 2 4 _TheYellow Yangtze River is about _kilometers long hiand the River is_kilometers long. _ Cna 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 even_ years old. _China is almost as big as the US, and it is the biggest country in Asia. 2b. Listen again and fill in the blanks in 2a with the numbers in the box. 6,3005,0005,464300 6,300 5,464 5,000 300 1 3 2 4 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. 2c. Make conversations using the information in 2a. Guide： Feel free to ask me anything on todays Great Wall tour. Tourist 1：How long is the wall? Guide： Ah, the most popular question! If were only talking about the arts from the Ming Dynasty, its bout 8,850 kilometers long. This makes it the longest wall in the world. 2d. Role-play the conversation. Tourist 2: Wow, thats amazing! Why did the ancient emperors build the wall? Guide: The main reason was to protect their part of the country. As you can see， its quite tall and wide. As far as I know, there are no man-made objects as big as this. Tourist 3: Is Badaling part of the Ming Great Wall? Guide: Yes, its the most famous part. Homework Can you think of more examples to show is the mostin the world? Compete with your classmates.