Unit 7 Section A 1a～2d课件- 2024-2025学年人教版八年级英语下册

Unit7 What’s the highest mountain in the world? SectionA 1a-2d Learning goals 1. Curriculum words: square, meter, deep, desert, population, Asia, tour, tourist, wall, amazing, ancient, protect, wide, man-made 2. Useful expressions: feel free, as far as I know, in size 3. Functions：Talk about geography and nature 4. Grammar: Larger numbers; Comparatives and superlatives with adjectives and adverbs 5. Sentences：①The Yangtze River is about 6,300 kilometers long. ②Qomolangma is higher than any other mountains in the world. ③ China has the biggest population in the world. Warming up Qomolangma What’s the highest mountain in the world? the Nile What’s the longest river in the world.? What’s the deepest salt lake in the world? the Caspian Sea the Sahara What’s the biggest desert in the world? 01 Qomolangma 珠穆朗玛峰 02 the Nile 尼罗河 03 the Caspian Sea 里海 04 the Sahara 撒哈拉沙漠 the highest mountain in the world. the longest river in the world. the deepest salt lake in the world. the biggest dissert in the world. 7 Match the facts you know. 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 自学指导与检测一 1’ four 4 01 twenty-one 21 02 five thousand eight hundred and twenty 5820 04 one hundred and twenty- eight 128 03 The expression of numbers 教师点拨1 3’ Read these numbers How about these? 886,510 7,725,385 84.14 千位及以上 1000以上数目,从右向左每三位用“，” 分开,分别读为thousand（千),million（百万),billion(十亿） 。 billion million thousand 读作：five billion， two hundred and thirty-seven million， one hundred and sixty-six thousand， two hundred and thirty-four 5, 237, 166, 2 34 长、宽、高、深的表达： 1，025 米深 6，671 千米长 8，844.43 米高 1,025 meters deep 6,671 kilometers long 8,844.43 meters high 基数词+单位词+形容词(long/ wide/ high/ deep…) 9，600，000平方千米大 9,600,000 square kilometers in size 基数词+单位词+in +名词(length/ width/ height/ depth/size…) 教师点拨2 2’ 即时演练 4’ Qomolangma height : high ______ meters high 8844.43 eight thousand eight hundred and forty-four point four three 小数点后面的数字按单个读 the Sahara size : square (平方） about ___________ square kilometers in size 9,600,000 nine million six hundred thousand the Caspian Sea depth : deep (深的） ________ meters deep 1025 one thousand and twenty-five 百位数没有数字时，thousand 和 十位数之间，and不省略 the Nile length : long ________ kilometers long 6,671 six thousand six hundred and seventy-one Qomolangma is _____________ than any other mountain in the world. The Sahara is _____________ desert in the world. The Caspian Sea is _______________ of all the salt lakes. The Nile is _________________ river in the world. Listen and complete the sentences. 1b higher the biggest the deepest the longest 听力策略1听前找关键词 自学指导与检测二 2’ What is this place？ It is Qomolangma. How high is it？ It is 8843.43 meters high. Use the information in 1b to make conversations. 1c What is this place？ It is the Nile. How long is it？ It is 6,671 kilometers long. Dialogue What is this place？ It is the Sahara. How big is it in size？ It is about 9,600,000 square kilometers in size Dialogue What is this place？ It is the Caspian sea. How deep is it？ It is 1,025 meters deep. Dialogue How much do you know about China? history population 人口 area 面积 the Yangtze River the Yellow River Listen and number the facts [1-4] in the order you hear them. 2a 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. 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. 4 2 1 3 n. 亚洲 长江 自学指导与检测三 2’ Listen again and fill in the blanks in 2a . 2b 4 The Yangtze River is about _______ kilometers long and the Yellow River is ______ kilometers long. 2 China has the biggest population in the world. It’s a lot bigger than the population of the US. 1 China is over ______ years old. It has a much longer history than the US. The US is not even _____ years old. 3 China is almost as big as the US, and it is the biggest country in Asia. 6,300 5,000 5,464 300 six thousand three hundred five thousand five thousand four hundred and sixty-four three hundred 6,300 5,464 5,000 300 population ：人口（数量） 表示人口多少时，用 big/large 或 small 修饰 India has a large population. population 是集体名词，在句中作主语时，谓语动词用单数形式。 In your opinion, where is the most famous place in China? The Great Wall He who doesn’t reach the Great Wall is not a true man. 不到长城非好汉。 1.From the Ming Dynasty,it is about___________ kilometers long. 2.It is ____________ wall in the world. 3.The main reason of building the wall was _________________ ________ 4.It is quite _______ and __________,there are no other ____________ objects ___________ it. 5.________________ is the most famous part of the Ming Great Wall. 8,850 the longest to protect their part of the country tall wide man-made as big as Badaling part Read the conversation in 2d and find the information. Guide: Feel free to ask me anything on today’s Great Wall tour. Tourist 1:How long is the wall? Guide: Ah, the most popular question!If we’re only talking about the parts from the Ming Dynasty, it’s about 8,850 kilometers long. This makes it the longest wall in the world. Tourist 2:Wow, that’s 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, it’s 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, it’s the most famous part. feel free to do(可以)随便(做某事) 表示如果，引导条件状从句 adj：令人感到惊异的 amazed：（某人）感到惊异的 v.保护 protect sb from doing sth. 保护某人不受到...的伤害 译：正如你所看到的那样 as far as I know： 据我所知 as far as：1.和...一样远 2.据....;就.... 人造的 教师点拨 （达州中考）— ______ is the population of China now, Jack? — Let me think for a moment; it is about ______. A. How many; 1,400 million B. What; 1,400 million C. What; 140 million D. How many; 140 million （安徽中考）— The 5G technology can help doctors treat patients who are hundreds of kilometers away. — It’s really ______. A. secret B. direct C. amazing D. traditional 一、单项选择 B 1 2 C 当堂训练 （潍坊中考）____I know, more and more people in the world are learning Chinese. As well as B. As often as C. As soon as D. As far as The Yangtze River is about ______. A. 6300 kilometer long B. 6300 kilometers long C. 6300-kilometer long D. 6300 kilometers’ long The girl is ______ than any other girl in her class. more beautiful B. the most beautiful C. beautiful D. much beautiful D 3 4 B 5 A Hangzhou will be the third Chinese city to host the _______(Asia) Games after Beijing and Guangzhou. He wears sunglasses _______ (protect) his eyes against the strong sunlight. Feel free _______ (ask) me anything on today’s Great Wall tour. It’s _______ (amaze) for him ______(pass) the English exam this time. A lot of _______(tour) went to China _______ (visit) the Great Wall every year. 二、用所给单词的适当形式填空。 Asian 1 2 3 4 to protect to ask amazing to pass tourists to visit 5 Summary New words Sentences Expressions square meter deep desert population Asia tour tourist wall amazing ancient protect wide man-made feel free as far as I know 长、宽、高、深、面积的表达 amazed ①The Yangtze River is about 6,300 kilometers long. ②Qomolangma is higher than any other mountains in the world. ③ China has the biggest population in the world. in size protect…from… Thank you! Blues 4884.9087 Blues 4310.2124 Blues 5537.9727 Blues 4780.4185 Blues 30616.318 Blues 36192.926 , track 1 2013 Blues 47098.312 $$