Unit7 What's the highest mountain in the world Section B 2a-2e 课件 2023-2024学年人教版八年级英语下册

Unit7 What's the highest mountain in the world? Section A 1a-2c 1 Learning Objectives 1 express large numbers; 2 apply different forms of comparatives and superlatives with adjectives to talk about geography and nature. By the end of the class, you’ll be able to: 2 Do you like traveling? Let's travel around the world this class! It’s Qomolangma. It’s 8848.86 meters high. Amazing Nature Do you know what’s the highest mountain in the world? The longest river in the world is the Nile（尼罗河）. It’s 6,671 kilometers long. 5 The Caspian Sea(里海) The Caspian Sea is the deepest salt lake in the world. It’s 1,025 meters deep. The Sahara撒哈拉 The Sahara is the biggest desert in the world. Do you know how big it is? It’s about 9,600,000 square kilometers in size. Can you read these large numbers? 9,600,000 1,025 6,671 8,8844.43 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 How to read large numbers? 1, 043, 508, 790. 12 one two 12 and and billion million thousand point What geographical sites are the numbers about? the Sahara the Nile the Caspian Sea Qomolangma Qomolangma the Caspian Sea the Nile the Sahara 8,844.43 1,025 6,671 9,600,000 meters high meters deep kilometers long square kilometers in size 1a Match the facts you know. Qomolangma the Sahara the Caspian Sea the Nile about9,600,000 square kilometers in size 1,025 meters deep 6,671 kilometers long 8,844.43 meters high =in height =in depth =in length 1b Listen and complete the sentences. 1.Qomolangma is ___________ than any other mountains 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 Listen again and fill in the blanks. Teahcer: Yesterday, we learned some important geographical facts. I hope you all still remember them. I’m going to test you now by asking a few questions. First, what’s the ___________ mountain in the world? Boy 2: Qomolangma! It’s higher than _____ _____ ___________ in the world. Teahcer: That’s right. And who can tell me what the Sahara is? Girl 1:The Sahara is ____ _________ ______ in the world. Teahcer: Very good. And which is the deepest _____ ______ in the world? highest any other mountain the biggest desert salt lake Listen again and fill in the blanks. Girl 2: The Caspian Sea is ____ ________ ____ all the salt lakes. Teacher: You’re all so smart! Now, for the last question, which is ____ __________ _______ in the world? Boy 1: I know! _____ ______ is the longest river in the world. Boy 2:And the Amazon is _____ _________ _______ river in the world. Teahcer: ____ _______ _______ you know the answers to all my questions. Good job! the deepest of the longest river The Nile the second longest It seems that 1c Use the information in 1b to make conversations. Qomolangma the Sahara the Caspian Sea the Nile Oh, I am traveling around the world. Hi, Pedro! What are you doing these days? How exciting! What is the highest moutain in the world? It’s Qomolangma. How high is Qomolangma? How much do you know about China? history population river size China is a great country with about 5,000 years of history. Samples: There are many places of interest. Mount Tai and the Great Wall are very famous in China. The Yangtze River is the longest river of China, the second longest is the Yellow River. China has the largest population in the world. Group work——do a survey and give a report The tops of China Items Features Places Wall the longest River City Square City the longest the biggest the richest The Great Wall The Yangtze River Tian'anmen Square Shanghai 报告句型：1:主语+be+the+形容词最高级+(单数名词)+of/in... 2: 主语+be+形容词比较级+than+any other+单数名词+of/in... =主语+be+形容词比较级+than+the other+复数名词+of/in... 2a Listen and number the facts [1-4] in the order you hear them. 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. 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 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. It’s a lot bigger than the population of the US. ___ China is over ________ years. 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 3 300 5,000 6,300 5,464 Listen again and fill in the blanks. Mike: Hi, I’m Mike. I’m from _______________. Boy: Welcome to our class, Mike. We’re happy to meet you. Mike: Can you tell me _______ more about China? Girl: Sure! Did you know that China is one of ____________ countries in the world? It’s over __________ years old. Mike: Yes, I did. It’s _____ ______ than my country. — in fact, the United States is one of _____ _________ countries in the world. It’s not even ______ years old. the United States a bit the oldest 5,000 much older the youngest 300 2b Make conversation using the information in 2a. A: Did you know that China is one of the oldest countries in the world? B: Yes, I did. It’s much older than my country. A: What else? B: ... Group work Make comparisons between China and the US using the information in 2a. And then make a statement. rivers population history size China is much older than the United States. Confident Historic Intelligent Noble Ambitions China is a country with a long history and rich resources. proud ➭➫ Summary 长、宽、高、深、面积的表达方法 基数词 + 单位词 + 形容词（long,wide, high, deep等） 基数词 + 单位词 + in + 名词（length,width, height, depth, size等） The river is 20 meters wide. = The river is 20 meters in width. [拓展延伸] 作定语时用合成词“数词-单位词单数-形容词”。 This 20-meter-long rope isn’t long enough to help climbing the mountain. Homework 1.Collect some top geography facts in the world or in China. 2.Talk about geography and nature with friends. 26 370044.0 $$