Unit7 SectionA1a-2c课件2022-2023学年人教版八年级英语下册

Unit7 What is the highest mountain in the world? Section A 1a-2c Geographical Facts What’s the highest mountain in the world? Which is the deepest salt lake in the world? Which is the longest river in the world? What’s the biggest desert in the world? Which is the second longest river in the world? Qomolangma about 9,600,000 square kilometers in size(面积) The Sahara 1,025 meters deep The Caspian Sea 6,671 kilometers long The Nile 8,844.86 meters high 1a Match the facts you know 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 biggest the deepest the longest 其他任何一个+单数名词 1c Use the information in 1b to make conversations. I’m going to test you by asking a few questions… It seems that you know the answers to all my questions . Good job That’s right./Very good./You’re so smart… A:What is the highest mountain in the world? B:It's Qomolangma. A:How high is it? B:It's 8,844.43 meters high. Qomolangma 8,844.43 meters high Pair work: The Sahara about 9,600,000 square kilometers The Caspian Sea 1,025 meters deep The Nile 6,671 kilometers long ______ 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. 2a. Listen and number the facts [ 1-4] in the order you hear them. 6,300 5,000 5,464 300 2 4 1 3 6,300 5,464 5,000 300 2b Listen again and fill in the blanks with the numbers in the box.