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课件网) What’s the highest mountain in the world Unit 7 Section A 2a-2d Review 1.What is the highest mountain in the world How high is it =What's the height of it 2.What is the biggest desert in the world How big is it =What size is it 3.What is the deepest salt lake in the world How deep is it =What's the depth of it 4.What is the longest river in the world How long is it =What's the length of it 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 =in depth =in length =in height wide=in width Now, let’s turn our attention from the world to our motherland. What’s the longest wall in China The Great Wall. What’s the longest river in China The Yangtze River. Watch and answer What size is it What are the main things we can see Which are the most important rivers About 9,600,000 square kilometers in size. The Great wall, the Terricotta Army... Yangtze River and Yellow River. 4. Do you know how long the history of China is How long How old Time to Listen 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 _____ 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 about the same size as the US, and it is the biggest country in Asia. 2a 4 2 1 3 Listen again and fill in the blanks in 2a with the 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. 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 about the same size as the US, and it is the biggest country in Asia. 6,300 5,464 5,000 300 4 2 1 3 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 ___ ____ _____ about China Girl: Sure! Did you know that China is ____ _____ ____ _____ countries in the world It’s _____ 5000 years old. Mike:Yes, I did. It’s ____ _____ _____my country—in fact, the United States is one of ____ _____countries in the world. It’s not _____ 300 years old. Boy: And China has___ _____ _____, too. It’s __ ___bigger than the population of the United States. Mike:But China is about ___ _____ _____as the US, right Girl: Yes, and it’s the biggest country in Asia. We also have some famous rivers. ____ _____ _____is the longest river in Asia. It’s about 6300 _____ _____. Mike:Wow! I didn’t know that. I thought the Yellow River was _____. Boy: No, the Yellow River is 5,464 kilometers long. But _____rivers are very important to China. Listen again and fill in th ... ...