Unit 7 Section A 1a -1c 课件 2022-2023学年人教版英语八年级下册

Unit 7 What's the highest mountain in the world? period 1a -1c taller tallest最高的 square n. 平方 meter n. 米 New words deep adj. 深的 desert n. 沙漠 Do you know these interesting places? Qomolangma It’s 8844.43 meters high, Qomolangma珠穆朗玛峰 It's the highest（最高的）mountain in the world. It is the longest river in the world. It’s more than 6,600 kilometers long The Nile尼罗河 The Caspian Sea It's the deepest salt lake in the world. It’s 1,025 meters deep. 里海The Caspian Sea It's the biggest desert in the world. It’s 9,600,000 square kilometers in size 撒哈拉沙漠 The Sahara 1a 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 单击此处编辑母版文本样式 第二级 第三级 第四级 第五级 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. higher the biggest the deepest the longest the highest bigger than any other desert deeper than any other salt lake. longer than any other river 1c. Use the information in 1b to make conversations. A: What is the highest mountain in the world? B: Qomolangma. A: What is the biggest desert in the world? A: What is the deepest salt lake in the world? Pair work A: What is the longest river in the world? B: Sahara. B: Caspian sea. B: Nile. The Yangtze River is the third longest river in the world, the first longest Asian rivers. It’s 6211.31 kilometers long. It flows through 11 provinces and runs into the East Sea in Shanghai finally. the Yangtze River The Sahara is the biggest desert in the world. It is located in the northern Africa. Climate conditions are very bad. It is one of the earth’s