Unit 7 Section A（1a-1c）-2022-2023学年八年级英语下册同步精品课堂（人教版）

人教版 八年级下册 Section A 1a-1c Unit 7 What’s the highest mountain in the world? Do you like geography? How much do you know about the world’s greatest (世界之最)? Lead in What great places can you see in the video? 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? Do you know anything else about them? Qomolangma Qomolangma runs along the border between China and Nepal. It is covered with snow all the year round. It’s 8844.43 meters high, the highest in the world. Which is the highest mountain in the world? Qomolangma [ˈtʃəʊməʊˌlɑːŋmə] - What's the highest mountain in the world? - Qomolangma. - How high is it ? ( What's the height of it ? ) - It's 8,844.43 meters high. It's the highest mountain in the world. It's higher than any other mountain in the world. - It's 8,844.43 meters in height. It's higher than the other mountains in the world. Presentation meter n. 米; 公尺 高度 the Nile The Nile is the longest river in the world. It’s more than 6,671 kilometers long. It runs through 9 countries. It runs into the Mediterranean Sea (地中海) in the end. Which is the longest river in the world? - What's the longest river in the world? - The Nile. - How long is it ? ( What's the length of it? ) - It's 6,671 kilometers long. It's the longest river in the world. It is longer than any other river in the world. - It's 6,671 kilometers in length. It is longer than the other rivers in the world. Presentation kilometer n. 千米 长度 the Caspian Sea The Caspian Sea (里海) is the biggest inland lake in the world. It lies in the border between Asia and Europe. Which is the biggest inland lake in the world? - What's the deepest salt lake in the world? - The Caspian Sea. - How deep is it ? ( What's the depth of it? ) - It's 1,025 meters deep. It's the deepest salt lake in the world. It is deeper th