Unit7 SectionA 1a-2d课件2023-2024学年人教版初中英语八年级下册

Unit 7 What’s the highest mountain in the world.? Section A (1a-2d） 1 1.能够听懂谈论“自然地理之最”的对话内容，并掌握物体长宽高及面积的表达等。 2.能够掌握大数字的读法，并运用大数字和比较级、最高级谈论“自然地理之最”。 3.通过反复听, 能以角色扮演的形式，用正确的语音语调运用所学句型进行对话。 Learning goals 4.能够了解我国和世界的一些“自然地理之最”，并通过对比加深对祖国的了解和热爱。 2 Do you like traveling around the world? Do you know them? Which is the biggest continent in the world? Asia/'eɪʒə/ 亚洲 Europe/ˈjʊərəp/ 欧洲 Africa/'æfrɪkə/ 非洲 Oceania /ˌəʊsiˈɑːniə/ 大洋洲 South America 南美洲 North America 北美洲 Asia is the largest continent. Let’s enjoy the beautiful scenery. What's the name of the mountain? Qomolangma Do you know about Qomolangma? It has long been a dream and target of many mountain climbers. It's between Nepal and China. It's the highest mountain in the world. Do you know how high Qomolangma is? It's about 8844.43 meters high. Pre-listening 10 Let’s enjoy the beautiful scenery. What's the name of the river? the Nile Do you know about the Nile? It has two main branches （主要的支流）. It's the longest river in the world. All of the branches flow into the Mediterranean Sea. Do you know how long the Nile is? It's about 6,671 kilometers long. Pre-listening 11 Let’s enjoy the beautiful scenery. What's the name of the lake? the Caspian Sea Do you know about the Caspian Sea? It's surrounded（包围）by five countries. It forms 40 to 44% of the total lake waters of the world. It's the largest land-locked（内陆）body of water on the earth. Do you know how deep the Caspian Sea is? It's about 1,025 meters deep. Pre-listening 12 Let’s enjoy the beautiful scenery. What's the name of the desert? the Sahara Do you know about the Sahara? It covers more than one fifth of the Earth's land. It's on the African continent. It's the biggest hot desert. Do you know how big the Sahara is in its size? It's about 9,600,000 square kilometers in size. Pre-listening 13 Pre-listening How to read the large numbers? 9,600,000 1,025 6,671 8,848.86 百 百万 千 十亿 two billion and sixty-five million, six hundred and nine thousand, nin