Unit 7What's the highest mountain in the world?Period 1 ( 1a-1c)1.能熟练掌握的大数字的读法并运用大数字描述事物的规格（长、宽、高）。2.能熟练地运用已学过的最高级来描述世界之最。3.谈论地理知识以及世界各地的自然风光Step1 Learning aims 学习目标Step2 Learn by yourself ( 2 minutes)Can you give us some tops of the world?How high is Qomolangma?QomolangmaIt’s 8,844.43 meters high.How deep is the Caspian Sea?It’s 1,025 meters deep.The Caspian SeaHow long is the Nile?It’s 6,671 kilometers long.The NileHow large is the Sahara?It’s 9,600,000 square kilometers in size.The SaharaQomolangmaThe Caspian SeaThe NileThe Sahara珠穆朗玛峰里海尼河撒哈拉大沙漠I can read them!珠穆朗玛峰尼河里海撒哈拉沙漠Let me try!New word square /skwε?/ 平；正形 meter /mi:t?/ 米；公尺 deep /di:p/ 深的；纵深的 desert /'dez?t/ 沙漠平米；正形米；公尺深的；纵深的沙漠Let me try!I can recite them!Let’s enjoy the natural beauty.Yangtze River longestThe Yangtze River is the longest river in China.What’s the longest river in China? Qinghai Lake salt lake biggestQinghai Lake is the biggest salt lake in China.What’s the biggest salt lake in China? the Caspian Sealake biggestThe Caspian Sea is the biggest lake in the world.What’s the biggest la |
