Unit 7What's the highest mountain in the world?QomolangmaSection A 1a—2cGuess We are going to talk about geography and nature with numbers ,comparatives (比较级)and superlatives（最高级）.higherbiggestdeepest8844.439,600,000longerTest your geographical facts 1.What’s the highest mountain in the world? 2.What’s the deepest salt lake in the world? 3.What’s the longest river in the world? 4.What’s the biggest desert in the world? QomolangmaThe Caspian SeaThe NileThe Sahara珠穆朗玛峰里海尼河撒哈拉沙漠 8,844.43 1,025 6,671 9,600,000eight thousand eight hundred and forty-four point forty-threeone thousand and twenty-fivesix thousand six hundred and seventy-onenine million six hundred thousand888,888,888eight hundred and eighty-eight million eight hundred and eighty-eight thousand eight hundred and eighty-eight8,844.43 1,025 6,671 9,600,000Which is the biggest/smallest number?1. is the number (of all).2. 1,025 is smaller than any other number.9,600,000biggest1,025smallest2.9,600,000 is bigger than any other number.E.g Qomolangma is 8,844.43 meters high. 数+单位+形容词/介词词组How |
