Unit 7What's the highest mountain in the world?period 1a -1ctallertallest最高的Can you read them?8,448 6,671 23,345 67,3216,600 1,025 9,600,0008,844.43eight thousand four hundred and forty-eight six thouand six hundred and seventy-onetwenty-three thousand three hundred and forty-fivesix thousand six hundredeight thousand eight hundred and forty-four point four threesixty-seven thousand three hundred and twenty-onenine million six hundred thousandone thousand and twenty-fivesquare n. 平meter n. 米New wordsdeep adj. 深的desert n. 沙漠Do you know these interesting places? 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尼河 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 Sahara1a Match the facts you know. 1.英语表示“有多长（宽，高……）”时，一般将数词和数量单位放在表示长、宽、高的形容词前作状语。 …8,844米高…8,844 meters high. |
