英语人教版八年级下册Unit 7 Section A ( 1a -----2.pptx

1、Unit 7 Whats the highest mountain in the world？ Section A,Do you know these interest places?,Qomolangma,Qomolangma runs along the border between China and Nepal. It is covered with snow all the year round. Its 8844.43 high, the highest in the world.,The Sahara is the biggest desert in the world. It

2、is located in the northern Africa, climate conditions are very bad, is one of the earths most not suitable for biological survival.撒哈拉沙漠约形成于250万年前，是世界仅次于南极洲的第2大荒漠，也是世界最大的沙质荒漠。它位于非洲北部，该地区气候条件非常恶劣，是地球上最不适合生物生存的地方之一。其总面积约容得下整个美国本土,The Sahara,The Caspian Sea,The Caspian Sea里海 is the biggest salt lake in

3、 the world. It lies in the border between Asia and Europe.是世界上最大的湖泊且为咸水湖，位于欧洲和亚洲的交界处,The Nile is the longest river in the world. Its more than 6600 kilometers long. It runs through 9 countries, its one of the largest river flows through the international states in the world and runs into the Mediter

4、ranean Sea(地中海) in the end.,The Nile,读下面的数字：hundred 234，546，789，202，,读下面的数字：thousand 1,234 4,546 3,789 26,202 17,052 489,603,读下面的数字：million 6,551,234 5,234,546 9,643,789 26,000,002,326 , 414 , 718 million thousand （百万） （ 千 ）,大数的表达,小数的表达 : 0 . 3 zero point three 24.59 twenty-four point five nine,tall

5、 / high long 主语 + be + 数词 + 量词 + wide deep thick in size Eg: YaoMing is 2 meters tall . The hole is 10 kilometers deep . The book is 5 centimeters thick The room is 40 square meters in size,翻译句子 1.这张桌子两米长，一米宽。 2.这座山有1500米高。 3.这栋楼120米高。 4.这本字典有五厘米厚。 5.这个湖有多深？ 1025米深。,The table is two meters long and

6、one meter wide.,The mountain is 1,500 meters high.,The building is 120 meters tall.,The dictionary is five centimeters thick.,How deep is the lake? Its 1,o25 meters deep.,翻译句子 : 1. 珠穆朗玛峰是8,844.43米高. 2. 撒哈拉沙摸是 9, 600,000平方千米。 3. 里海是1，025米深 。 4. 尼罗河是 6，671千米长 。,Practice in pairs like this: A: How high

7、/big/deep/long is + 主语 B: 主语 + be + 数词 + 量词 +high/deep/.,Practice,What is the highest mountain in the world? What is the biggest desert in the world ? What is the deepest salt lake in the world? What is the longest river in the world?,Talk about these pictures in pairs.,Qomolangma,The Sahara,The Caspian Sea,