初中英语人教版八年级下册Section A 1a—2c.ppt

1、No. 20,Lake Superior-the biggest freshwater lake 苏必利尔湖-世界最大淡水湖,the Caspian Sea-the biggest salt lake 里海-世界最大咸水湖,Lake Baikal-the deepest lake贝加尔湖-世界最深的湖,the Amazon River-the biggest river 亚马孙河-世界最大河流,the Nile-the longest river 尼罗河-世界最长河流,the Sahara-the biggest desert 撒哈拉沙漠-世界最大沙漠,Qinghai-Tibet Platea

2、u-the highest plateau 青藏高原-海拔最高高原,1. The Sahara is _ desert in the world. A. the biggest B. the longest 2. The Caspian Sea is _salt lake in the world. A. the smallest B. the deepest 3. The Nile is _river in the world. A. the longest B. the deepest,Choose the facts you know.,Whats the highest mountai

3、n in the world?,Section A Period One,Unit 7,Qomolangma is the highest mountain in the world. It is 8,844.43 meters high.,eight thousand eight hundred and forty-four point four three,Which is the biggest desert in the world?,The Sahara is the biggest desert in the world. It is about 9,600,000 square

4、kilometers in size.,nine million six hundred thousand,Which is the longest river in the world?,The Nile is the longest river in the world. It is 6,671 kilometers long.,six thousand six hundred and seventy-one,Which is the deepest salt lake in the world?,The Caspian Sea is the deepest salt lake in th

5、e world. It is 1,025 meters deep.,one thousand and twenty-five,Match the facts you know.,1a,Qomolangma The Sahara The Caspian Sea The Nile,about 9,600,000 square kilometers in size 1,025 meters deep 6,671 kilometers long 8,844.43 meters high,Listen and complete the sentences.,1. Qomolangma is _ than

6、 any other mountain in the world. 2. The Sahara is _ desert in the world. 3. The Caspian Sea is _ of all the salt lakes. 4. The Nile is _ river in the world.,1b,higher,the biggest,the deepest,the longest,Language points,Qomolangma is higher than any other mountain in the world.,any other + 可数名词单数：“在

7、同一范围内 (除了某人或某物以外) 的其他人或物”,张智锟跑得比班里其他任何同学都要快。 Zhang Zhikun runs faster than any other student in our class.,Practice,Zhang Zhikun runs fastest in our class.,Zhang Zhikun runs faster than the other students in our class.,A:What is the highest mountain in the world? B:Its Qomolangma. A:How high is it?

8、B:Its 8,844.43 meters high.,Qomolangma 8,844.43 meters high,Pair work:,The Sahara about 9,600,000 square kilometers,The Caspian Sea 1,025 meters deep,The Nile 6,671 kilometers long,1c,Listen and number the facts 1-4in the order you hear them.,_The Yangtze River is about _ kilometers long and the Yel

9、low River is _ kilometers long. _ China has the biggest population in the world. Its a lot bigger than the population of the US. _ China is over _ years old. It has a much longer history than the US. The US is not even _ years old. _ China is almost as big as the US, and it is the biggest country in

10、 Asia.,2a,1,4,3,2,_The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has the biggest population in the world. Its a lot bigger than the population of the US. _ China is over _ years old. It has a much longer history than the US. The US is not even _ year

11、s old. _ China is almost as big as the US, and it is the biggest country in Asia.,Listen again and fill in the blanks in 2a with the numbers in the box.,2b,5,000,300,6,300,5,464,6,300 5,000 5,464 300,1,4,3,2,1. 一般将数词和单位放在表示长宽高的形容词前作状语: 基数词+单位词+形容词,Language points,2. 也可用“基数词 + 单位词 + in + 长度、 宽度、高度、深度

12、或重量的名词”（length / width / height / depth / weight）表示，若表示大小、尺寸或面积时，可用 in size。,The classroom is 8 meters long .,The classroom is 8 meters in length.,英语中表示计量的方法：,Practice,这座山约有2000千米高。,The mountain is about 2000 kilometres high.,The mountain is about 2000 kilometres in height.,2016.湖北恩施 China is bigger than _ in Asia. other country any other countries any other country the other country,中考链接,Whats the most famous place in Luoyang?,Its Longmen Grottoes.,Love Luoyang ,love our motherlandChina!,Summary,1.复习1000以上基数词的表示方法 2. 英语中表示计量的方法 3. much,