英语人教版八年级下册Unit 7 Period One .ppt

1、Unit 7 Whats the highest mountain in the world?,Section A 1 1a2c,desert,the Sahara,mountain,Qomolangma,river,the Nile,Sea,the Caspin,Do you know these places?,Qomolangma,Qomolangma runs along the border between China and Nepal. It is covered with snow all the year round. (Its 8,844.43 meters high, t

2、he highest in the world.),The Nile is the longest river in the world. (Its more than 6,671 kilometers long.) It runs through 9 countries, and runs into the Mediterranean Sea(地中海) in the end.,The Nile,The Caspian Sea,The Caspian Sea is the deepest salt lake in the world. (Its 1,025 meters deep.) It l

3、ies in the border between Asia and Europe.,The Sahara is the biggest desert in the world.(Its about 9,600,000 square kilometers in size.) It is located in the northern Africa, climate conditions are very bad.It is not suitable for biological survival.,The Sahara,The Yangtze River is the third longes

4、t river in the world. Its one of the longest rivers in China. (Its 6,300 kilometers long.) The Yangtze River Basin, east-west width of 3,219 kilometers, about 966 kilometers wide north-south, passing through 11 provinces. It runs into the East Sea in Shanghai finally.,The Yangtze River,What is the h

5、ighest mountain in the world?,Talk about these pictures in pairs.,Which is the longest river in the world?,What is the biggest desert in the world?,Which is the deepest salt lake in the world?,Which is the third longest river in the world?,100 one hundred 1,000 one thousand 10,000 ten thousand(1万) 1

6、00,000 one hundred thousand(十万) 1,000,000 one million(1百万) 10,000,000 ten million(1千万) 100,000,000 one hundred million(1亿) 1,000,000,000 one billion(十亿),300 5,000 6,300 5,464 1,025 8,844.43,three hundred five thousand six thousand , three hundred five thousand, four hundred and sixty- four one thous

7、and and twenty-five eight thousand, eight hundred and forty-forty point four three,1a Match the facts you know.,1b Listen and complete the sentences.,1. Qomolangma is _ than 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

8、 Nile is _ river in the world.,higher,the biggest,the deepest,the longest,Qomolangma is the highest mountain in the world.,1cUse the information in 1b to make conversations,A: What is the highest mountain in the world? B: Qomolangma. A: How high is it? B: Its .high.,China is one of the oldest countr

9、ies in the world. Do you know more about China?,5000年 13亿 960万平方公里,300年 3.1 亿 937万平方公里,2) China has the biggest population in the world.,Its a lot bigger than the population of,1)China is over _years old. It has a much longer history than the US.,3) China is almost as big as the US, it is the bigges

10、t country in Asia.,4) The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long.,2a Listen and number the facts(1- 4) in the order you hear them.,6,300 5,000 5,464 300,_ The Yangtze River is about _ kilometers long and the Yellow River is _ kilometers long. _ China has t

11、he 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, but it is the biggest country in Asia.,4,2,1,3,2b Listen again and fill in th

12、e blanks in 2a with the numbers in the box.,6,300 5,000 5,464 300,_ 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.,6,300,5,464,_ China is over _ years old. It has

13、 a much longer history than the US. The US is not even _ years old. _ China is almost as big as the US, but it is the biggest country in Asia.,5,000,300,2c Make conversations using the information in 2a.,A: Did you know that China is one of the oldest countries in the world? B: Yes, I did. its much

14、older than my country. A: Did you know that Yangtze River is the longest river in China? B: Yes, I did. Its 6,300 meters long. A: Wow! Thats long!.,Practice,最高的山峰 最大的沙漠 最长的河流 最深的咸水 12米高 8米深 5米宽 41公里长 九百六十万平方公里大小 其它任何山峰 人口多,the highest mountain the biggest desert the longest river the deepest salt la

15、ke twelve meters tall eight meters deep five meters wide forty-one kilometers long 9,600,000 square kilometers in size any other mountain a big population,1. good 2. comfortable 3. big 4. heavy 5. deep 6. many 7. high 8. large 9.wide 10.popular,一 写出下列单词的比较级和最高级,better best more comfortable most bigg

16、er biggest heavier heaviest deeper deepest more most higher highest larger largest wider widest more popular most,二 根据所给词的适当形式填空,1.Taklimakan is the biggest _ (沙漠) in China. 2.His sister is one and a half _ (米) tall. 3.China has a _(人口) of about 1.3 billion. 4.The Caspian sea is the _ (深) of all the salt lakes. 5.The Sahara is about 9,600,000_ (平方) kilometers in size. 6.China is the biggest country in _ (亚洲). 7.Qomolangma is the _ mountain in the world. 8.Its one of _ _ _ (最古老的) in the world.,desert,meters,population,deepest,square,Asia,highest,the,oldest,countries,4. She works _ (careful) in