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1、Unit 1 The Changing WorldTopic 2 The population in developing countries is growing faster. Section B2 A. Look at the pictures and listen to the conversation. Then tick the places Steve has visited.shopping centercinemacentral parkdepartment storeB. Listen again and fill in the blanks. Then practice
2、the conversation with your partner.(Steve and Helen are talking on the phone.)Steve: I have just been living here for a few days. Could you tell me some interesting places around here?Helen: Have you _ been to the new shopping center?Steve: No. Ive _ been there before. But Ive _ been to a department
3、 store.Helen: Then you can go there to do some shopping. By the way, have you _ been to the cinema nearby?Steve: Yes, Ive _ watched a movie there. It is wonderful.Helen: Have you been to the central park?Steve: No, I havent been there _.Helen: Then, you can have a walk there.Steve: Thank you.evernev
4、erjusteveryetalreadyone hundred and fifty yuanthousands of peopletwo point two six (2.26) meters tall two thousand and eight Olympic Games1,000,000,000 one billion1,000,000 one million1,000 one thousand3.14three point one four100 one hundred First, try to separate the number in groups of three from
5、right to left. Then read it in order from billion to million and thousand.How to read numbers?1 , 0 0 0 , 0 0 0 , 0 0 0billionmillionthousand1 0 0 0 0 0 0 0 0 0 2 Listen and read the numbers, paying special attention to the intonation. Then read the other numbers with your partner.1 , 0 0 0 , 0 0 0
6、, 0 0 0billionmillionthousand543.7five hundred and forty-three point seven 1 562one thousand, five hundred and sixty-two6 004 001six million, four thousand and one7 198 764 502seven billion, one hundred and ninety-eight million, seven hundred and sixty-four thousand, five hundred and two973nine hund
7、red and seventy-three3 980three thousand , nine hundred and eighty98 721ninety-eight thousand , seven hundred and twenty-one768 540seven hundred and sixty-eight thousand , five hundred and forty1 , 0 0 0 , 0 0 0 , 0 0 0billionmillionthousand2 346 780two million, three hundred and forty-six thousand,
8、 seven hundred and eighty82 346 580eighty-two million, three hundred and forty-six thousand, five hundred and eighty405 000 000four hundred and five million5 555 555 555five billion, five hundred and fifty-five million, five hundred and fifty-five thousand, five hundred and fifty-five 1 , 0 0 0 , 0
9、0 0 , 0 0 0billonmillionthousand6800808080The population is increasing by 80 million every year.= The world has a population of 6.8 billion.What a large population!1b Listen to 1a and match the information.1. the world 2. China 3. India 4. the USAA. 309 million B. 6.8 billion C. 1.3 billion D. 1.1 b
10、illionMake similar conversations after the example.Example:A.: Whats the population of the world?B: Its about 6.8 billion.1. the world 2. China 3. India 4. the USAA. 309 million B. 6.8 billion C. 1.3 billion D. 1.1 billion1c Read 1a and fill in the blanks. The world has a population of 6.8 billion a
11、nd it is increasing by _ every year. _ has the largest population. It has already reached _ and India is _ with 1.1 billion. The population in developing countries is _ and is growing _ than that in developed countries. Luckily, our country has carried out the _ policy to control the population.80 m
12、illionChina1.3 billionsecondlargerfasterone-childThe supermarket is very crowded.So it is. So +主語主語+ be/情態(tài)動詞情態(tài)動詞/助動詞助動詞Lucy dances very well.She has cleaned the room.So she does.So she has.So it is. 確實如此。確實如此。兩個句子的主語是同一個人！A：What a large population ! The world 6.8 billion. 80 million every year.B：Whi
13、ch country ?A：China reach, and India with .B： the USA?A：309 million.B：It shows developing countries developed countries.A：is growing faster B：So it is. The population problem developing countriesA：China carry out control the population.Choose the best answer.1. _ is the population of Russia? 143 mil
14、lion. A. How much B. How many C. What D. How2. There are _ students in our school. A. three thousands B. three thousands of C. three thousand of D. three thousand 3. Jenny always helps others. _. A. So is she B. So she is C. So does she D. So she does4. The population of China is _ than that of Japa
15、n. A. larger B. more C. fewer D. lessCDDA1. Read numbers in English.2. Talk about population problems.1. Some words: cinema, department, nearby, population, billion, increase, reach, luckily, policy Russia, measure , 2. Some phrases: increase by, developing countries, developed countries, carry out,
16、 the one-child policy3. Some sentences: What a large population! The world has a population of 6.8 billion. So it is. Weve learnt:We can:2. Read the numbers in Part 2 on P12.1. Read 1a aloud.3. Finish Section B in your workbook.4. Preview Section C.e.g. The population of this city is nearly 300 000.
17、 這個城市的人口將近三十萬。這個城市的人口將近三十萬。 e.g. 80% of the population in China are farmers. 中國百分之八十的人口是農(nóng)民。中國百分之八十的人口是農(nóng)民。 e.g. The population of China is very large. 中國人口眾多。中國人口眾多。 The population in this area is becoming smaller and smaller. 這個地區(qū)的人口越來越少。這個地區(qū)的人口越來越少。強調(diào)人口的具體強調(diào)人口的具體分布分布或或構(gòu)成構(gòu)成 (作復(fù)數(shù)作復(fù)數(shù)） populationpopulation集合名詞集合名詞 某地某地整體整體人口的數(shù)量人口的數(shù)量(作單數(shù)作單數(shù)） 通常用通常用large/ big/ small 來修飾。來修飾。 increase by + 數(shù)字?jǐn)?shù)字 / 倍數(shù)倍數(shù) / 百分?jǐn)?shù)百分?jǐn)?shù) 增加了增加了e.g. The price of the house has increased by three times. increase to +數(shù)字?jǐn)?shù)字 增加到增加到e.g. The price of the house has increased to 500 000. 250250250250250250500
仁愛版九年級英語上冊 Unit 1 Topic 2 Section B 課件(共20.ppt)
