仁爱版九年级英语上Unit-Topic-Section-B-PPT.ppt

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1、仁爱版九年级英语上Unit Topic Section Bone hundred and fifty yuanthousands of peopletwo point two six(2.26)meters tall two thousand and eight Olympic Games21,000,000,000 one billion1,000,000 one million1,000 one thousand3.14three point one four100 one hundred 3First,try to separate the number in groups of thr

2、ee from 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.41,0 0 0,0 0 0,0 0

3、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 two5973nine hundred and se

4、venty-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 0billionmillionthousand62 346 780two million,three hundred and forty-six thousand,seven hundred and eigh

5、ty82 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 0 0,0 0 0billonmillionthousand76

6、800808080The population is increasing by 90 million every year.=The world has a population of 7.2 billion.What a large population!8大家学习辛苦了，还是要坚持继续保持安静继续保持安静91b Listen to 1a and match the information.10Make similar conversations after the example.Example:A.:Whats the population of the world?B:Its abo

7、ut 7.2 billion.111c Read 1a and fill in the blanks.The world has a population of 7.2 billion and 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

8、countries.Luckily,our country has carried out some policies to _the population.90 millionChina1.37 billionsecondlargerfastercontrol12The supermarket is very crowded.So it is.So+主语主语+be/情态动词情态动词/助动词助动词Lucy dances very well.She has cleaned the room.So she does.So she has.So it is.确实如此。确实如此。13A：What a

9、large population!The world 7.2 billion.90 million every year.B：Which country?A：China reach,and India with.B：the USA?A：321 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.143

10、 Work in groups and discuss the population of the world.The following chart and questions may help you.1.Which of these 5 countries has the largest/smallest population?Whats the population of it?2.What can you tell from the population in developing countries and in developed countries?3.What problem

11、s does the large population cause?4.What measures do you think should be taken to solve the population problem?China has the largest population.The population of China is 1.37 billion.Canada has the smallest population.The population of Canada is 35 million.The population in developing countries is

12、larger than that in developed countries.The large population may cause less living space,more pollution and so on.15Choose the best answer.1._ is the population of Russia?143 million.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

13、 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 Japan.A.larger B.more C.fewer D.lessCDDA161.Read numbers in English.2.Talk about population problems.1.Some words:population,billion,increase,rea

14、ch,luckily,policy,Russia,measure2.Some phrases:increase by,developing countries,developed countries,carry out,the one-child policy3.Some sentences:What a large population!The world has a population of 6.8 billion.So it is.17HomeworkHomework2.Read the numbers in Part 2 on P12.1.Read 1a aloud.3.Finish

15、 Section B in your workbook.4.Preview Section C.1819e.g.The population of this city is nearly 300 000.这个城市的人口将近三十万。这个城市的人口将近三十万。e.g.80%of the population in China are farmers.中国百分之八十的人口是农民。中国百分之八十的人口是农民。e.g.The population of China is very large.中国人口众多。中国人口众多。The population in this area is becoming smaller and smaller.这个地区的人口越来越少。这个地区的人口越来越少。强调人口的具体分布或构成强调人口的具体分布或构成 (作复数）作复数）BACKpopulationpopulation集合名词集合名词 某地整体人口的数量某地整体人口的数量(作单数）作单数）通常用通常用large/big/small 来修饰。来修饰。20