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1、（錄音）（錄音）Unit1 The Changing World Topic2 Which country has the largest population?one hundred and fifty yuantwo thousand and eight Olympic Gamesmillions of starssince(自從）自從）650 million years agoabout one billion (1,000,000,000 ) years oldtwo point two six (2.26) meters tall 1,000,000,000 one billion1
2、.34one point three four100 one hundred 1,000 one thousand1,000,000 one million十億十億點點543.7five hundred and forty-three point seven 768seven hundred and sixty-eight 6 004 001six million, four thousand and one7 198 764 502seven billion, one hundred and ninety-eight million, seven hundred and sixty-four
3、 thousand, five hundred and two1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion（錄音）（錄音）1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion543five hundred and forty-three3 980three thousand ,
4、nine hundred and eighty98 721ninety-eight thousand , seven hundred and twenty-one768 540seven hundred and sixty-eight thousand , five hundred and forty1.34one point three four100 one hundred 1,000 one thousand1,000,000 one million1,000,000,000 one billion5 555 555 555five billion, five hundred and f
5、ifty-five million, five hundred and fifty-five thousand, five hundred and fifty-five 2 346 780two million, three hundred and forty-six thousand, seven hundred and eighty405 000 000forty hundred and five millionThere are about 1.3 billion people in China.= China has a population of 1.3 billion.Whats
6、the population of China?A: Whats the population of China?B: Its about 1.3 billion.Pair workTalk about the chart6, 500,000,000What a large population!6.5 billionThe population is increasing by 80 million every year.8080801. Which countries have larger popula-tion, developing countries or develop-ed c
7、ountries? Developing countries.2. What has China already done to control the population? China has carried out the one-child policy.1a Listen read and answerA：What a large population ! The world 6.5 billion. 80 million every year.B：Which country ?A：China with, and India with .B： the U.S.A.?A：296 mil
8、lion.B：It shows developing countries developed countries.A： grow faster B：So it is. The population problem developing countriesA：China carry out control the population.1. 1.3 billion2. _3. _4. _5. _6. _6 575(miles)32 million210 million326 (yuan)8 844.43(meters)CanadaMount Qomolangmadinosaur（錄音）SUM U
9、PHow to read the numbers in EnglishWhats the population of ?increase by carry outExercises1. _ is the population of Indonesia? 223 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 thousand of D. three thousand CD1.
10、完成同步練習冊完成同步練習冊Section B。2.Talk about the topics a. Why does China carry out the one-child policy? b. What are the population problems?Homeworkpopulation(large small)集合名詞集合名詞 某地整體人口是多少某地整體人口是多少 (作單數(shù)作單數(shù))強調(diào)具體成員強調(diào)具體成員, 某地的部分人口某地的部分人口(作復數(shù)）作復數(shù)） (e.g)The population of this city is nearly 300 000. 這個城市的人口將近
11、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。 backincrease by +倍數(shù)或百分數(shù)倍數(shù)或百分數(shù) (e.g.)The cost of living has increased by three times. increase to +具體數(shù)字具體數(shù)字 (e.g.)The price of the house has increased to 500 000. 300300300300350150500backcarry out 實行實行, 進
12、行進行, 執(zhí)行執(zhí)行(e.g.) We will carry out a new plan to improve our English. carry + 代詞代詞 +out(e.g.) Its easy to carry it out.back1. China had a population of 1.3 billion in 2005. 2. Its about 6 575 miles from Beijing to Toronto.3. Mount Qomolangma is 8 844.43 meters high.4. The population of Canada was about 32 million in 2005.5. The dinosaur lived 210 million years ago.6. The coat in the shop costs 326 yuan.backMount Qomolangma dinosaur（錄音）（錄音）
重慶市綦江區(qū)三江中學九年級英語《Unit1 The Changing World》課件1 人教新目標版
