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1、,Unit 1The population of China is about 1.37 billion.,9,Module,Population,Lead-inTalk about the pictures and try to describe them.,1.There are too many people in the world.()2.The increasing population is the biggest problem in the world.()3.People shouldnt have too many babies.(),Check()the stateme
2、nts you agree with.,4.People should be free to decide how many babies they want.()5.Countries with large populations should take more responsibilities to protect the environment.()6.A city should not hold more than 1,000,000 people.(),Now work in groups and discuss your answers.,New words,noiseprepa
3、renotesreporthugeincreaseproblembirthbilliongrow,噪声，杂音准备；预备笔记；随笔报告，汇报巨大的；庞大的增大，增长问题，麻烦出生十亿增长，增大,1.Work in pairs.Look at the picture and talk about it.Use the words in the box to help you.,noise people space traffic,2.Listen and choose the correct answer.,1.Whats the population of Beijing?About 11 mi
4、llion.c)About 20 million.About 13 million.2.Whats the population of Chongqing?About 28 million.c)About 36 million.About 33 million.,3.Now complete the notes.,Over 250.,Over 131.4 million.,About 1.37 billion.,About 7 billion.,4.Choose the correct answer.,1.Birth happens at the start/at the end of lif
5、e.2.Huge means large/small.3.An increase in population means more/fewer people.4.Hang on a minute means wait for a short time/a long time.,5.Making notes means writing a long passage/a few words.6.A problem is something easy/difficult.7.A report is a long piece of writing/a few words.8.A billion is
6、a hundred/a thousand million.,Language points,1.a report called 2.so many/much3.one fifth of4.make notes5.hang on6.talk about7.write down8.in the future,一个叫的报告 如此多五分之一记笔记稍等谈论写下，记下在将来,1.population n.人口1)population 是一个集体名词，作主语时，若指一个地区或国家的整体人口，谓语动词通常用单数；若强调整体人口中的成员，谓语动词通常用复数。例如：The population of the ci
7、ty is about 20,000.这个城市大约有两万人口。Three fifths of the population here are old people.这里五分之三的人是老年人。,2)表示一个地区或一个国家有多少人口时，可用 the population of.is.或.has a population of.。例如：The population of our country is 28,100,000.我们国家的人口是二千八百一十万。The city has a population of 50,000.这座城市有五万人口。,形容“人口数量的多或少”可用large 或 small
8、 修饰。例如：The population of Beijing is large.北京人口众多。,3)在询问人口时，要注意 population 和 people 的区别。前者通常用what来提问，后者用how many 来提问。例如：Whats the population of Canada?加拿大的人口是多少？How many people are there in the hall?大厅里有多少人？,2.Beijing is a huge city with a big population.北京是个大城市，有很多的人。with是介词，表示伴随，意为“有，带有”。,Number pr
9、actice,150,000:one hundred and fifty thousand500,000:five hundred thousand2,100,000:two million,one hundred thousand5,600,000:five million,six hundred thousand82,550,000:eighty-two million,five hundred and fifty thousand200,030,040:two hundred million,thirty thousand and forty,Exercises,1.Mina lives
10、 in a village _ green mountains and clear rivers around.A.on B.with C.for D.as2.Excuse me,_ Beijing?About 13,000,000.A.whats the population of B.how many is the population of C.do you know a number of people ofD.how much is the population of,3.The number 22,135 reads _.A.twenty-two thousands one hun
11、dred and thirty-fiveB.twenty-two thousand one hundred and thirty-fiveC.twenty-two thousands one hundred thirty-fiveD.twenty two thousand one hundred thirty-five4.Population is _ big problem for cities.A.a B.an C.the D./,HomeworkWrite a passage about how to reduce the population of our nation.,Between friends all is common.朋友之间不分彼此。,
