八年级英语上册M9u1

1、9Unit 1 The population of China is about 1.37 billion. Do you know how many people are there in the world now?7 billion One day, the world will be like this. How about China?Chinas Population - OverviewIts about 1.37 billion.1.Grasp the key words and key structure: noise, prepare, notes, report, gro

2、w, problem, birth, billion, fifth; Beijing is a huge city with a large population. That makes over 131.4 million births a year. 2. Reading aim: To be able to read and understand large numbers.3. Affection: we should care more about the population problems of our country. Teaching aims/nIz /prIpe /nu

3、ts /rIp:t /ru /hju:d/ /k:z /噪声噪声;杂音杂音 n.noise 准备；预备准备；预备 v.prepare笔记；随笔记；随 笔笔 n.(pl.)report报告；汇报报告；汇报 n. (grew /ru:)增长；增大增长；增大 v.notesgrowWords and expressionshuge造成；引起造成；引起 v.巨大的；庞大的巨大的；庞大的 adj. cause/prblm /Ikri:s /b:/bIljn /fIf/hang on/flt /麻烦；问题麻烦；问题 n. problem增大；增长增大；增长 n.增大；增长增大；增长 vincrease b

4、irth出生出生 n. 十亿十亿 num. 第五；五分之一第五；五分之一 num. billion 稍等稍等套房；公寓套房；公寓 n. flatfifth1. Work in pairs. Look at the picture and talk about it. Use the words in the box to help you. noise people space traffic13,000,00015,000,00018,000,00020,000,0002. Listen and choose the correct answer.1. Whats the populatio

5、n of Beijing?a)About 11 million. c) About 20 million.b)About 13 million.2. Whats the population of Chongqing?a) About 28 million. c) About 36 million. b) About 33 million.3. ListeningListen for the first time carefully and find out the answers.1. What is the big problem in many countries now?2. How

6、many babies are born every minute?Babies born every minute in the world:Babies born every year in the world: Population of China:Population of the world:4. Listen again Now complete the notes.over 250over 131.4 millionabout 1.37 billionabout 7 billion5 Choose the correct answer.1 Birth happens at th

7、e start / at the end of life.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.7 A report is a long piece of writing / a few words.8 A billion is a hundred / a thousand million.5 Making notes means writing a

8、long passage / a few words.6 A problem is something easy / difficult. . 1.population n. 人口人口 1) population 是一个集体名词，作主语时，若指一是一个集体名词，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；个地区或国家的整体人口，谓语动词通常用单数； The population of the city is about 20,000. 这个城市大约有两万人口。这个城市大约有两万人口。Language points2) 表示一个地区或一个国家有多少人口时，可用表示一个地区或一个国

9、家有多少人口时，可用 the population of . is . 或或 . has a population of .。例如：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。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。这座城市有五万人口。3) 在询问人口时，通常用在询问人口时，通常用What is the population of ?来提问，来提问，例如：例如： Whats the population of Canada?

10、 加拿大的人口是多少加拿大的人口是多少？4)形容形容“人口数量的多少人口数量的多少”可用可用large 或或 small 修饰。修饰。The population of Beijing is large. 北京人口众多。北京人口众多。2. with介词，表示伴随，意为介词，表示伴随，意为“有，带有有，带有”Beijing is a huge city with a big population.北京是个大城市，有很多的人。北京是个大城市，有很多的人。Shes a nice girl with big eyes.do sth with 用用（具体的工具）来做（具体的工具）来做.You can t

11、ake a photo with your phone.你可以用手机来拍照。你可以用手机来拍照。with还表示和还表示和一起一起I often play with my sister. 我经常和姐姐一起玩。我经常和姐姐一起玩。(3) too muchtoo much 太多太多(+不可数名词不可数名词) We have too much homework to do. too many +可数名词可数名词 Too many things makes me busy.much too =quite+形容词形容词/副词副词,是非常是非常/ 十分十分 Its too much hot today!数词

12、是用来表示事物的数目和顺序的数词是用来表示事物的数目和顺序的词。词。数词的分类：数词的分类：1.1.基数词基数词 2.2.序数词序数词 3.3.分数词分数词数词数词 Numeral1-19的基数词 one 1 two 2 three 3 four 4 five 5 six 6 seven 7 eight 8 nine 9 ten 10 eleven 11 twelve 12 thirteen 13 fourteen 14 fifteen 15 sixteen 16 seventeen 17 eighteen 18 nineteen 192、2090等十位数twenty 20thirty 30f

13、orty 40fifty 50sixty 60seventy 70eighty 80ninety 90 twenty-one 21 twenty-two 22 其它的十位数照此类推，如：其它的十位数照此类推，如： forty-two 42 seventy-five 75 ninety-six 963、百、千、万 百百 hundred 100 one hundred 200 two hundred千千 thousand 1 000 one thousand 2 000 two thousand英语里英语里“万万”也用也用thousand表示。表示。如：如：10 ,000 ten thousand

14、 一万一万20,000 twenty thousand 两万两万4 4、十万、百万、十万、百万十万：十万： 100,000 a (one) hundred thousand 200,000 two hundred thousand 百万百万: million 1,000,000 a (one) million 2,000,000 two million80,000,000 eighty million 八千万八千万多位基数词读法three hundred and eighty-ninefour hundred and fifty-seveneight hundred and ninety on

15、e hundred and twosix hundred and thirty-five1026353894578902)三位数以上的数，从个位往前数，每三位数三位数以上的数，从个位往前数，每三位数加一个逗号，从后往前数的第一个逗号代表加一个逗号，从后往前数的第一个逗号代表thousand, 第二个逗号代表第二个逗号代表million, 第三个逗第三个逗号是号是billion，注意，注意这几个词不能用复数形式，这几个词不能用复数形式，后也不能加后也不能加and。 2,648 two thousand, six hundred and forty-eight 16,250,064 sixteen

16、 million, two hundred and fifty thousand, sixty-four hundred, thousand, million, billion等前面有等前面有基数词，基数词，表示确切数目时，用单数，后直接表示确切数目时，用单数，后直接接复数名词接复数名词如：如：three hundred books five thousand students seven million starts表示不确切数目时，这类词后加表示不确切数目时，这类词后加-s且与且与of连用连用如：如： hundreds of people thousands of students mil

17、lions of birds billions of lionsf确切数目与不确切数目的表达确切数目与不确切数目的表达：( ) 1. The bike cost me _ yuan. A five hundred and forty B five hundreds forty C five hundred forty D five hundred forty ( ) 2. _ people in the world are sending and receiving e-mails every day. A. Million of B. Many millions of C. Several

18、million of D. Several millions一、单项选择。一、单项选择。3. _ trees were planted on the mountain last year. A. Thousands of B. Thousand of C. Five thousand of D. Five thousands. 4. -Can you write the number eighty-five thousand, six hundred and twenty-six? -Yes, it is _. A. 856620 B. 85626 C. 58662 D. 58626 5 _ is the population of your country? A. How many B. whats C. Which D. What 6 As time goes on, the worlds population is _. A. more and more B. larger and larger C. smaller and smaller 7.Mina lives in a village _ green mountains and clear rivers around.A. on B. with C. for D. as8. Excuse me, _ Beiji