1、9PopulationModuleUnit 3 Language in use Beijing is a huge city. It takes an hour to get there by bus.Thats almost one fifth of the worlds population.That makes over 131.4 million births a year.Language practice 1. Work in pairs. Match the countries with their populations. 1 China a) 4,437,0002 the U

2、SA b) 22,956,0003 Australia c) 314,791,0004 New Zealand d) 1,370,537,000When you see a table or a chart, look carefully at the labels and graphs to make sure that you understand what they are showing. Look at the chart below. What is it comparing? What can you conclude?2. Read your answers to Activi

3、ty 1 to the whole class.China has a population ofNow listen and check.3. Read the chart and answer the questions.1 Which city had the largest population in 2000?2 Which citys population will increase the most from 2000 to 2025?Tokyo had the largest population in 2000.Mumbais population will increase

4、 the most from 2000 to 2025. 3 Which city will have a larger increase in its population, New York or Mexico City?4 Which city / cities do you think will have the biggest population problem? Why?Mexico city.I think Mumbai will have the biggest population problem because its population will increaseth

5、e fastest.4 Complete the passage with a, an or the where necessary. Mina is (1) _eighteen-year-old girl. She has got (2) _brother and (3) _sister. Mina is (4) _ oldest child in (5) _ family. She lives in (6)_very big city. She has (7) _job in (8) _hotel. She hopes that one day she will have (9)_chan

6、ce to go to (10) _college.aanathetheaaaa/5 Complete the sentences with the correct form of the words in the box. few good much small1 We believe the schools in Arnwick are very good, and we are working to make them even_ .2 Their flat is too large for two people. They want to find a _one.3 Anna alwa

7、ys talks about her ideas. I think she needs to listen _.4 There are a lot of parks in this city. I think there are _parks in a lot of other cities.bettersmallermorefewer6 Complete the diagram showing population problems. Use the words in the box to help you.air city country hospital increase public

8、service traffic waterProblems of ArnwickProblems: Population_People arrive in _the cityincreasesPeople move from_the countrysideEnvironmental problemsExample:_ _ _ _Health problemsExample:_Problems for the governmentExamples:_air pollutionwater pollutiontoo much trafficrubbishnot enough hospitalsnee

9、d more schools and busesneed better public servicesneed more police to protect people7 Complete the passage with the words in the box. countryside pollution population space trafficOur world is facing many problems. Two of the biggest are increasing population and pollution. The (1) _of the world is

10、 increasing quickly. Why is this happening? Because more babies are born every year and populationpeople also live longer. Many people are leaving the(2) _ to work in the cities, but there is not enough (3) _forso many people. Another huge problem for the world is (4)_. There is so much (5) _on the

11、roads that in some cities the air is heavily polluted. We must work harder to protect our world.countrysidespacepollutiontrafficall over the world closed down in the future it takes not any more8 Complete the sentences with the expressions in the box.1 Growing population is a problem_ _.2 The popula

12、tion of China may grow more slowly . 3 The supermarket when a bigger one opened in the town.all overthe worldin the futureclosed down4 Usually an hour to get there by bus.5 The town had a lot of population in the past but it is a problem .it takesnot any more9 Listen and choose the best summary. It

13、is cheaper to share a car than to have a personal car.b) People in a car club do not often take buses, trains or the underground.c) There are no car clubs in the US.d) Joining car clubs is good for you and for the city.10 Listen again and choose the correct answer.1 Joining a car club is cheaper / m

14、ore expensive than having a personal car.2 People in car clubs pay for / do not pay for a car when they drive.3 People in car clubs sometimes / never take a bus or ride a bike.4 People in car clubs probably are / are not healthier.11 Work in pairs and discuss this question.Do you think car clubs wou

15、ld be popular in China? Why / Why not?In my opinion, car clubs World population and water With more and more people in the world, more and more water is used. In fact, water use is growing more than twice as fast as the worlds population! As a result, getting good, clean water is becoming a problem

16、in many places. A lot of water is polluted and in many areas people have to walk a long way to get clean for daily use. More than 3.4 million people die each year from drinking and washing with polluted water. So lets do everything we can to stop the pollution and save water.12 Work in groups. Prepa

17、re to make your graph. Choose a country or town which interests you. It could be your hometown.Decide the time you want to look at for example, now, ten years ago and ten years from now.Research the population of your place in those years. Write your notes carefully.Module task: making a graph13 Mak

18、e your graph.Decide how you want to make your graph.Draw it and colour it. You can also make it on the computer.Label it clearly.14 Write a paragraph to describe your graph. Then Present your graph to the class.Pair workBeijing is a huge city. 北京是一個大都市。北京是一個大都市。 huge 在這里表示在這里表示“大，巨大大，巨大”。另外表示。另外表示“大

19、大”的還有的還有“ big, tall, vast, large, great” 等。等。 說人、動物、樹木等說人、動物、樹木等有生命有生命的東西，主要的東西，主要 用用tall不用不用high例如例如 a tall woman 一個高個子婦女一個高個子婦女 a tall horse 一個高大的馬一個高大的馬 Language points說一個不與地面接觸的人和物的高時說一個不與地面接觸的人和物的高時，要用，要用 high，而不用，而不用tall。比如人站在桌子上時，。比如人站在桌子上時， 飛機飛上天時。例如飛機飛上天時。例如 He is high up in the tree. 他高高地爬

20、在樹上。他高高地爬在樹上。 The plane is so high in the sky. 飛機在空中這么高。飛機在空中這么高。 指建筑物、山時要指建筑物、山時要tall或或high都可以，不過都可以，不過 high的程度比的程度比tall高。高。 high可作副詞，可作副詞，tall不能。不能。 tall的反義詞為的反義詞為short, high的反義詞為的反義詞為low。e.g. Our factory is a big/large one. 我們的工廠很大。我們的工廠很大。（1）在表示）在表示物體重量、人的身高大或長大了物體重量、人的身高大或長大了時，時， 只能用只能用big。 e.g

21、. The box is too big to carry. 這個盒子太大，拿不了。這個盒子太大，拿不了。（2）在表示數量時，用）在表示數量時，用large, 不用不用big。 e.g. A large number of people came from all parts of the country to see the exhibition. 從全國各地來了很多人觀看展覽。從全國各地來了很多人觀看展覽。big 和和large都可表示具體事物形體或面積的大都可表示具體事物形體或面積的大小小, 往往可以互換但往往可以互換但big較口語化。較口語化。E.g. There have been

22、many great presidents in American history. 美國歷史上有很多偉大的總統。美國歷史上有很多偉大的總統。 在表示抽象意思時在表示抽象意思時, 有也可用有也可用big, 但但great更為更為正式。正式。e.g. Great/Big changes have taken place in our country in recent years. 近幾年來我們國家發生了很大變化。近幾年來我們國家發生了很大變化。great 的意思是的意思是“大、偉大的大、偉大的”多用于抽象意多用于抽象意思。思。在修飾具體事物時帶有一定的感情色彩。在修飾具體事物時帶有一定的感情色

23、彩。vast常用來指常用來指“廣袤無垠的廣袤無垠的”、“面積廣闊的面積廣闊的”。e.g. a vast forest, a vast sea, a vast desert, vast darkness等。等。huge指巨大的往往指體積。指巨大的往往指體積。e.g. a huge stone, a huge building等。等。 Exercises 用用a, an, /, the 完成下列句子。完成下列句子。1. _ Knowledge is power.2. I earn 10 dollars _ hour as _ supermarket cashier on Saturdays. 3.

24、 The teacher asked us to write _ 800-word-long composition.4. I met _ Jay, but not _ one you know./an aan a the5. They are twins, so they are of _ age.6. He has _ fine collection of paintings.7. I dont want to have words with you. I prefer to have _ word with you.a a a Have words with sb. 與某人吵架與某人吵架

25、Have a word with sb. 與某人談話與某人談話 1. Beijing has got population of more than 13.8 million. A. the B. a C. an D./ 2. The _ traffic stopped me from going to school on time yesterday. I was late! A. heavyB. crowded C. fast D. quick選擇題選擇題BA3. Mrs. White isnt feeling well these days. She has made _ with th

26、e doctor at three this afternoon. A. a movement B. an interview C. a quarrel D. an appointment4. I dont like those big cities which have got _ people and _ traffic. A. too much; too many B. many too; too much C. too many; too much D. too many; much too DC5. _ Tims help, I found my pet dog in the end

27、. I should say thanks to him. A. Along with B. Without C. Thanks to D. Because CHomework Make a graph and share with your classmates.Recite all the words and phrases of this unit.嬰兒潮（嬰兒潮（baby boombaby boom），指的是在某一時期及特定地區，出），指的是在某一時期及特定地區，出生率大幅度提升的現象。歷史上有記載的幾次嬰兒潮，通常生率大幅度提升的現象。歷史上有記載的幾次嬰兒潮，通常是起因於有振奮人心

28、的因素，像是農作物豐收、打贏戰爭及是起因於有振奮人心的因素，像是農作物豐收、打贏戰爭及贏得體育競賽等。但也有因為迷信的因素。在英文，形容嬰贏得體育競賽等。但也有因為迷信的因素。在英文，形容嬰兒潮時期出生的人為兒潮時期出生的人為 baby boomerbaby boomer。 嬰兒潮（嬰兒潮（baby boombaby boom）這個詞的首次出現，主要是指這個詞的首次出現，主要是指美國美國第二次世界大戰后的第二次世界大戰后的“4664”4664”現象現象-從從19461946年至年至19641964年，這年，這1818年間嬰兒潮人口高年間嬰兒潮人口高達達78007800萬人。在世界上大多數國家均

29、有此現象。在萬人。在世界上大多數國家均有此現象。在日本日本，稱，稱呼此時期出生的人為呼此時期出生的人為“團塊世代團塊世代”団塊世代団塊世代 。新中國成。新中國成立后共出現過三次嬰兒潮，值得注意的是：目前人口眾多的立后共出現過三次嬰兒潮，值得注意的是：目前人口眾多的“8080后后”一代也已長大，陸續成家立業。在一代也已長大，陸續成家立業。在2121世紀的前世紀的前1515年，年，中國將迎來新一輪的中國將迎來新一輪的“嬰兒潮嬰兒潮”。以此類推，每次。以此類推，每次“嬰兒潮嬰兒潮”平均都會有平均都會有20-3020-30年的周期。年的周期。 撒哈拉沙漠撒哈拉沙漠(英文名為：英文名為：Sahara Desert)世界上陽光最多的地方，也是世界上最大和自世界上陽光最多的地方，也是世界上最大和自然條件最為嚴酷的沙漠。然條件最為嚴酷的沙漠。 撒哈拉沙漠是世界最大的沙漠，幾乎占滿非洲北部全部。東西約長撒哈拉沙漠是世界最大的沙漠，幾乎占滿非洲北部全部。東西約長4,800公里公里(3,000哩哩)，南北在南北在1,3001,90