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1、Unit 3 Language in useModule 9 Population6 Complete the diagram showing population problems.Use the words in the box to help you.air city country hospital increase public service traffic waterProblems of ArnwickProblems:Population_People arrive in _the cityincreasesPeople move from_the countrysideEn
2、vironmental problemsExample:_ _ _ _Health problemsExample:_Problems for the governmentExamples:_air pollutionwater pollutiontoo much trafficrubbishnot enough hospitalsneed more schools and busesneed better public servicesneed more police to protect people3.Read the chart and answer the questions.1 W
3、hich 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 the most from 2000 to 2025.3 Which city will have a larger increase in its population,New York or Mexico City?4 Whi
4、ch 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 increasethe fastest.When you see a table or a chart,look carefully at the labels and graphs to make sure that you understand what t
5、hey are showing.Look at the chart below.What is it comparing?What can you conclude?3.Read the chart and answer the questions.7 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 a
6、nd pollution.The(1)_of the world is 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)_.Ther
7、e is so much(5)_on the roads that in some cities the air is heavily polluted.We must work harder to protect our world.countrysidespacepollutiontraffic1.Work in pairs.Match the countries with their populations.a)4,437,000b)22,956,000c)314,791,000d)1,370,537,0001.China2.the USA3.Australia4.New Zealand
8、 -Which country has the largest population in the world?-China has the largest population in the world.It has about 1.37 billion people.Thats almost one fifth of worlds population.9 Listen and choose the best summary.a)It is cheaper to share a car than to have a b)personal car.b)People in a car club
9、 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.9 Listen and choose the best summary.a)It is cheaper to share a car than to have a b)personal car.b)People in a car club do not often take buses,trains or the un
10、derground.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/more 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
11、 clubs sometimes/never take a bus or ride a bike.4 People in car clubs probably are/are not healthier.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,c
12、lean water is becoming a problem 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.