Презентация урока (Lesson 32) к учебнику "Project 4" (3rd edition) by Tom Hutchinson, James Gault. Издательство Oxford University Press.

Our environment Climate change

Vocabulary The environment

1. Match the meanings (1-11) to the words (a-k). Use a dictionary to help you.

a drought

b power stations

c global warming

d the ice caps

e rainforests

f CO2

g pollution

h greenhouse gases

i deforestation

j hurricanes

k fossil fuels

1 the ice in the Arctic and Antarctic

2 cutting down a forest

3 harmful chemicals in the air or water

4 coal, oil and gas

5 carbon dioxide

6 when there is no rain for a long time

7 the tropical forests

8 tropical storms

9 gases that trap the Sun‘s heat

10 These produce electricity.

11 The Earth is getting hotter.

1 d, 2 i, 3 g, 4 k, 5 f, 6 a, 7 e, 8 g, 9 h, 10 b, 11 c

Comprehension

a power station/pollution

b ice caps (melting)

c drought

d deforestation

2 a Which of the things in exercise 1 can you find in the pictures?

b Look quickly at the text. What is “the biggest cause” of global warming?

c Read and listen to the text. Complete the gaps with words a-k from exercise 1. Which word isn‘t used?

deforestation

1c 2h 3f 4d 5j 6a 7k 8b 9i 10e

RACE

3 Find these things in the text.

• five things that produce greenhouse gases
• two important jobs that forests do
• two reasons why forests are destroyed
• three effects that deforestation has

Answer key

• greenhouse gases are produced by cars, factories, power stations, aeroplanes, deforestation

• forests control global temperatures by taking in carbon dioxide, and they produce rain
• forests are destroyed for wood for building and furniture, and to make farms

• effects of deforestation include the release of CO2 into the atmosphere, this leads to more extreme weather, sea levels rising and coasts disappearing.

Grammar Passive voice: present

are burnt

b Find these parts of speech in the active sentence :

subject verb object

Power station burn fossil fuels.

c In a passive sentence we have these parts of speech:

subject verb (agent)

Fossil fuels are burnt power station.

d Find them in the passive sentence. What word do we use to introduce the agent?

d Complete the sentences from the text.

Every year, thousands of articles__________

about it.

However, in many cases the land____________

for farms.

are written

is used

We use the passive when the action is the most

important thing. So we don‘t always need an agent.

It is not important who does the thing.

5 а How do we make the passive? Complete the rule. Choose from these forms.

the verb to have an -ing form

a past participle the verb to be

To make the passive we use the verb to be and a past participle.

b Find more examples of the passive in the text.

Answer key

• The forests are burnt down by farmers.
• Most of the world‘s fain is made by forests.
• Forest fires are photographed by satellites.
• Millions of animals are killed by deforestation.
• 3% of greenhouse gases are produced by aeroplanes.
• The Sun‘s heat is trapped by greenhouse gases.
• Extreme weather is produced by global warming.

Answer key

• Fuels made from plants.
• Because the world is running out of fossil fuels and people think they are cleaner.
• They are used for the same things as fossil fuels, but mostly in cars.
• He is against them.

SB: ex.8, p.57

NOW IT’S UP TO US