III. Using a dictionary add as many missing words as possible. Make up short sentences with the words.

Verbs	Adjectives	Nouns
dirty
	smelting
power
	poisonous
		fertility
reverse

IV. Complete the sentences below using appropriate forms of the words from the box.

oil refinery reverse poisonous fertility smelting dirty smog

1. Only yesterday I discovered that she works at a _____.

2. _____ is hanging like a brown cloud over the city.

3. Copper _____ plants discharge a great amount of air pollutants.

4. Donbass is the region of Ukraine with a good ____ of the soil.

5. Be careful! Don’t ____ your new shirt.

6. Some changes in the climate cannot be _____.

7. Mercury vapour is _____. Besides, breathing it may lead to the sterility.

V. Paraphrase the following sentence using the words from vocabulary area.

1. The longer our industry pollutes the air, the more difficult it will be to change negative processes in the atmosphere.

2. Many plants discharge dust into the air.

3. Developing countries are often characterized by a widening gap between urban affluence and rustic poverty.

4. The most commonly reported complaint among VDU operators is eye-strain.

5. The berries of the deadly nightshade plant are highly toxic.

6. Can we make the recyclable product more cheaply without significantly changing its quality.

VI. Do the crossword puzzle. In the column down you will find an American nickname for a person who doesn’t care about the cleanliness of the environment. What is a famous American saying with this word?

			1.
				2.
		3.
4.
					5.
				6.
						7.
			8.
			9.

ACROSS:

1. fine powder formed in flowers which can fertilize other flowers;

2. causing death or harm if taken into body or absorbed;

3. to prevent smth from developing properly;

4. an illness that is not very serious;

5. the state of being able to produce good crops or results;

6. of, in, or suggesting the countryside;

7. an illness that affects the bronchial tubes leading to the lungs;

8. a substance present in another substance that makes it of poor quality;

9. a mixture of smoke and fog.