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10. Listen to three people expressing their views on environmental problems. Choose which of the problems they are anxious about. Mark as Yes () or No ().

1

2

3

Dioxins

Acid rains

Global warming

Fossil fuels

SPEAKING

11. Think of any product you or your friends buy regularly. Is it environmentally friendly? Discuss the problem in pairs.

12. Imagine that you work as a reporter for the well-known newspaper and you are given the task to write about one of the most polluted cities in the world. Choose one of the cities below and prepare a short report describing the impression the city made on you.

TOKYO

MOSCOW

NEW YORK

WRITING

13. Imagine that you are a young scientist and you have to speak at an annual international conference. The theme of your report is «The Era of High-Tech Pollution». Read the text again and express the main idea of the text in the shortest way in order to be ready for presenting your report (60 - 80 words) at the conference. Your may use the following opening phrases:

- On the whole …

- Fortunately …

- Luckily …

- In any case ...

- Unfortunately …

GRAMMAR IN USE

These tasks can help you to practise The Past Continuous Tense (See Appendix 1 p. 222) and do the following exercises.

14. Underline the correct tense form in each of the following sentences.

  1. Nowadays, the recycling of high tech garbage is becoming / was becoming a big concern.

  2. Klaus Brodersen is trying / was trying to produce a definite classification of what chemicals should and should not be allowed in the production of high tech equipment.

  3. The manufacturer Loewe was developing / has developed a green TV which contains just 39 grams of plastic.

  4. We were discussing / discussed the problems of pollution at 2 o’clock yesterday.

  5. When I came in, he was explaining / explained the details.

  6. While we were helping / helped, they were talking.

  7. People worked / were working hard many years ago.

15. Some of the following sentences contain mistakes. Find the mistakes and correct them.

  1. While they were carrying out tests in the laboratories, researchers were analysing past results.

  2. The Romans built roads of layers of broken stones of various sizes and were covering them with flat stones.

  3. Louis Pasteur was discovering the action of germs while he was studying fermentation in wines.

  4. While we were studying the airbags, we made a significant discovery.

  5. While our team was studying performance of the car, another team looked at the characteristics.

  6. She was steering the boat while he was sleeping.

  7. I repaired my motorbike at 3 o’clock yesterday.

16. Put the verbs in brackets into the Past Continuous or the Past Simple.

A: Steve 0) had (to have) an accident yesterday. He 1) ..… (to drive) his car when a bird 2) ..… (to fly) into the windscreen. He 3) .…. (to try) to stop quickly but he 4) ….. (to crash) into a wall.

B: Last week, I 1) ….. (to go) to visit a famous scientist. He 2) ….. (to talk) about his new book when I 3) ….. (to arrive). He 4) ….. (to give) such an interesting talk that I 5) ….. (to be) disappointed when it 6) ….. (to end).