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Task 3. Answer the following questions, using the vocabulary from Task 1.
1. What types of traps can you name?
2. What types of structural traps do you know?
3. What are drag folds formed by?
4. What types of stratigraphic traps do you know?
5. Why are baldheaded structures or anticlines called so?
6. What can you tell about salt domes?

Task 4. Find English equivalents for the following (see the text). Try to build up
your own sentences with them.
Нафтові пастки; утворюватись внаслідок деформації породи-колектора (породи, що
має здатність накопичувати нафту); первинний, вторинний; натрапити на нафту на
глибині породи-колектора; великі обсяги пухких покладів; формуватись під дією сили
стиснення; продуктивні газові та нафтові пастки; складатись в основному з повареної солі.

Task 5. Provide a short summary of the text from Task 2.

GRAMMAR FOCUS
The Subjunctive Mood

Task 1. Explain the use of the Subjunctive Mood and translate the sentences:
1. Many scientific problems might be solved with the help of mathematics.
2. It is essential that all friction possible be eliminated.
3. The body behaves as if it were given a supply of energy at the start.
4. Without the force of gravitation there would be no pressure in liquids.
5. The designers suggest that the plant should be built away from the city.
6. He spoke as if he were an expert in information technologies.
7. In order to maintain motion it is necessary that a force should be applied continually to
the moving body.
8. Though the calculations might be very complex, the computer will do them in a few
minutes.
9. It could be assumed that wear caused by intense local heating would be of a local
character.
10. The gauge registers the pressure of the water as if it were acting directly downwards.
11. In order that this method might be applied two conditions must be observed.
12. We suggested that his project be discussed in detail.
13. Parts rubbing on each other must be separated by a film of lubricant lest the surface
should rapidly wear away.
14. In a brief speech it would be hard to enumerate all the major inventions.
15. The Earth behaves as though it were a huge magnet.

Task 2. Paraphrase the sentences according to the model using the Subjunctive
Mood. Use the following words: important, essential, desirable, necessary impossible,
advisable, suggested, proposed, required, demanded, ordered etc.
Model: I suggest going to the country. – It is suggested that we should go to the country.
– I suggest that we should go to the country. – The suggestion was that we should go to the
country.
1. It is necessary for you to mention this fact in your report.
2. He insisted on being given time to finish his work.
3. It is necessary for you to make up for the lost time.
4. I suggest our starting off as soon as the car is repaired.