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3. Listen to the text again and answer the following questions:

1. What is the difference between reinforced concrete and prestressed concrete?

2. Haw many ways of achieving prestress in concrete are there?

3. What does the word pretensioning mean?

4. What is pretensioning usually employed for?

5. How can post-tensioning be defined?

6. Is the post-tensioning of steel more complicated?

7. Where is prestressed concrete used?

4. Annotate the text either in English or in Ukrainian. Use the following phrases:

The text is head-lined…

It/the text informs the reader about…

It/the text deals with…

It/the text considers the problem of...

The main idea of the text is…

It/the text describes…

It/the text gives comments on…

It/the text draws reader’s attention to…

It is pointed out that…

At the beginning/end…

Further…

The author points out/stresses/informs/considers…

The text is useful and interesting for…

5. Translate the text into Ukrainian.

VII. Written assignment

1. Using text a and b of Unit 9 write a presentation about the production and use of concrete and reinforced concrete in construction industry. Test № 3 (Units 7,8,9).

Test your professional, socio-cultural and language competences.

Mark the correct variant.

1. Nowadays very tall and huge buildings are made of … .

1. steel and concrete; 2. bricks; 3. stone.

2. When placed in … concrete must be protected.

1. summer; 2. spring; 3. winter.

3. Most early engineers were engaged in the construction of … .

1. dams; 2. bridges; 3. fortifications.

4. The ancient Greeks knew the art of building with … .

1. steel; 2. cut stone; 3. concrete.

5. Civil engineering is a very popular and … .

1. difficult; 2. extremely broad;

3. honourable profession.

6. Concrete was widely used by … .

1. Russian; 2. Romans; 3. Greeks.

7. … was one of the first building materials.

1. timber; 2. concrete;

3. portland cement.

8. The silicate industry embraces the production of … .

1. ceramics; 2. cement;

3. cement glass and ceramics.

9. The materials used to make silicate bricks are … .

1. cement and water; 2. white sand;

3. white sand and slaked lime.

10. … is very resistant to chemical attack.

1. portland cement; 2. high alumina cement;

3. tamping cement.

11. The main properties of concrete are … .

1. durability; 2. watertightness;

3. durability, strength, watertightness, workability.

12. Concrete is an artificial conglomerate of … .

1. crashed stone, gravel or similar inert material with a mortar;

2. crushed stone with water;

3. crushed stone with steel.

13. Reinforced concrete has become so popular because of … .

1. its resistance to fire;

2. its resistance to fire and weather;

3. its durability and strength under loads.

14. Portland cement was produced more than … ago.

1. 50 years; 2. a century; 3. 10 years.

15. Greece possessed perfect … for columns, and beams and the arch and dome received little attention.

1. timber; 2. clay; 3. marble.

16. It is interest to note briefly the influence of … the schools of architecture.

1. weather; 2. materials; 3. history.

17. The hand of the average man is large enough to take a brick and he is able to handle more than … bricks in an eight-hour working day.

1. 500; 2. 5 000; 3. 1 000.

18. Having been reinforced with iron bass concrete became rather … .

1. durable; 2. light; 3. strong.

19. The external walls are made of sandwich panels with the outer layer made of … .

1. aluminium; 2. plastics; 3. bricks.

20. The are … ways of achieving priestess in concrete.

1. two; 2. three; 3. four.

21. About 100 bars … been used, half of them being steel.

1. have; 2. were; 3. had.

22. We saw them … crushed stone, gravel with mortar.

1. to mix; 2. mixing; 3. mixed.

23. A bridge … the two parts of the town will be completed in three years.

1. to connect; 2. connecting;

3. having connected.

24. The English for “точний метод” is … .

1. accurate method; 2. right method; 3. exact method.

25. The initial materials for the production of ordinary glass are mainly … .

1. limestone; 2. soda Na2CO3;

3. limestone CaCO3 and sand SiO2.

26. The English for “залізобетон” is … .

1. precast concrete; 2. light concrete;

3. reinforced concrete.

27. A brick may be made … .

1. of burnt clay and of concrete; 2. of sawdust;

3. of burnt clay of concrete and of mortar.

28. After the decline of the … the art of making concrete has been forgotten.

1. Greece; 2. Egypt;

3. Roman Empire.

10.

1. Modern Urban Planning.

2. Types of Modern Cities.

3. The Gerund. Gerundial Construction1.

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