Vocabulary List. – to undergo – испытывать

– to undergo – испытывать

– in terms of – с точки зрения

– scope – возможности

– to protect – защищать, предохранять

– silica – кварц, кремнезем

– reinforcement – арматура, укрепление

– to facilitate – облегчать, способствовать

– deleterious – вредный, ядовитый

– a discharge – выделение, выпускание

– subsequently – впоследствии, потом

– a ratio – коэффициент

– dense – густой

– durable – прочный, надежный

– contamination – заражение

– a slab – плита, пластина

– permeability – проницаемость

– tensile – растяжимый

– to extend – продлевать, пролонгировать

– to emerge – появляться, возникать

– in the meantime – тем временем, между тем

􀀉 Answer the following questions.

1. What do you know about the development of concrete technology?

2. High-strength concrete has a great number of advantages, hasn’t it?

3. In what areas is the high-strength concrete exploited?

4. What are the main concrete properties?

5. What is “reactive-powder concrete”?

􀀉 Find the English equivalents in the text.

Позволять; большие возможности; экономить площадь; сопротивляемость погодным условиям; при

определенных обстоятельствах; поперечный разрез; в большинстве случаев; средняя величина; предва-

рительные испытания; решение; утечка тепла; присадка; ядовитая жидкость; давать трещину.

􀀉 Give synonyms.

A constant process, to reduce dimensions, to protect, a property, an advantage, a construction, waterpolluting

liquids, in recent years, to emerge.

􀀉 True or false?

1. The use of high - performance concrete protects the environment against harmful liquids.

2. High-strength concrete appeared in the 19th century.

3. High-strength concrete has a low water ratio.

4. New methods of construction emerged through the use of so-called "reactive-powder concrete" in Japan.

5. Cracks in construction elements appear with the use of this type of concrete.

Типы вопросов в английском языке (See Grammar Reference)

􀀣 Ask the general questions.

1. There is a tea-pot on the table.

2. I work from nine to ten.

3. We are leaving for Hamburg next Saturday.

4. I have been busy the whole evening.

5. My friend studied in Sorbonne when he was young.

6. It is winter.

7. I can swim in cold water.

8. I had to go there in the daytime.

9. I will show you how to do it.

10. You must work hard.

11. She didn't play well that evening.

12. I can't read English authors in the original.

13. I wasn't prepared to this sort of questions.

􀀣 Ask as many special questions as possible.

1. John visited me in the hospital yesterday.

2. A yellow bird fell on the roof of his Pontiac.

3. I was taken by surprise.

4. Despite the stormy weather he was able to swim to the shore.

5. He couldn't reach the hammer which lay on the shelf.

6. Our bus was broken.

7. I have been cheated by the best friend.

8. A girl from Barbados wrote a letter to BBC.

9. The clock stopped an hour ago.

10. You have to stop near the traffic lights.