The main types of fuel or processes used to generate energy in our country

Popular, universal, international, possible, important, better, worse, polluted, worried, interested in.

Achieve j. noise, pollution

Take i. a program, concept, theory

Develop h. investments

Make g. the center of, a part of

Tal work

Have f. study, research, experimen-

Bring about e. measures

Suffer from d. an effect on

Упражнение 7. Составьте, переведите и запомните словосочетания гла­гола become со следующими словами:

Упражнение 8. А. Назовите 10-15 ключевых слов и словосочетаний на тему: «Electricity as a source of energy».

В. Speak about:

REVISION OF LESSONS 1-3

Упражнение 1. Повторите времена группы Indefinite (Simple), Continu­ous, Perfect Active, Passive. Определите время глагола-сказуемого и переве­дите предложения.

1. What course are you taking here? Business English? — No, I am not doing Business English yet. I am trying to improve my gen­eral English, especially conversation. 2. I liked the lecturer better after I had heard him the second time. 3. My friend will take the course in English next semester. 4. Who has finished the test? 5. We looked at him while he was dancing. 6. How many books of Shaw have you read? 7. Why have not you told them about it? 8. I shall still be studying English in two years' time. 9. The books were taken from the library. 10. You can find the books taken from the library on the table. 11. The exams are held in June. 12.1 have been in the laboratory since 8 o'clock. 13. There were many people coming back from their work. 14. Australia is one of the five continents, but it is much smaller than the other four. 15. The light in that room is poor. Please light the candles (свечи). 16. People speak the language of their country. 17. Every country needs good specialists for its further progress of science and technology. 18. By the year 2030 human labour in industry will have been replaced by robots. Families will have robots to do the housework.

Упражнение 2. Ответьте на вопросы.

What devices and machines using electricity

a) have become a part of our everyday life?

b) have made electricity most widely used in all fields of science, technology and industry?

c) are based on its specific properties?

Упражнение 3. Заполните пропуски следующими словами:

radar battery generator appliances dynamo transformer

1.... is a machine that generates electricity, steam, gas, etc. 2. A device giving information about position, movement, etc. is named.... 3. A machine for changing water and steam power into electrical energy is known as.... 4. Food mixers, toasters, modern dish-wash­ers and a number of the most recent home devices are household....

5. An apparatus to increase or decrease the voltage of an electric power supply —... — was invented at the end of the 19th century.

6. It is known that a portable cell for supplying electricity is called...

Упражнение 4. А. Прочитайте и переведите текст, обращая внимание на проработанную грамматику уроков 1—3.

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