Материал: Сибирский государственный университет телекоммуникаций и информатики

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IV. Complete the sentences. Add the necessary preposition (by, at, about, in, on, of, to, for, from).


  1. When the telephone appeared in the 1870s people worried … receiving calls from people to whom they had not been properly introduced. 2. Many scientists dreamed … discovering a way to wireless communication, but never succeeded until the late nineteenth century. 3. Customers of Internet service providers are increasingly interested … running application such as voice over IP video games, and commercial transactions. 4. His knowledge has improved … taking a training course. 5. He is not very good … taking decisions quickly. 6. We have difficulty … installing the new equipment. 7. Scientists have succeeded … breaking apart the nuclei of billions of atoms. 8. Researchers are working … making network light fittings capable … monitoring the objects throughout a building. 9. I′m accustomed … working hard. 10. The current has the effect … magnetizing the iron and attracting a soft-iron plate to it. 11. Orange is criticized … trying to prevent customers … working with other operators. 12. Instead … using two superconducting sections separated by a fixed insulating layer, the researches used continuous superconducting crystals. 13. The broken device prevented us … completing the work. 14. The engineer insisted … providing extra illumination. 15. He is responsible … designing a special type of resistor. 16. We all participated … organizing an international conference at our university.


V. Complete the sentences. Add the necessary preposition.


  1. The programmer is an expert …

  2. The professor dedicated himself …

  3. You shouldn′t worry …

  4. Think twice …

  5. –Why do you persist …

– We do insist …

6. Being a student he was interested …

7. I am capable …

8. Scientists succeeded …

9. There is no point…

10. You must take precautions …


VI. Translate the following sentences paying attention to the gerundial construction.


  1. We insisted on the goods being loaded immediately. 2. We know of the earth behaving as a large magnet. 3. Newton‛s having made a mistake in his calculations has no influence on his theory. 4. Everything depended on your having finished your work in time. 5. They objected to his being sent to America. 6. Your having worked in this firm helped you to master technical subjects. 7. I heard of our head engineer’s being sent abroad for five years. 8. We speak about conductors being connected in series if the end of one is connected to the beginning of the next. 9. A heavy body may impart a considerable amount of motion to a light one without itself being appreciably slowed down. 10. Mendeleyev’s having noticed a periodicity in the chemical properties of elements enabled him to lay down his famous Periodic Law.


VII. Read and translate the sentences. State whether the ing-form is a Gerund, a Verbal noun or a Participle.


  1. After a few minutes of listening I became a true believer in Class D, preferring it to the two amplifiers I would use in the same set-up. 2. By plugging in sensors a digital multimeter can be used to measure quantities such as frequency and temperature. 3. Calculus, separately invented by Newton and Leibniz, is one of the most fruitful strategies for analyzing our world ever devised. 4. The combining of oxygen with another substance is called oxidation. 5. A company selling a new product must provide maintenance service for it. 6. A technique is still at an experimental stage and works using resonance. 7. The readings of the voltmeter were correct. 8. Small wireless sensors monitoring equipment in large factories can provide early warning of impending breakdown. 9. Certain materials are “piezoelectric”, meaning that they naturally become deformed by heat or vibrations, generating an electrical current that can be captured and stored. 10. Scheduling is one of the core factors of a wireless system in determining its overall performance. 11. On joining Bell, Shockley had been inspired by Dr Mervin Kelly, the director of research, with the dream of replacing mechanical telephone exchange switches with electronic switches. 12. While making a series of experiments, the scientist found out the disadvantage of that process. 13. The similarities between semiconductors and vacuum diodes had led several people to speculate on the possibilities of putting a grid into a crystal to make a crystal triode. 14. The first engines appeared in the 17th century and people began using them to operate factories, irrigate land, supply water to towns. 15. Combining all of the components in a single device means that keyboards and screen must be small. 16. The only way of overcoming the great air resistance at high velocities is flying higher.


VIII. Use the Gerund instead of the Subordinate Clause.


  1. After the German engineer N. Otto invented the gasoline engine, application of this engine in motor cars began in many countries.

  2. Albert Einstein is known that he formulated the theory of relativity.

  3. I insist that the discovery should be put into practice although it requires more effort than making it.

  4. It is possible to avoid making mistakes in extremely complicated thermodynamic computations when you use supercomputers.

  5. I suggested that we should put the discovery into practice to solve a complicated technological task.

  6. It is impossible to solve economic problems if we don’t use the achievements of the scientific and technological revolution.

  7. Power stations can reduce their emissions by a further 20% when we replace 20% of fuel with biomass.

  8. The reporter wrote that some technologies purify the smoke created during combustion.


IX. Comment on the difference between the following pairs of sentences.


1. I like playing computer games. I would like to play computer games.

2. The manager stopped speaking on the phone. The manager stopped to pick up the file.

3. If you want to improve your English, you can try watching English films. I am trying to study new material.

4. Remember to check your answers before handing in your exam paper. I remember switching the multimeter from “volts” to “amps”, but the resistance didn`t change. 5. Dr Harris welcomed the members of the committee and went on to introduce the subject of the meeting. Although he was tired he went on working. 6. I regret to inform you that your application has been unsuccessful. Almost as soon as I had posted the letter, I regretted turning down the job.

7. Don`t forget to turn off your computer. I shall never forget visiting London.

8. I shall get it done even if it means working hard. I mean to work all night in order to finish this project.




X. Complete the sentences with the Infinitive or Gerund of the verbs in brackets after regret, remember, mean, try and stop.


  1. He regrets (sell) his record collection, but he needed money.

  2. I regret (inform) you that your phone has been cut off.

  3. ”I hope you remembered (fax) that report.”. “Oh, no! I meant (send) it, but in the end I forgot (do) it”.

  4. When the computer crashed, it meant (reinstall) all the software.

  5. We meant (inform) her, but we completely forgot to do it.

  6. The damage meant (spend) $ 30000 on repairs.

  7. I tried (speak) to the boss but he wasn’t interested in listening to me.

  8. I tried (speak) to the boss and (phone) our suppliers but nothing worked.

  9. I stopped (buy) a newspaper but the news-stand was closed.

  10. The first artificial satellite stopped (transmit) data after only a few weeks because its batteries ran out.

  11. When did you use your card last time? I remember (use) it (pay) for some petrol.

  12. I don’t remember (bring) the report to the meeting.

XI. Complete the sentences with the Infinitive or Gerund of the verbs in brackets.

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