Упражнения. I. Переведите предложения, в которых инфинитив выполняет функцию

I. Переведите предложения, в которых инфинитив выполняет функцию

подлежащего. Измените предложения по образцу.

Model: To drive a car in a big city is difficult. →

It is difficult to drive a car in a big city.

1. To use local materials is cheaper when constructing a road. 2. To take into account the properties of natural materials is necessary. 3. To develop new methods of construction took many years. 4. To speed up construction is impossible without modern equipment. 5. To repair the old school building was necessary as soon as possible. 6. To use new sources of energy is absolutely vital for the mankind. 7. To read articles in scientific journals is useful. 8. To know at least one foreign language is necessary. 9. To solve this complicated problem is interesting. 10. To develop new kinds of building materials is important.

II. Переведите предложения, в которых инфинитив выполняет функцию
части сказуемого.

1. Our principal task is to become good engineers. 2. Today chemists are to find new methods of polymer synthesis. 3. You will have to repeat the material of the lecture before the exam. 4. The road from the airport to the city is to be reconstructed. 5. The experiment was to be carried out yesterday. 6. The difficulty was to transport the material tobadly accessible parts of the country. 7. The purpose of an engineer is to consider all the factors in building any structure. 8. The main task is to reduce the cost of building operations. 9. They had to remove a thick layer of sand before they started the construction. 10. The purpose of this test is to check traffic intensity on individual road sections. 11. The collected samples are to be sent to the laboratory for examination. 12. Their aim was to complete the road reconstruction as soon as possible.

III. Переведите предложения, в которых инфинитив выполняет функцию
дополнения.

1. Some students want to continue their education after the University. 2. They intended to carry out this test in an hour. 3. The best scientists of the country were asked to take part in this research. 4. They suppose to improve the comfort of passengers. 5. He hoped to enter the Technical University. 6. The company promised to complete the construction in time. 7. The architect asked to change the construction site. 8. The professor demanded to improve the engine. 9. The students wanted to pass the exam successfully. 10. The mechanic was told to repair the car brake system. 11. They wanted to furnish the laboratory with up-to-date equipment. 12. Everybody likes to have some rest after hard work.

IV. Переведите предложения, в которых инфинитив выполняет функцию обстоятельства:

1. To produce suitable paving material all impurities have to be removed. 2. We had to use some lorries in order to bring bricks to the site. 3. They will need more concrete so as to finish the construction. 4. To begin the construction of the bridge they carried out a great amount of preliminary work. 5. This method is not tested enough to be used everywhere. 6. To change the project the engineers will have to do much work. 7. A new comfortable coach was developed to transport people over long distances. 8. In order to overcome this difficulty various means were tried. 9. This material is too brittle to be used in construction. 10. To solve this problem we need new methods of measurement. 11. In order to define the compound composition, some special procedures should be performed. 12. A specially constructed device is employed to assure the highest possible accuracy of processing.

V. Переведите предложения, в которых инфинитив выполняет функцию определения:

1. These are traffic rules to be remembered. 2. The engine to be installed in this car is verypowerful. 3. He got the instructions to be followed. 4. There is a report about an exhibition to be opened next week. 5. He got a sample of the mix to be analyzed in the laboratory. 6. We had a new problem to be solved within a month. 7. They obtained the results of the tests to be taken into account. 8. The theory to be considered at the next conference is revolutionary. 9. The substance properties to be determined are of great importance for our research. 10. The bridge to be constructed is very important for the local community. 11. A new skyscraper to be constructed in Moscow will be the highest in the world. 12. A new device to be used in the experiment is very accurate. 13. The engineers were given a complicated task to be carried out. 14. The scientist needed more information to be added to his research. 15. The problem to be solved is essential for our future work.

VI. Выпишите и переведите предложения, в которых инфинитив выполняет функцию:

а) подлежащего; б) части сказуемого; в) обстоятельства; г) определения;

1. The road surface to be repaired was destroyed many years ago by heavy vehicles. 2. To repair the main road surface the most advanced equipment should be used. 3. It is absolutely necessary to repair the main road surface as soon as possible. 4. The most complicated task was to repair the main road surface as soon as possible. 5. All samples to be tested were brought from different parts of the country. 6. These samples were brought from different parts of the country to be tested in our laboratory. 7. To test samples from different parts of the country was impossible in our laboratory. 8. The main task of our laboratory was to test samples from different parts of the country. 9. We were asked to test samples from different parts of the country. 10. To speed up construction work modern methods should be used. 11. The main task of modern methods is to speed up the construction process. 12. It is necessary to speed up the construction by means of modern methods.

VII. Найдите в предложениях инфинитивный оборот (сложное дополнение). Обратите внимание на перевод таких конструкций.

1. This method enabled the designing process to be simplified. 2. They wanted us to tell them about the results of our experiment. 3. Everybody knows James Watt to have invented the steam engine. 4. I want him to help me with my report on road construction. 5. This control system permits the engine of the car to run at its most efficient speed. 6. I know him to have been working at this problem for a long time. 7. The chief engineer allowed the new engine to be tested. 8. This building equipment permitted some additional costs to be lowered. 9. Modern discoveries allow science and engineering to deve­lop rapidly. 10. One cannot expect the problem of using solar energy to be solved in a year or two. 11. We expected our scientists to find new sources of energy. 12. Everybody wanted the construction of the new stadium to be completed in time.

VIII. Измените предложения по образцу, используя инфинитивный оборот.

Model: They want to stop the experiment.→

They want the experiment to be stopped.

Everybody knows that he was the best student.→

Everybody knows him to have been the best student.

1. We hoped that our project would win the first prize. 2. Everyone knows that concrete is widely used in house building. 3. We thought that the concrete quality was suitable. 4. I suppose that they took part in the expedition. 5. The commission found that the safety system was reliable. 6. We know that the students take exams in June. 7. We suppose that they are making an experiment. 8. Everybody expects that they will install a new ventilation system next year. 9. They state that the road has been reconstructed. 10. I believe that his ideas influenced physics of that time. 11. The teacher expected that the students would do the task. 12. We heard that he had conducted the experiment well.

IX. Найдите в предложениях инфинитивный оборот (сложное подлежащее). Обратите внимание на перевод таких конструкций.

A) 1. The building is known to be the highest in the city. 2. The building is known to have been the highest in the world. 3. Traffic safety is said to be one of the major important problems for all countries. 4. The road was supposed to be repaired in some months. 5. The road is supposed to have been repaired. 6. He was said to have been experimenting with dangerous substances. 7. His discovery was believed to have opened new possibilities in chemistry. 8. Many buildings were reported to have been damaged by fire. 9. The car design is said to have been improved. 10. The car design is expected to be improved. 11. The construction of the bridge was announced to be completed in May. 12. The construction of the bridge is announced to have been completed.

B) 1. He seems to know nothing about new construction materials. 2. He appears to work much at the development of the new material quality. 3. The engineer proved to be an experienced designer. 4. The house appeared to have been built in the 19^th century. 5. His knowledge of the subject proved to be both deep and many-sided. 6. He doesn’t seem to have been upset by his failure. 7. The results of his measurements happened to be wrong. 8. The offer seems to have made no impression on him. 9. The task appeared to be too complicated for the students.

C) 1. The application of this material is likely to give better results. 2. The scientist is certain to make a great discovery. 3. The engine’s capacity is unlikely to be increased. 4. This alloy is certain to improve the strength of the structure. 5. The student is sure to pass his exams. 6. His report is likely to attract much attention at the conference. 7. The new method is unlikely to be used in industry soon. 8. Modernization of the boiler is certain to have increased the efficiency of the heating system. 9. Central heating is sure to be the most common for our cities.

X. Измените предложения по образцу, используя инфинитивный оборот (Сложное подлежащее).

Model: It is known that the plant produces prefabricated structures.→

The plant is known to produce prefabricated structures.

It is said that the power plant was constructed in 1983 →

The power plant is said to have been constructed in 1983.

1. It is reported that he designed the longest bridge in his country. 2. It is considered that reinforced concrete is the most common material in construction. 3. It is announced that the motorway has been reconstructed. 4. It is unlikely that the engine test was a success. 5. It seems that the construction is coming to the end. 6. It is known that solar batteries convert the sun rays into electric energy. 7. It appears that the aluminum shows considerable resistance to corrosion. 8. It is certain that synthetic fibres make steel harder. 9. It is known that he won the Nobel Prize in 1998. 10. It is reported that the gasification of the region has been completed. 11. It is likely that applying plastics made the whole structure lighter.