36. Определите, какой частью речи являются выделенные слова. Переведите предложения:

1. The search for primary gold deposits can be made by metallometric methods of prospecting.

2. The main aim of geological prospecting is to search for economically useful deposits.

3. Geologists study geological prospecting maps drawn up on the basis of the preliminary search and forecast of the possible occurrence of new deposits.

4. The study of the character of a locality in the area of search will help determine prospecting methods to be used.

5. Prospecting work provides information on the cost of the geological investigations. It indicates how much these investigations cost and whether it is advisable to continue the exploration.

6. Geologists use geophysical methods.

7. As is known, the use of certain bacteria helps search for oil and gas.

37. Заполните пропуски в предложениях, используя приведенные слова: explore exploratory exploration exploring

a) l. ... deals with a complex range of geological, mining and economic problems. Its main task is to determine the quality, shape and mode of occurrence of mineral deposits and their main properties.

2. Exploration includes drilling and driving of ... openings. These ... openings can supply the most accurate information on the mineral exposed by them.

3. While ... a deposit the geologists establish its general size, determine shape, dimensions and quality.

4. The geological party was sent to ... a new deposit.

survey (surveying) surveyor(s) surveyed

6) 1. In recent years combined geophysical ... by air has been used on a wide scale.

2. In modern ... automation is being used in recording the field measurements.

3. Now the ... need only to set up the instrument in the field and it will do all recordings automatically.

4. Laser is being used by mine ... now.

5. Underground working can be ... by modern methods.

Store stored storing

в) Earth is not entirely without energy resources of its own. There is a large amount of heat energy ... in its molten interior. There is also both kinetic and potential energy ... in the Earth-Moon-Sun system. In addition, a relatively small amount of solar energy has been ... in the carbon atoms of the fossil fuels (coal, oil and natural gas). A potentially much larger energy reserve is ... in the nuclei of the very light and the very heavy elements. Wind, ocean currents and the evaporation of water only temporarily ... energy. It is known that there are different methods of... energy. ... tidal energy has not provided much to the total energy supply yet.

38. Переведете предложения, обращая внимание на инфинитив:

а) в функция определения:

1. The geological investigations to be carried out include field prospecting and exploration.

2. The geological and physical conditions of the seam to be worked include its thickness, depth, hardness, etc.

3. The possibility of making direct observations in workings depends on the mining system to be applied.

4. The work of geologists at mines has its own specific character and its own range of problems to be solved during the exploitation of the deposit.

5. The main points to be observed during the driving of openings are the mode of occurrence of the mineral body, country rocks exposed by the openings, the type of fissuring and folding, etc.