2020-04-12
151
1. Best energy sources depend on many factors-how the energy is being used, where it is being used, etc.
2. Coal is widely used for power generation in many fast-developing countries.
3. Since the beginning of the industrial revolution, significant progress has been made in the efficient use of fossil fuels.
4. Efficiency of hybrid-fuel cars will be improved by capturing kinetic energy from the wheels to power the battery.
5. We often use plastics nowadays.
6. Scientists have found ways of measuring the sizes and positions of bodies in the Universe.
7. Scientists had solved many interesting problems by the end of the 19th century.
8. Iron is referred to as the most important metal of our metallic age.
9. The name electron was given to the small negative particle discovered by Thomson.
10. The ignition was followed by combustion.
4. Перепишите предложения и переведите их на русский язык, обращая внимание на разные значения глаголов to be, to have, to do (см. образец выполнения 4).
1. Some energy sources have advantages for specific uses or locations.
2. For renewable energy resources to become more widely used, hurdles have to be overcome.
3. World reserves of fossil energy are to last for many more decades.
4. These systems do not use solar cells.
5. He is still doing his ordinary everyday job for the company.
6. Did the company guarantee the delivery of each lot without delay?
7. Each country in the world, even each state of the United States, has its own system of law.
8. In Britain most court cases are open to the public.
9. When you go to America you have to get a visa.
Перепишите и переведите следующие предложения, обращая внимание на неличные формы глагола (см. образец выполнения 5).
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1. Hydrogen, when burnt, produces water.
2. Today’s methods include «reforming», which uses heat to separate hydrogen from hydrocarbons.
3. When pure hydrogen gas is formed, it will immediately evaporate, and then condense with oxygen to become water.
4. Automakers are developing fuel cells extracting hydrogen from gasoline or methanol.
Перепишите и переведите следующие предложения, обращая внимание на перевод зависимого и независимого причастных оборотов (см. образец выполнения 6).
1. Having built a new automobile plant, we increased the output of cars and buses.
2. Knowledge being the most valuable wealth of our times, the information theory became of great importance for the national economy.
3. On this planet, hydrogen is an unstable element existing in stable from only in combination with other molecules.
4. Working with machines, sharp tools, motors one must always be careful.
5. Knowledge being the most valuable wealth of our times, the information theory became of great importance.
6. The energy used per second is proportional to the frequency.
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