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G2. Translate the sentences
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A, B
1. The flare will burn for approximately 3 minutes and will light up an area of 2 square miles under normal conditions. 2. Appliances for converting energy from one form to another are called engines. 3. An ammeter is an instrument for measuring current. 4. However for special purposes heat, light and sound are very useful sources of energy, too. 5. Some of the atoms in your bones are exploding all times, for minute amounts of phosphorus in your bones are radioactive. 6. At the same time, it is advisable to conduct a thorough study of other roads for the solution of this principle task. 7. Our age is called the age of computers for we use computers for various purposes. 8. Hydrogen is widely used for it contains a large amount of chemical energy.
9. For a long time scientists were not able to discover the secret of an atom. 10. We should create research possibilities for those who have the ability to research work.
SINCE
| Союз: поскольку, так как, с тех пор как | Предлог: с |
| There is no flow of electrons since the electric circuit was broken. – С того момента как была прервана электрическая цепь, поток электронов прекратился. | Since the release of the potential energy of the atomic nucleus we have entered the atomic age, we are living and working in. – Сосвобождением потенциальной энергии атомного ядра мы вступили в атомный век, в котором мы живем и работаем (сейчас). |
| Since the Moon is the nearest body to the Earth, we know more about it than we know about any other planet. – ПосколькуЛуна – ближайшее к Земле небесное тело, мы знаем о ней больше, чем о любой другой планете. |
G3. Translate the sentences.
A, B
1. How much time has passed since Popov invented radio? 2. We say that an object at rest has no kinetic energy since its velocity is zero. 3. Since Mendeleyev arranged the elements in a system, that periodic system has been widely used all over the world. 4. Many years have passed since that time, and what great inventions and discoveries have been made! 5. Glass has been widely used since the ancient times. 6. Since matter is the basic working material in our world, we ought to learn as much as possible about it. 7. Since the region in Fig.5 did not change with slightly different parameters, we consider it as the model. 8. Since the theory should be a general one it should apply in all cases mentioned. 9. Since then attention has been focused on understanding the fundamental mechanisms involved in this process. 10. Since his forecasts are imperfect, every day he suffers an opportunity loss.
Наиболее употребительные составные предлоги:
according to - согласно b y virtue of - посредством
owning to – благодаря, из-за, вследствие due to – благодаря, из-за, в силу
thanks to - благодаря i n addition to – кроме, в дополнение
i nstead of – вместо in spite of – несмотря на
b ecause of – из-за with respect to – по отношению к accordance with – в соответствии с o n account of – по причине, из-за
in view of - ввиду
apart (aside) from - помимо, за исключением
by means of – посредством, при помощи
by no means – ни в коем случае
by all means – во что бы то ни стало; обязательно