2015-01-21
384
Запомните: because – потому что
because of – из-за
1. Petroleum is the most important fuel and energy source because of its high calorific value. 2. Petroleum has a characteristic smell because it contains small amounts of sulphur, nitrogen and oxygen. 3. People use petroleum in everyday life because it is a cheap and efficient lubricant. 4. Scientists continue to discover new curing properties of oil because it is very important for medical treatment of many diseases. 5. Building engineers study geology because they must know the local ground, its composition and structure. 6. Engineers must know different control systems because of their wide use in the production and technological processes.
7. The oilmen could increase the production of oil because they used new methods of enhanced oil recovery. 8. The oilmen could increase the production of oil because of the favourable geological conditions.
11. Переведите следующие предложения, обращая внимание на перевод следующих выражений: both – оба; both … and – как … так и
1. Petroleum contains both the compounds of carbon and hydrogen. 2. The odour of petroleum depends both on the composition and quantity of hydrocarbons and other impurities. 3. Scientists admit both theories of petroleum origin – both an inorganic and organic. 4. As petroleum is a mixture of fluids, both liquid and gaseous, it often migrated far from the place where it originated.
