Iii. запишите предложения. выпишите из них сказуемые, определите их видо-временные формы и залог. переведите, обращая особое внимание на перевод пассивных конструкций. 1. lectures in up-to-date mining techniques were always attended by a great number of students and young scientists. 2. since the 1880s, coal has been widely used to generate electricity. 3. coal mining has had a lot of developments over the recent years. 4. they will have completed the construction of the deep-level tunnel by autumn. iv. запишите предложения и подчеркните в них модальный глагол или его эквивалент. переведите. 1. as a skilled worker he could easily start and stop every kind of engine. 2. this research work may require much money and time. 3. such instruments were to be used to make measurements and to express these measurements in physical units. 4. engineers will have to use new equipment to improve operation. v. запишите и переведите предложения, обращая внимание на разные значения слова it. 1. when the capacity had been increased it exceeded the technological limits. 2. this deposit was discovered in 1938. it is the deep lying seam which contains a great amount of coal. 3. it was necessary to review some aspects of the problem once again. vi. запишите и переведите предложения, обращая внимание на бессоюзные дополнительные и определительные придаточные предложения. 1. we were told the experiments with this machinery had been completed successfully. 2. mines and other industrial enterprises pollute the air and water we cannot live without.

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