Перепишите и переведите предложения, обращая внимание на употребление времён группы Indefinite (Present, Past, Future) в стра­­дательном залоге. Выпишите сказуемые и укажите их видо­вре­мен­ные формы.
1. At first coal gas was used as fuel for diesel engine.
2. Thanks to new cars with greater capacity, the freight turnover will be increased.
3. About 60% of the Moscow-St. Petersburg railway line is equipped with an auto – block system and over one third is electrified.