1. Automobiles were rushing in both directions and it was impossible to cross the street. Автомобили ехали в обе стороны,поэтому было невозможно перейти дорогу.Were rushing -Past Continuous Active Voice;was -Past Simple Active Voice.2. The construction of this high-speed line is being actively supported by the government. Строительство этой скоростной магистрали активно поддерживается правительством.Is being supported -Present Continuous Passive3. Until recently, the price difference between the first and second-class tickets on the Spanish Railways had been amounted to 81%. До недавнего времени,ценовая разница билетов первого и второго класса испанских железных дорог достигла 81%.Had been amounted -Past Perfect Passive