Перепишите предложения, поставив глагол в нужную форму. 1) we arrived at the railway station when the train (to approach –past continuous active) the platform. 2) at present 2,500 km of high-speed lines (to construct – present continuous passive) in europe and asia. 3) a man who (to sit – past continuous active) in the compartment said that the place was taken by another passenger. 4) the problem of the old terminal reconstruction (to discuss – pre-sent continuous passive) now. 5) the designers (make - future continuous active) different im-provements in the construction of the locomotives.