Определить видовременные формы глаголов, ! 1 modern electric and diesel locomotives work at higher speed 2 in the future the railway will raise the speed and weight of trains and the carrying capacity of the lines. 3 our scientists are solving this complex problem now. 4 some years ago he railroad was the best means of transportaion 5 the laboratory assistant was fixing a new compter from 5 till 7 yesterday