Употребите глагол в правильной форме. Active Voice: 1. The students .an

Употребите глагол в правильной форме. Active Voice: 1. The students .an experiment in the lab now. (to conduct) 2. Engineers in this country a new model of a supersonic airplane so far. (to design) 3. In several years people computers everywhere.(to use) 4. I.school before I entered the University.(to finish) Passive Voice 1. In some years new electric cars . by passengers . (to use) 2. A lot of general and special subjects by students. (to study) 3. War and Peaceby L. N. Tolstoy. (to write) 4. New high buildingsin big cities now. (to construct)