Question

Раскройте скобки, употребив глагол в нужной грамматической форме.
1. The process of getting alloys (become – Present Continuous) much quicker and much cheaper. 2. D.I. Mendeleyev (to discover – Past Simple) the Periodic Law of elements, the table of elements (to be called – Past Simple) his name. 3. A new comfortable bus (to develop – Passive Voice, Past Simple) to transport people over long distances. 4. Atomic ice-breakers (to operate – Present Simple) on a negligible quantity of atomic fuel. 5. We believe that cybernetics (to be – Present Simple) an important branch of modern technology.

Answer 1

1)is becoming.
2)discovered
3) was developed.
4) operates
5) is