Question

Трансформируйте предложения в активный залог, используя слова they, we, somebody в качестве подлежащего, где это необходимо 1. Electric cars will be widely used in future. 2. The radar has been used for automatic control of ground transport. 3. Today plastics are being applied for car bodies. (корпуса автомобилей) 4. The construction of the dam (дамба) has been completed this month.

Answer 1

We will use electric cars widely in future
somebody has used the radar for automatic control of ground transport
today they apply (или are applying?) plastics for car bodies
they have completed the construction of the dam this month 

Answer 2

1. In the future, we will widely use electric cars. 2. They have used the radar for automatic control of ground transport. 3. Somebody is applying plastics for car bodies today. 4. We have completed the construction of the dam this month.