Transform the active voice into passive and vice versa. a) authorities have appointed mr. simon deputy chief of the space exploration program. b) ssau is publically recognized as the leading technical university in russia. c) i’m sure that our new manager will make a great contribution to the success of our organization. d) the first artificial earth satellite was launched in 1957. e) the team of engineers is testing the weapon at the moment. f) the surface of the moon has been explored by the interplanetary probes. g) a new project will be presented by this research group. h) in 1926 korolev transferred his documents to the engineering college in moscow. i) rocket weapons are being controlled by the leaders of the european union. j) every year enthusiasts organize a research club in the laboratory.

1. Mr. Simon Deputy Chief of the space exploration program have been appointed by authorities.
2. They publically recognize SSAU as the leading technical university in Russia.
3. I'm sure that a great contribution to the success of our organization will be made by our new manager.
4.They launched the first artificial earth satellite in 1957.
5. The weapon is being tested by the team of engineers at the moment.
6. Interplanetary probes have explored the surface of the moon.
7. This research group will represent a new project.
8. In 1926 Korolev‘s documents were transformed by him to the engineering college in Moscow.
9. The leaders of the European Union are controlling rocket weapons.
10. Every year a research club is organised by enthusiasts in the laboratory.