Образуйте пассивный залог 1. thomas a. edison invented the electric bulb in the seventeenth century. 2. they water the flowers regularly. 3. the famous ballet dancers will stage this ballet in 15 countries. 4. d. livingston explored the kalahari desert from 1841 till 1852. 5. the boys will paint the roof of the house.

1. The electric bulb was invented by Thomas A. Edison in the seventeenth century.  2. The flowers are watered regularly by them.  3. This ballet will be staged in 15 countries by the famous ballet  4. The Kalahari Desert was explored from 1841 till 1852 by D. Livingston.  5. the roof of the house will be painted by the boys.