Проверьте, пожалйста, задание.

[rita]

The plant WAS RECONSTRUCTED three years ago.(PAST/PASSIVE)

The information about the weather conditions WAS BEING STUDIED by our group for a week.(PRESENT/PASSIVE)

Prospects of the usage of the solar energy ARE UNDERSTOOD BY everybody.(PRESENT/PASSIVE)

Our workshop WILL HAVE BEEN equipped with the new multipurpose machine tools by the next year.(FUTURE/PASSIVE)

Almost all chemical elements which HAVE BEEN FOUND on Earth HAVE BEEN discovered in the Sun and the planets of solar system.(PAST/PASSIVE)

[English Guru]

The information about the weather conditions WAS BEING STUDIED by our group for a week.(PRESENT/PASSIVE)

Это Past Cont. Passive получается

Almost all chemical elements which HAVE BEEN FOUND on Earth HAVE BEEN discovered in the Sun and the planets of solar system.(PAST/PASSIVE)

А здесь у Вас Present Perf. Passive