PASSIVE VOICE
They have been cleaning these windows because they want extra points.
These windows have been being cleaned (by them) because they want extra points. --- (Present Perfect Continuous)
A guide will take Josué to his seat.
Josué will be taken to his seat by a guide. --- (Simple Future)
The world’s first motorways _______________ (build) in Germany in the 1930s.
were built --- (Simple Past)