Present Simple в пассивном залоге:
am/is/are + III форма глагола
These books are used for work.
The office is cleaned every day.
Present Continuous в пассивном залоге:
am/is/are being + III форма глагола
I feel that I am being watched now by somebody.
The road is being repaired.
Present Perfect в пассивном залоге:
have/has been + III форма глагола
This coffee has just been made, help yourself.
The presents have already been bought.