It is time for the syllabi to revise.
It is time for the syllabi to revise.
It is time for the syllabi to be revised.
It is time for the syllabi to be revised.
It has been time for the syllabi to revise.
It has been time for the syllabi to revise.
It was time for the syllabi to be revised.
It was time for the syllabi to be revised.
Correct Answer:
It is time for the syllabi to be revised.
It is time for the syllabi to be revised.