THE PROFESSOR ASKED HIS SECRETARY BY WHOM CHANGED.A.THE TIMETABLE H...
14.
The professor asked his secretary by whom changed.A.
the timetable has beenB.
the timetable isC.
the time table had beenD.
was the timetable14.
The professor asked his secretary by whom changed.A.
the timetable has beenB.
the timetable isC.
the time table had beenD.
was the timetable