THE PROFESSOR ASKED HIS SECRETARY BY WHOM CHANGED.A.THE TIME TABLE...
19.
The professor asked his secretary by whom changed.A.
the time table had beenB.
the timetable isC.
the timetable has beenD.
was the timetable19.
The professor asked his secretary by whom changed.A.
the time table had beenB.
the timetable isC.
the timetable has beenD.
was the timetable