THE PROFESSOR ASKED HIS SECRETARY BY WHOM CHANGED.A.WAS THE TIMETAB...
11.
The professor asked his secretary by whom changed.A.
was the timetableB.
the timetable isC.
the timetable has beenD.
the time table had been11.
The professor asked his secretary by whom changed.A.
was the timetableB.
the timetable isC.
the timetable has beenD.
the time table had been