— I ‘ll ask our physics teacher to explain Newton’s Second Law of Motion, which she taught us yesterday.— That’s just _______ most of the students haven’t understood.
______ of the land in that district ______ covered with trees and grass.
The number of people invited ______ fifty, but a number of them _______ absent for different reasons.
The League secretary and monitor ___ asked to make a speech at the meeting.
She is not worth .
His remarks left me about his real purpose.