—When will the game begin?
—It will begin later than usual _________ 15 minutes.
A.in B.on C.by D.at
—When will the game begin?
—It will begin later than usual _________ 15 minutes.
A.in B.on C.by D.at
C
此题的by表示程度,如数量的增减等。再如: The price of apples has increased by 30%.