—Mom, I can’t see any point in working hard at all the subjects at school.
—Come on, dear. Years of hard work will surely in the future of your career.
A. make sure
B. pay off
C. bring back
D. pay back
网友回答
A. make sure
(答案→)B. pay off
C. bring back
D. pay back
解析：短语辨析。A确保；B付清，努力得到回报；C带回，回忆；D偿还。结合句意可知Ｂ正确。句意：多年的努力工作在你的事业中一定会得到回报的。