Question

【题目】He studied hard before the exam, and it ___________. He made an A.

A.paid backB.paid downC.paid upD.paid off

Answer 1

【答案】D

【解析】

考查动词短语辨析。句意：他在考试前努力学习，得到了回报。他得了个A。A. paid back偿还；报答；B. pay down当场支付；C. paid up付清；D. paid off见成效；得到了回报。根据句意故选D。