问题补充:
His three years of hard work — he did a good job in the NMET and was admitted into a key university.
A. turned out
B. ran out
C. paid back
D. paid off
答案:
A. turned out
B. ran out
C. paid back
(答案→)D. paid off
解析:考查词组意思,turned out意思“出席”,ran out意思“用完”, paid back意思“偿还”,paid off意思“取得成功”,句子意思“进过三年的刻苦学习,终于在全国普通高校入学考试并被一所重点大学录取的了成功”,所以选D