He was admitted into Beijing University and years of his hard work____ eventually .A.paid off B.were paid off C.had paid off D.had been paid off

He was admitted into Beijing University and years of his hard work____ eventually .A.paid off B.were paid off C.had paid off D.had been paid off
He was admitted into Beijing University and years of his hard work____ eventually .
A.paid off B.were paid off C.had paid off D.had been paid off

He was admitted into Beijing University and years of his hard work____ eventually .A.paid off B.were paid off C.had paid off D.had been paid off
选 B.
首先,这个不是过去完成时,排除C和D,然后,他的努力学习终于有了回报,英语当中应该是过去式,所以选B!
希望我的回答能够帮助你,

B

B

C
前面过去式，发生在过去的过去用过去完成时

A 付出最终有回报