ThehighestawardwasgiventoAnna,

发布时间：2020-07-28 09:27:05

The highest award was given to Anna, who ________ so hard on the project for years, and at last her efforts paid off．A.has workedB.workedC.was workingD.had been working

网友回答

D
以上问题属网友观点，不代表本站立场，仅供参考！