Theyaregoingtoworkonthefarm_

发布时间：2020-07-28 05:00:13

They are going to work on the farm ________ the morning of October 10．A.inB.onC.atD.for

网友回答

B解析在具体某天用介词on．
以上问题属网友观点，不代表本站立场，仅供参考！