Allthepreparationsforthetask______

发布时间：2020-07-10 08:52:50

All the preparations for the task ______ and we were ready to start.













A.pleted












B.plete











C.had been pleted











D.have been pleted

网友回答

C解析由and we were ready to start来判断，前面用过去完成时的被动语态。
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