All the preparations for the task , and we’re ready to start．
A. pleted
B. plete
C. had been pleted
D. have been pleted
网友回答
A. pleted
B. plete
C. had been pleted
(答案→)D. have been pleted
解析：考查时态及语态。句意：对于这个任务所有的准备已经完成了，并且我们准备开始。根据语境动作是从过去一直持续到现在刚刚完成，且表示被动，所以用现在完成时的被动语态，选D。