telephone had been ringing for 5 minutesthe telephone had been ringing for 5 minutes before it ___was answeredansweredwas answering?

问题描述:

telephone had been ringing for 5 minutes
the telephone had been ringing for 5 minutes before it ___
was answered
answered
was answering?

was ansered

第一个答案

选 answered 该题考察的是 “过去的过去”(表示的是在 过去 某个动作发生之前 已经发生了某个动作,在该题中就是 接电话是发生在过去 在接电话之前 电话已经响了5分钟) 前一个过去用“过去时”(所以用answered) 后一个过去用“过去完成时”(即题干中的had been)

was answered

B