27. Finally I found my handbag, which _____ under a pile of old newspapers.
A
has buried
B
had buried
C
has been buried
D
had been buried
25. ––Have you asked Peter for advice?
––No, he ______ someone, so I didn’t disturb him.
31.Social and cultural activities for senior citizens ______ over the past several years.
34.Wait a moment. The director _____ her assistant pick up some sandwiches for the meeting.
句意：最后我找到了我的包，它被埋在一堆旧报纸里。包应该是被掩埋，古英语on个被动语态，且被掩埋这个动作发生在我找到之前，故选D。
过去完成进行时及其被动式
判断语境
抓不住要点
容易