-----They used to be good friends, but now they are like strangers. ----- How this ?
A. were; e about
B. did; e about
C. were; taken place
D. were; happened
网友回答
A. were; e about
(答案→)B. did; e about
C. were; taken place
D. were; happened
解析： e about, take place, happen都是发生的意思，均无被动语态。