We’ve been told the good news, but when and where to go for the exciting paid vacation yet.
A. are not discussed
B. have not been discussed
C. is not being discussed
D. has not been discussed
网友回答
A. are not discussed
B. have not been discussed
C. is not being discussed
(答案→)D. has not been discussed
解析：考查时态，主语是when and where to go for the exciting paid vacation是第三人称单数，因为是被讨论，所以用被动语态，因为后面有yet，经常被用在现在完成时，所以选D