.When and where to go for the on-salary holiday yet. A. are not decidedB. have not been d

问题补充：

.When and where to go for the on-salary holiday yet.

A. are not decided

B. have not been decided

C. is not being decided

D. has not been decided

答案：

A. are not decided

B. have not been decided

C. is not being decided

(答案→)D. has not been decided

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