问题
选择题
When and where to go for the holiday ______ yet. [ ]
A. are not decided
B. have not been decided
C. is not being decided
D. has not been decided
答案
答案：D
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When and where to go for the holiday ______ yet. [ ]
A. are not decided
B. have not been decided
C. is not being decided
D. has not been decided
答案：D