英语单选题：When and where to build the new factory ______ yet?

题目

英语单选题：When and where to build the new factory ______ yet?
When and where to build the new factory ______ yet?
A.is not decided
B.are not decided
C.has not decided
D.have not decided

答案

选A.When and where to build the new factory 作主语,表示一个事件,用现在式,be not decided表示这件事被决定.
（When and where to build the new factory）It is not decided yet.