当前位置:在线题库搜索>[单选题]-We haven’t heard from Jane for a long time.( )-What _____ to her?的答案是什么?

问题:

[单选题]-We haven’t heard from Jane for a long time.( )
-What _____ to her?

A、was happening
B、to happen
C、has happened
D、having happened

参考答案: C