问题描述：
We haven't heard from Jane for a long time. What do you suppose___her? A.was happening B.to happ...
We haven't heard from Jane for a long time.
What do you suppose___her?
A.was happening B.to happen C.has happened D.having happened
怎么做?尽量给详细点的解析过程,谢了.
We haven't heard from Jane for a long time.
What do you suppose___her?
A.was happening B.to happen C.has happened D.having happened
怎么做?尽量给详细点的解析过程,谢了.
问题解答：
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