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题目内容
（黑龙江教育学院跨文化交际(专升本)）
(单选题) -We haven’t heard from Jane for a long time.( )(本题3.5分)
A、 was happening
B、 to happen
C、 has happened
D、 having happened
A、 was happening
B、 to happen
C、 has happened
D、 having happened
参考答案
