◎ 题干
—We haven't heard from Jane for a long time.            
—What do you suppose ______to her?              
[     ]
A. was happening                    
B. to happen              
C. has happened                    
D. having happened
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—We haven't heard from Jane for a long time.—What do you suppose ______to her?[ ]A. was happeningB. to happenC. has happened D. having happened…”主要考查了你对  【现在完成时】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。