— We haven’t heard from Jane for a long time.
— What do you suppose to her?
A. was happening
B. has happened
C. to happen
D. having happened
网友回答
A. was happening
(答案→)B. has happened
C. to happen
D. having happened
解析：考查时态：句意：--我们很长时间没有收到Jane的来信了。--你猜她发生了什么？可知这句话强调的是现在的结果。说话人想知道她现在怎样，用现在完成进行时。选B。