I hear it won’t be he graduates from the university.
A. before long
B. long ago
C. long after
D. long before
网友回答
A. before long
B. long ago
C. long after
(答案→)D. long before
解析：句意：我听说没有多久他就从大学毕业了。这里是句式it will not long before …不过多久就会……，it be some time before 过多久就……，故选D。