问题补充：
On hearing the humorous story, they .
A. burst into crying
B. burst into laughter
C. burst into laugh
D. burst out crying
答案：
A. burst into crying
(答案→)B. burst into laughter
C. burst into laugh
D. burst out crying
解析：可联系答.案.网客服索取。
如果觉得《On hearing the humorous story they .A. burst into cryingB. burst into laughterC. burst in》对你有帮助，请点赞、收藏，并留下你的观点哦！
