The audience when they heard the humorous story.
A. burst into laughing
B. burst out laughter
C. burst into laughter
D. burst in laughing
网友回答
A. burst into laughing
B. burst out laughter
(答案→)C. burst into laughter
D. burst in laughing
解析：考查短语搭配。表示“突然大笑起来”可以用burst into laughter或burst out laughting。句意：当听到幽默故事，观众突然大笑起来。