问题补充:
The audience when they heard the humorous story.
A. burst into laughing
B. burst out laughter
C. burst into laughter
D. burst in laughing
答案:
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。