问题
选择题
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
答案：C
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。