问题
选择题
When the woman heard the news that her daughter was killed in the mud-rock flow in Yilan, Taiwan, she ______ crying.
A．burst into
B．burst out
C．burst in
D．burst on
答案
答案：B
考查短语：突然大哭起来有两种表达：burst into tears/ burst out crying，设空的句子意为她突然大哭起来。所以选B。