问题
选择题
_______ the news of his father's death, he burst into tears.
A．After hearing
B．On hearing
C．While hearing
D．Having heard
答案
答案：B
搜题请搜索小程序“爱下问搜题”
_______ the news of his father's death, he burst into tears.
A．After hearing
B．On hearing
C．While hearing
D．Having heard
答案：B
