问题
单项选择题
What has happened to Jack
A. He hurt his leg. B. He hurt his arm. C. His back was badly hurt.
答案
参考答案：B
解析：[听力原文]
F: Is anyone hurt in the accident, Bill
M: Yes, Jack has hurt his arm, but not so bad.
[详细解答] 根据对话内容，女：“比尔，事故中有人受伤吗 ”男：“有，杰克胳膊伤了，但不是很严重。”