问题
单项选择题
Which of the following is used when one fails to catch what the speaker has said
A. Excuse me.
B. I’m sorry.
C. Keep nodding.
D. I beg your pardon.
答案
参考答案：D
解析：主要考查英语文化中的致歉语。
在英语中，当人们没能听清对方说的话时，会说声“I beg your pardon”。