校园口语习语大全K-2：keep one's ear to the ground 全神贯注地听（mp3和文本下载)

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脱口说英语口语校园习语大全

K-2：keep one's ear to the ground 全神贯注地听

A:John! John!
A:约翰！约翰！

B:Er... Yes, Madam?
B：哦……老师。

A:What are you thinking about? You are distracting again. Keep your ear to the ground.
A;你在想什么？你又走神了！注意听讲。

B:I am sorry, Madam.
B：对不起，老师。