题目内容
10. When Bob came in,we our conversation and went back to our own desks.
A. broke in B. broke out
C. broke up D. broke off
10. D break off此处是及物动词短语，意为"中断，停止(=disconnect;stop) "。
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题目内容
10. When Bob came in,we our conversation and went back to our own desks.
A. broke in B. broke out
C. broke up D. broke off
10. D break off此处是及物动词短语，意为"中断，停止(=disconnect;stop) "。