The computer system _________ suddenly while he was searching for some important international news ...
2022-09-13 09:38:25 23次 吉林省2018-2019学年高二上学期期末考试英语试卷 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
The computer system _________ suddenly while he was searching for some important international news .
A. broke down B. broke out
C. broke up D. broke in
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