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题目内容
（中国石油大学- 《大学英语3》）
分)
The computer system _______ suddenly while he was searching for information on the Internet.
A)
broke down
B)
broke out
C)
broke up
D)
broke in
The computer system _______ suddenly while he was searching for information on the Internet.
A)
broke down
B)
broke out
C)
broke up
D)
broke in
参考答案