问题 选择题

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

答案

答案:A

题目分析:考查动词短语语意的区别。句意为:“正当他在网上查信息的时候,电脑系统突然瘫痪了。”break down: (机器或车辆)出故障、坏掉。break out: (战争、打斗等不愉快事件)突然开始。break up:结束;解散,散开;变得虚弱、垮掉。break in:强行进入;破门而入。选A。

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