问题补充:
The computer system suddenly while he was playing computer games.
A. broke down
B. broke out
C. broke up
D. broke in
答案:
(答案→)A. broke down
B. broke out
C. broke up
D. broke in
解析:考查词组辨析:A. broke down崩溃,B. broke out爆发,C. broke up分手,解体,D. broke in闯入,句意是:当我在玩游戏时,电脑突然瘫痪了。选A。