When a fire at the National Exhibition in London, at least ten priceless paintings were pletely destroyed.
A. broke off
B. broke out
C. broke down
D. broke up
网友回答
A. broke off
(答案→)B. broke out
C. broke down
D. broke up
解析:短语辨析。A. 折断,中断 B.爆发火灾战争等 C. 打破,折断 D. 分手,打碎。句意:当伦敦国家展览爆发火灾时,——故选B。