The police came running and the crowd.
A. broke off
B. break into
C. broke up
D. break down
网友回答
A. broke off
B. break into
(答案→)C. broke up
D. break down
解析：考查短语辨析：A. broke off折断中断，B. break into破门而入， C. broke up分手，解体，驱散，打碎， D. break down崩溃，抛锚，句意：警察跑来驱散人群。选C。