We had planned to arrive at the park at 9 in the morning, but the car halfway.
A. broke away
B. broke down
C. broke up
D. broke into
网友回答
A. broke away
(答案→)B. broke down
C. broke up
D. broke into
解析：考查词组：A. broke away脱离 B. broke down抛锚，垮了C. broke up分手，解体D. broke into闯入，句意：我们本打算早上9点到公园，但半路车坏了。选B。