问题补充：
The family had lived before, but the terrible traffic accident destroyed everything.
A. in common
B. in danger
C. in place
D. in peace
答案：
A. in common
B. in danger
C. in place
(答案→)D. in peace
解析：A. in common 共同的B. in danger处于危险中C. in place适当的 D. in peace宁静的，句意：这个家庭在这之前一直生活的很宁静，但是这场可怕的交通事故毁坏了一切。故选C
