【题目】The rising crime is a major ________ of society.
A.responsibility
B.condition
C.cause
D.concern

【答案】D
【解析】句意：上升的犯罪是社会的主要担忧。A. responsibility“责任”；B. condition“条件”；C. cause“原因”；D. concern“关心，牵挂”。D项符合语境。