题目

A week ____ without the murderer being arrested by the police.     A. went by    B. went down      C. went out       D. went for   答案： A go by意为“（时间）流逝、过去”；go down意为“下沉、下降”；go out              意为“出去、（灯、火等）熄灭”；go for意为“从事……”。  

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