問題詳情

44.Lighting regulations in Flagstaff,Arizona are put into effect to  
(A)Lessen the chance of getting cancer  
(B)create an ideal observation condition  
(C)ensure citizens a good sleep at night  
(D)enable all creatures to live in harmony

參考答案

答案:B
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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