The government air quality in urban areas from levels one to five: excellent, fairly good, slightly polluted, poor and dangerous.
A. distributes
B. arranges
C. classifies
D. divides
网友回答
A. distributes
B. arranges
(答案→)C. classifies
D. divides
解析:考查动词辨析:A. distributes分配B. arranges安排C. classifies分类D. divides分成,句意:政府将城市的空气分成5个等级:优秀,相当好,轻微污染,差和危险。选C。