The government ______ air quality in urban areas from levels one to five: excellent, fairly good, slightly polluted, poor and dangerous.
#13951
A
distributes
B
arranges
C
classifies
D
divides
推荐题目
Broad and Narrow Alley in Chengdu is _______ tourist attraction that thousands of people 
#12272
A
so a well-known
B
a so well-known
C
such well-known a
D
such a well-known
Sometimes ______English is quite different from ______English in many ways.
#12528
A
speaking, writing
B
spoken, written
C
speaking, written
D
spoken, writing
---He made up his mind to devote his life________pollution_______happily.
#13925
A
to prevent;to live
B
to prevent;from living
C
to preventing; to live
D
to preventing;from living