Usually a meteorological observatory (气象台) _____ air quality in urban areas from one to five: excellent, fairly good, slightly polluted, poor, and dangerous.
#13189
A
identifies
B
purifies
C
classifies
D
clarifies
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He devoted all the money he had a house of his own.
#12492
A
set up
B
to set up
C
to setting up
D
setting up
China issued new plan which calls for immediate action to deal with country worsening air pollution.
#11707
A
the ; a
B
a ; the
C
a ; a
D
a ; /
(2013·山东，21)I've lived in New York and Chicago，but don't like ________ of them very much.
#11616
A
either
B
any
C
each
D
another
--- It’s five years since I was a singer. --- Not really! ?
#11200
A
Are you a singer
B
How’s that
C
What do you mean
D
Is it a strange idea
It took him a long time to ______the skills he needed to become a professional artist.
#13024
A
acquire
B
inquire
C
require
D
request