The streets here are not so ____ as those in our city. 
#44940
A
clear
B
clean
C
dirtier
D
longer
推荐题目
He listens to the teacher as ____ as your cousin.
#44889
A
careful
B
carefully
C
care
D
cares
—Which subject is _____, Chinese or maths?—I think maths is. 
#45189
A
difficult
B
more difficult
C
most difficult
D
the most difficult