If there aren’t so many cars, our air would be much ____.
#40723
A
clear
B
cleaner
C
clean
D
nice
推荐题目
¬ ______ does your mother watch the Talk Show? - Once a week. 
#42298
A
How long
B
How often
C
How soon
D
How far
I used to     in Tibet , but now I am used to        in Beijing.
#43556
A
live, living
B
living ,living
C
live ,live
D
living , live
----______ is the bank from here?----It’s about 3 kilometers away.
#43218
A
How far
B
How long
C
How many
D
How much