The air in Beijing is getting much ______ now than a few years ago.
#47250
A
clean
B
cleaner
C
cleanest
D
the cleanest
推荐题目
---I don’t think you saw him just now.--- .I did see him yesterday.
#45419
A
Really
B
Generally .
C
Actually
D
Greatly
----Look at that model ship． ----I know，but it looks like a real one．It’s just _______．
#45650
A
small
B
very small
C
smaller
D
smallest