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
---How about the ice cream, Tom?---It is . I enjoy it very much.
#45612
A
bad
B
badly
C
hot
D
fantastic
Things made of plastic are usually _______, but they are _______ to get polluted.
#46426
A
cheap; easy
B
cheap; easier
C
cheaper; easy
D
cheaper; easier