If there are         trees, the air in our city will be         cleaner.
#61428
A
less, more
B
more, more
C
more, much
D
much, more
推荐题目
The population problem may be ______ one of the world today.
#61256
A
the most
B
most difficult
C
the greatest
D
more interesting
Shanghai is bigger than _______in Jiangsu and bigger than _______in China.
#60953
A
any city; any city
B
any city; any other city
C
any other city; the other cities
D
any other city; any city
The building is the second        in our town。
#60967
A
high
B
highest
C
higher
D
the most highest