If there are     trees, the air in our city will be      cleaner.
#61085
A
less; more
B
more; more
C
more; much
D
much; more
推荐题目
—What a nice watch it is!  —Yes. It’s _________ one of all. 
#60979
A
expensive
B
more expensive
C
the most expensive
D
much more expensive
Do you think a monkey is ____  or _____ than a panda?
#61444
A
heavy, light
B
heavier, lighter
C
heavier, light
D
heavy, lighter
 My sister is _____more outgoing than me.
#61062
A
more
B
most
C
a little
D
little
Of all the subjects, chemistry seems to be    for me.
#61512
A
difficult
B
too difficult
C
more difficult
D
the most difficult