—Do you know sound travels very fast? 一Yes. But light travels _________ sound. 
#61074
A
much faster than
B
a little faster than
C
as fast as
D
slower than
推荐题目
I had to call a taxi because the box was ______ than I’d expected.
#61351
A
heavy
B
heavier
C
the heavier
D
the heaviest
I usually do my homework _____than Mary. But she makes fewer mistakes because she is_____.
#60998
A
more quickly; more careful
B
more quickly; more carefully
C
much quicker; more careful
D
much quicker; more carefully
Of the two coats, she'd like to choose the         one to save money for a book.
#61537
A
cheapest
B
cheaper
C
more expensive
D
most expensive
Everything is getting                . 
#60741
A
good and better
B
better and better
C
best and better
D
best and best