—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
 --- Is your sister as serious as you? --- No, she isn’t. She is           .
#60821
A
as friendly as me
B
more serious than me
C
as tall as me
D
friendly than me
Jack seems ________than you _______ready for the exam.
#61299
A
busy, to get
B
much busier, getting
C
busier, to get
D
more busier, getting