Although he failed when he tried doing the experiment for the first time, he decided to try it____.
#70436
A
once in a while
B
at once
C
once more
D
once
推荐题目
 She      a golden ring when she searched her old box for a letter.
#75110
A
came about
B
came to
C
came across
D
came up with
Why do we have to ________ Joan’s selfish behavior? She should learn to care for others.
#73719
A
keep up with
B
catch up with
C
put up with
D
come up with
This box______all the books you need,______those on computer.
#80627
A
contains;includes    
B
includes;containing
C
including;contains    
D
contains;including
The Internet is ___ more and more important ___ in our everyday life.
#81158
A
taking, part
B
playing a, part
C
taking a , part
D
playing, part