--I hear this kind of CD-ROM is very popular.--Let’s buy one before it ____________.
#60527
A
is come out
B
comes out
C
sells out
D
is sold out
推荐题目
My father ______ a soccer ball.
#58596
A
don’t have
B
doesn’t have
C
isn’t have
D
doesn’t has
Can you ________ it ________ English? 
#56223
A
speak, in
B
tell, with
C
talk, with
D
say, in