Please don’t try to back out _____ everything has been arranged.
#31400
A
until
B
though
C
when
D
unless
推荐题目
Livemocha.com is a free site ______visitors can not just learn various languages but also chat online.
#30884
A
where
B
which
C
that
D
what
It was 1995 __________ we began to develop the new computer system.
#30359
A
when
B
which
C
since
D
that
I don’t think Susan will be sad but I’ll go and comfort her ______ she is.
#31517
A
in case
B
even though
C
as if
D
unless
He made a mistake, but then he corrected the situation ________ it got worse.
#32998
A
until
B
when
C
before
D
as