．You’d better get the problem solved as soon as possible ______ it becomes out of control．
#33130
A
when
B
before
C
since
D
unless
推荐题目
__________ you are old enough to judge things, you should decide your path in life.
#31539
A
Since
B
In order that
C
Though
D
Unless
Mary and I have been close friends ______ we met each other 10 years ago.
#31498
A
when
B
since
C
until
D
as
The song “In Spring”___ original singer is Wang Feng has brought national fame to Xuriyanggang, ____won the second place in the 2010 Avenue of Stars Finals.
#31927
A
who; whose
B
which; who
C
whose; who
D
of whom; who
______ I’m tired of life here, I have been considering trying my luck in another city, but I haven’t decided yet.
#31972
A
As for
B
Now that
C
As if
D
Thanks to