________ there is going to be a policy change _________ of those things is going to change.
#33182
A
Unless; few
B
Until; few
C
Unless; none
D
Until; none
He tried his best to solve the problem, ______ difficult it was.
#33187
A
however
B
no matter
C
whatever
D
although
____ you lose the paper document, sign in www.sohunt.com, _____ you might download all you need.
#33203
A
If, which
B
So long as, what
C
In case, where
D
Even if, as
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