Don't come ___ you are invited.
#79759
A
unless
B
if not
C
why
D
that
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It was several minutes _______ we realized what was happening~our dog was trapped in a newly-dug tunnel.
#30391
A
since
B
before
C
until
D
while
She has never done anything for them, _______ they have done everything for her.
#30515
A
when
B
whereas
C
as
D
because