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_____ we have enough evidence, we can’t win the case.
#30147
A
Once
B
As long as
C
Unless
D
Now that
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 Don’t be afraid of asking for help _______ it is needed.
#29950
A
unless
B
though
C
although
D
when
__________ has been announced, we shall have our final exam next month.
#32131
A
As
B
It
C
That
D
What
 How did you manage to get to school on time ______ you missed the school bus?
#79910
A
when
B
if
C
once
D
because
 ---Could you please give the dictionary to Wang Feng?---Yes, of course! I’ll give it to him ________ he comes back.
#29946
A
since
B
before
C
as soon as
D
until
Don’t turn off the computer before closing all programs, _________ you could have problems.
#30878
A
or
B
and
C
but
D
so
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